Symbol Version, Language
DEPATISnetDPMAregister

Search request: No search request has been comitted.

IPC entry: A61K 31/423 5-dot subgroup [Version 2025.01 (current), Language EN - English]

Symbol Select IPC entry Title
A
Show hierarchy
HUMAN NECESSITIES
A01
Show hierarchy
AGRICULTURE
A01
Show hierarchy
AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
A21
Show hierarchy
FOODSTUFFS; TOBACCO
A21
Show hierarchy
BAKING; EQUIPMENT FOR MAKING OR PROCESSING DOUGHS; DOUGHS FOR BAKING [1, 2006.01]
A22
Show hierarchy
BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
A23
Show hierarchy
FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES; PREPARATION, TREATMENT OR PRESERVATION THEREOF
A24
Show hierarchy
TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
A41
Show hierarchy
PERSONAL OR DOMESTIC ARTICLES
A41
Show hierarchy
WEARING APPAREL
A42
Show hierarchy
HEADWEAR
A43
Show hierarchy
FOOTWEAR
A44
Show hierarchy
HABERDASHERY; JEWELLERY
A45
Show hierarchy
HAND OR TRAVELLING ARTICLES
A46
Show hierarchy
BRUSHWARE
A47
Show hierarchy
FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
A61
Show hierarchy
HEALTH; LIFE-SAVING; AMUSEMENT
A61
Show hierarchy
MEDICAL OR VETERINARY SCIENCE; HYGIENE
A61B
Show hierarchy
DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D)
A61C
Show hierarchy
DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE (non-driven toothbrushes A46B; preparations for dentistry A61K 6/00;  preparations for cleaning the teeth or mouth A61K 8/00, A61Q 11/00)
A61D
Show hierarchy
VETERINARY INSTRUMENTS, IMPLEMENTS, TOOLS, OR METHODS
A61F
Show hierarchy
FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS (dental prosthetics A61C) [6, 2006.01]
A61G
Show hierarchy
TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS (appliances for aiding patients or disabled persons to walk A61H 3/00); OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES (embalming corpses A01N 1/00)
A61H
Show hierarchy
PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY (electrotherapy, magnetotherapy, radiation therapy, ultrasound therapy A61N)
A61J
Show hierarchy
CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
A61K
Show hierarchy
PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES (devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms A61J 3/00; chemical aspects of, or use of materials for deodorisation of air, for disinfection or sterilisation, or for bandages, dressings, absorbent pads or surgical articles A61L; soap compositions C11D)
A61K 6/00
Show hierarchy
Preparations for dentistry [3, 2006.01, 2020.01]
A61K 8/00
Show hierarchy
Cosmetics or similar toiletry preparations [2006.01]
A61K 9/00
Show hierarchy
Medicinal preparations characterised by special physical form [1, 2006.01]
A61K 31/00
Show hierarchy
Medicinal preparations containing organic active ingredients [2, 2006.01]
A61K 31/01
Show hierarchy
.Hydrocarbons [2, 2006.01]
A61K 31/015
Show hierarchy
. .carbocyclic [2, 2006.01]
A61K 31/02
Show hierarchy
.Halogenated hydrocarbons [2, 2006.01]
A61K 31/025
Show hierarchy
. .carbocyclic [2, 2006.01]
A61K 31/03
Show hierarchy
. . .aromatic [2, 2006.01]
A61K 31/035
Show hierarchy
. .having aliphatic unsaturation [2, 2006.01]
A61K 31/04
Show hierarchy
.Nitro compounds [2, 2006.01]
A61K 31/045
Show hierarchy
.Hydroxy compounds, e.g. alcohols; Salts thereof, e.g. alcoholates (hydroperoxides A61K 31/327) [2, 7, 2006.01]
A61K 31/047
Show hierarchy
. .having two or more hydroxy groups, e.g. sorbitol [7, 2006.01]
A61K 31/05
Show hierarchy
. .Phenols [2, 2006.01]
A61K 31/055
Show hierarchy
. . .the aromatic ring being substituted by halogen [2, 2006.01]
A61K 31/06
Show hierarchy
. . .the aromatic ring being substituted by nitro groups [2, 2006.01]
A61K 31/065
Show hierarchy
. .Diphenyl-substituted acyclic alcohols [2, 2006.01]
A61K 31/07
Show hierarchy
. .Retinol compounds, e.g. vitamin A (retinoic acids A61K 31/203) [2, 7, 2006.01]
A61K 31/075
Show hierarchy
.Ethers or acetals [2, 2006.01]
A61K 31/08
Show hierarchy
. .acyclic, e.g. paraformaldehyde [2, 2006.01]
A61K 31/085
Show hierarchy
. .having an ether linkage to aromatic ring nuclear carbon [2, 2006.01]
A61K 31/09
Show hierarchy
. . .having two or more such linkages [2, 2006.01]
A61K 31/095
Show hierarchy
.Sulfur, selenium or tellurium compounds, e.g. thiols [2, 2006.01]
A61K 31/10
Show hierarchy
. .Sulfides; Sulfoxides; Sulfones [2, 2006.01]
A61K 31/105
Show hierarchy
. .Persulfides (thiuram disulfides A61K 31/145; thiosulfonic acids A61K 31/185) [2, 2006.01]
A61K 31/11
Show hierarchy
.Aldehydes [2, 2006.01]
A61K 31/115
Show hierarchy
. .Formaldehyde [2, 2006.01]
A61K 31/12
Show hierarchy
.Ketones [2, 2006.01]
A61K 31/121
Show hierarchy
. .acyclic [7, 2006.01]
A61K 31/122
Show hierarchy
. .having the oxygen atom directly attached to a ring, e.g. quinones, vitamin K1, anthralin [7, 2006.01]
A61K 31/125
Show hierarchy
. . .Camphor; Nuclear substituted derivatives thereof [2, 2006.01]
A61K 31/13
Show hierarchy
.Amines, e.g. amantadine (A61K 31/04 takes precedence) [2, 2006.01]
A61K 31/131
Show hierarchy
. .acyclic [7, 2006.01]
A61K 31/132
Show hierarchy
. .having two or more amino groups, e.g. spermidine, putrescine [7, 2006.01]
A61K 31/133
Show hierarchy
. .having hydroxy groups, e.g. sphingosine [7, 2006.01]
A61K 31/135
Show hierarchy
. .having aromatic rings, e.g. methadone [2, 7, 2006.01]
A61K 31/136
Show hierarchy
. . .having the amino group directly attached to the aromatic ring, e.g. benzeneamine [7, 2006.01]
A61K 31/137
Show hierarchy
. . .Arylalkylamines, e.g. amphetamine, epinephrine, salbutamol, ephedrine [7, 2006.01]
A61K 31/138
Show hierarchy
. . .Aryloxyalkylamines, e.g. propranolol, tamoxifen, phenoxybenzamine (atenolol A61K 31/165; pindolol A61K 31/404; timolol A61K 31/5377) [7, 2006.01]
A61K 31/14
Show hierarchy
. .Quaternary ammonium compounds, e.g. edrophonium, choline (betaines A61K 31/205) [2, 2006.01]
A61K 31/145
Show hierarchy
. .having sulfur atoms, e.g. thiurams (Inline imageN—C(S)—S—C(S)—NInline image or Inline imageN—C(S)—S—S—C(S)—NInline image); Sulfinylamines (—N=SO); Sulfonylamines (—N=SO2) (isothioureas A61K 31/155) [2, 7, 2006.01]
A61K 31/15
Show hierarchy
. .Oximes (Inline imageC=N—O—); Hydrazines (Inline imageN—NInline image); Hydrazones (Inline imageN—N=) [2, 2006.01]
A61K 31/155
Show hierarchy
. .Amidines (Inline image), e.g. guanidine (H2N—C(=NH)—NH2), isourea (HN=C(OH)NH2), isothiourea (HN=C(SH)—NH2) [2, 2006.01]
A61K 31/16
Show hierarchy
.Amides, e.g. hydroxamic acids [2, 2006.01]
A61K 31/164
Show hierarchy
. .of a carboxylic acid with an aminoalcohol, e.g. ceramides [7, 2006.01]
A61K 31/165
Show hierarchy
. .having aromatic rings, e.g. colchicine, atenolol, progabide [2, 2006.01]
A61K 31/166
Show hierarchy
. . .having the carbon atom of a carboxamide group directly attached to the aromatic ring, e.g. procainamide, procarbazine, metoclopramide, labetalol [7, 2006.01]
A61K 31/167
Show hierarchy
. . .having the nitrogen atom of a carboxamide group directly attached to the aromatic ring, e.g. lidocaine, paracetamol [7, 2006.01]
A61K 31/17
Show hierarchy
. .having the group Inline imageN—C(O)—NInline image or Inline imageN—C(S)—NInline image, e.g. urea, thiourea, carmustine (isoureas, isothioureas A61K 31/155; sulfonylureas A61K 31/64) [2, 7, 2006.01]
A61K 31/175
Show hierarchy
. . .having the group Inline image, Inline imageN—C(O)—N=N— or Inline image, e.g. carbonohydrazides, carbazones, semicarbazides, semicarbazones; Thioanalogues thereof [2, 7, 2006.01]
A61K 31/18
Show hierarchy
. .Sulfonamides (compounds containing a para-N-benzene-sulfonyl-N-group A61K 31/63) [2, 2006.01]
A61K 31/185
Show hierarchy
.Acids; Anhydrides, halides or salts thereof, e.g. sulfur acids, imidic, hydrazonic or hydroximic acids  (hydroxamic acids A61K 31/16;  peroxy acids A61K 31/327) [2, 7, 2006.01]
A61K 31/19
Show hierarchy
. .Carboxylic acids, e.g. valproic acid (salicylic acid A61K 31/60) [2, 7, 2006.01]
A61K 31/191
Show hierarchy
. . .Acyclic acids having two or more hydroxy groups, e.g. gluconic acid [7, 2006.01]
A61K 31/192
Show hierarchy
. . .having aromatic groups, e.g. sulindac, 2-aryl-propionic acids, ethacrynic acid [7, 2006.01]
A61K 31/194
Show hierarchy
. . .having two or more carboxyl groups, e.g. succinic, maleic or phthalic acid [7, 2006.01]
A61K 31/195
Show hierarchy
. . .having an amino group [2, 7, 2006.01]
A61K 31/196
Show hierarchy
. . . .the amino group being directly attached to a ring, e.g. anthranilic acid, mefenamic acid, diclofenac, chlorambucil [7, 2006.01]
A61K 31/197
Show hierarchy
. . . .the amino and the carboxyl groups being attached to the same acyclic carbon chain, e.g. gamma-aminobutyric acid [GABA], beta-alanine, epsilon-aminocaproic acid or pantothenic acid (carnitine A61K 31/205) [7, 2006.01]
A61K 31/198
Show hierarchy
. . . . .Alpha-amino acids, e.g. alanine or edetic acid [EDTA] (betaine A61K 31/205; proline A61K 31/401; tryptophan A61K 31/405; histidine A61K 31/4172; peptides not degraded to individual amino acids A61K 38/00) [7, 2006.01]
A61K 31/20
Show hierarchy
. . .having a carboxyl group bound to an acyclic chain of seven or more carbon atoms, e.g. stearic, palmitic or arachidic acid [2, 2006.01]
A61K 31/201
Show hierarchy
. . . .having one or two double bonds, e.g. oleic or linoleic acid [7, 2006.01]
A61K 31/202
Show hierarchy
. . . .having three or more double bonds, e.g. linolenic acid (eicosanoids, e.g. leukotrienes, A61K 31/557) [7, 2006.01]
A61K 31/203
Show hierarchy
. . . .Retinoic acids [7, 2006.01]
A61K 31/205
Show hierarchy
. .Amine addition salts of organic acids; Inner quaternary ammonium salts, e.g. betaine, carnitine [2, 2006.01]
A61K 31/21
Show hierarchy
.Esters, e.g. nitroglycerine, selenocyanates [2, 2006.01]
A61K 31/215
Show hierarchy
. .of carboxylic acids [2, 2006.01]
A61K 31/216
Show hierarchy
. . .of acids having aromatic rings, e.g. benactizyne, clofibrate [7, 2006.01]
A61K 31/22
Show hierarchy
. . .of acyclic acids, e.g. pravastatin [2, 2006.01]
A61K 31/221
Show hierarchy
. . . .with compounds having an amino group, e.g. acetylcholine, acetylcarnitine [7, 2006.01]
A61K 31/222
Show hierarchy
. . . .with compounds having aromatic groups, e.g. dipivefrine, ibopamine [7, 2006.01]
A61K 31/223
Show hierarchy
. . . .of alpha-amino acids [7, 2006.01]
A61K 31/225
Show hierarchy
. . . .Polycarboxylic acids [2, 2006.01]
A61K 31/23
Show hierarchy
. . . .of acids having a carboxyl group bound to a chain of seven or more carbon atoms [2, 2006.01]
A61K 31/231
Show hierarchy
. . . . .having one or two double bonds [7, 2006.01]
A61K 31/232
Show hierarchy
. . . . .having three or more double bonds, e.g. etretinate [7, 2006.01]
A61K 31/235
Show hierarchy
. . .having an aromatic ring attached to a carboxyl group [2, 2006.01]
A61K 31/24
Show hierarchy
. . . .having an amino or nitro group [2, 2006.01]
A61K 31/245
Show hierarchy
. . . . .Amino benzoic acid types, e.g. procaine, novocaine (salicylic acid esters A61K 31/60) [2, 2006.01]
A61K 31/25
Show hierarchy
. . .with polyoxyalkylated alcohols, e.g. esters of polyethylene glycol [2, 2006.01]
A61K 31/255
Show hierarchy
. .of sulfoxy acids or sulfur analogues thereof [2, 2006.01]
A61K 31/26
Show hierarchy
. .Cyanate or isocyanate esters; Thiocyanate or isothiocyanate esters [2, 7, 2006.01]
A61K 31/265
Show hierarchy
. .of carbonic, thiocarbonic or thiocarboxylic acids, e.g. thioacetic acid, xanthogenic acid, trithiocarbonic acid [2, 2006.01]
A61K 31/27
Show hierarchy
. .of carbamic or thiocarbamic acids, e.g. meprobamate, carbachol, neostigmine [2, 2006.01]
A61K 31/275
Show hierarchy
.Nitriles; Isonitriles [2, 2006.01]
A61K 31/277
Show hierarchy
. .having a ring, e.g. verapamil [7, 2006.01]
A61K 31/28
Show hierarchy
.Compounds containing heavy metals [2, 2006.01]
A61K 31/282
Show hierarchy
. .Platinum compounds [7, 2006.01]
A61K 31/285
Show hierarchy
. .Arsenic compounds [2, 2006.01]
A61K 31/29
Show hierarchy
. .Antimony or bismuth compounds [2, 2006.01]
A61K 31/295
Show hierarchy
. .Iron group metal compounds [2, 2006.01]
A61K 31/30
Show hierarchy
. .Copper compounds [2, 2006.01]
A61K 31/305
Show hierarchy
. .Mercury compounds [2, 2006.01]
A61K 31/31
Show hierarchy
. . .containing nitrogen [2, 2006.01]
A61K 31/315
Show hierarchy
. .Zinc compounds [2, 2006.01]
A61K 31/32
Show hierarchy
. .Tin compounds [2, 2006.01]
A61K 31/325
Show hierarchy
.Carbamic acids; Thiocarbamic acids; Anhydrides or salts thereof (thiurams A61K 31/145) [2, 2006.01]
A61K 31/327
Show hierarchy
.Peroxy compounds, e.g. hydroperoxides, peroxides, peroxy acids [7, 2006.01]
A61K 31/33
Show hierarchy
.Heterocyclic compounds [2, 2006.01]
A61K 31/335
Show hierarchy
. .having oxygen as the only ring hetero atom, e.g. fungichromin [2, 2006.01]
A61K 31/336
Show hierarchy
. . .having three-membered rings, e.g. oxirane, fumagillin [7, 2006.01]
A61K 31/337
Show hierarchy
. . .having four-membered rings, e.g. taxol [7, 2006.01]
A61K 31/34
Show hierarchy
. . .having five-membered rings with one oxygen as the only ring hetero atom, e.g. isosorbide [2, 2006.01]
A61K 31/341
Show hierarchy
. . . .not condensed with another ring, e.g. ranitidine, furosemide, bufetolol, muscarine [7, 2006.01]
A61K 31/343
Show hierarchy
. . . .condensed with a carbocyclic ring, e.g. coumaran, bufuralol, befunolol, clobenfurol, amiodarone [7, 2006.01]
A61K 31/345
Show hierarchy
. . . .Nitrofurans (nitrofurantoin A61K 31/4178) [2, 7, 2006.01]
A61K 31/35
Show hierarchy
. . .having six-membered rings with one oxygen as the only ring hetero atom [2, 2006.01]
A61K 31/351
Show hierarchy
. . . .not condensed with another ring [7, 2006.01]
A61K 31/352
Show hierarchy
. . . .condensed with carbocyclic rings, e.g. cannabinols, methantheline [7, 2006.01]
A61K 31/353
Show hierarchy
. . . . .3,4-Dihydrobenzopyrans, e.g. chroman, catechin [7, 2006.01]
A61K 31/355
Show hierarchy
. . . . . .Tocopherols, e.g. vitamin E [2, 2006.01]
A61K 31/357
Show hierarchy
. . .having two or more oxygen atoms in the same ring, e.g. crown ethers, guanadrel [7, 2006.01]
A61K 31/36
Show hierarchy
. . . .Compounds containing methylenedioxyphenyl groups, e.g. sesamin [2, 2006.01]
A61K 31/365
Show hierarchy
. . .Lactones [2, 2006.01]
A61K 31/366
Show hierarchy
. . . .having six-membered rings, e.g. delta-lactones [7, 2006.01]
A61K 31/37
Show hierarchy
. . . . .Coumarins, e.g. psoralen [2, 2006.01]
A61K 31/375
Show hierarchy
. . . .Ascorbic acid, i.e. vitamin C; Salts thereof [2, 2006.01]
A61K 31/38
Show hierarchy
. .having sulfur as a ring hetero atom [2, 2006.01]
A61K 31/381
Show hierarchy
. . .having five-membered rings [7, 2006.01]
A61K 31/382
Show hierarchy
. . .having six-membered rings, e.g. thioxanthenes (thiothixene A61K 31/496) [7, 2006.01]
A61K 31/385
Show hierarchy
. . .having two or more sulfur atoms in the same ring [2, 2006.01]
A61K 31/39
Show hierarchy
. . .having oxygen atoms in the same ring [2, 2006.01]
A61K 31/395
Show hierarchy
. .having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins [2, 7, 2006.01]
A61K 31/396
Show hierarchy
. . .having three-membered rings, e.g. aziridine [7, 2006.01]
A61K 31/397
Show hierarchy
. . .having four-membered rings, e.g. azetidine [7, 2006.01]
A61K 31/40
Show hierarchy
. . .having five-membered rings with one nitrogen as the only ring hetero atom, e.g. sulpiride, succinimide, tolmetin, buflomedil [2, 2006.01]
A61K 31/401
Show hierarchy
. . . .Proline; Derivatives thereof, e.g. captopril [7, 2006.01]
A61K 31/4015
Show hierarchy
. . . .having oxo groups directly attached to the heterocyclic ring, e.g. piracetam, ethosuximide [7, 2006.01]
A61K 31/402
Show hierarchy
. . . .1-aryl-substituted, e.g. piretanide [7, 2006.01]
A61K 31/4025
Show hierarchy
. . . .not condensed and containing further heterocyclic rings, e.g. cromakalim [7, 2006.01]
A61K 31/403
Show hierarchy
. . . .condensed with carbocyclic rings, e.g. carbazole [7, 2006.01]
A61K 31/4035
Show hierarchy
. . . . .Isoindoles, e.g. phthalimide [7, 2006.01]
A61K 31/404
Show hierarchy
. . . . .Indoles, e.g. pindolol [7, 2006.01]
A61K 31/4045
Show hierarchy
. . . . . .Indole-alkylamines; Amides thereof, e.g. serotonin, melatonin [7, 2006.01]
A61K 31/405
Show hierarchy
. . . . . .Indole-alkanecarboxylic acids; Derivatives thereof, e.g. tryptophan, indomethacin [2, 2006.01]
A61K 31/407
Show hierarchy
. . . .condensed with heterocyclic ring systems, e.g. ketorolac, physostigmine [7, 2006.01]
A61K 31/409
Show hierarchy
. . . .having four such rings, e.g. porphine derivatives, bilirubin, biliverdine (hemin, hematin A61K 31/555) [7, 2006.01]
A61K 31/41
Show hierarchy
. . .having five-membered rings with two or more ring hetero atoms, at least one of which is nitrogen, e.g. tetrazole [2, 2006.01]
A61K 31/415
Show hierarchy
. . . .1,2-Diazoles [2, 7, 2006.01]
A61K 31/4152
Show hierarchy
. . . . .having oxo groups directly attached to the heterocyclic ring, e.g. antipyrine, phenylbutazone, sulfinpyrazone [7, 2006.01]
A61K 31/4155
Show hierarchy
. . . . .not condensed and containing further heterocyclic rings [7, 2006.01]
A61K 31/416
Show hierarchy
. . . . .condensed with carbocyclic ring systems, e.g. indazole [7, 2006.01]
A61K 31/4162
Show hierarchy
. . . . .condensed with heterocyclic ring systems [7, 2006.01]
A61K 31/4164
Show hierarchy
. . . .1,3-Diazoles [7, 2006.01]
A61K 31/4166
Show hierarchy
. . . . .having oxo groups directly attached to the heterocyclic ring, e.g. phenytoin [7, 2006.01]
A61K 31/4168
Show hierarchy
. . . . .having a nitrogen atom attached in position 2, e.g. clonidine [7, 2006.01]
A61K 31/417
Show hierarchy
. . . . .Imidazole-alkylamines, e.g. histamine, phentolamine [7, 2006.01]
A61K 31/4172
Show hierarchy
. . . . .Imidazole-alkanecarboxylic acids, e.g. histidine [7, 2006.01]
A61K 31/4174
Show hierarchy
. . . . .Arylalkylimidazoles, e.g. oxymetazolin, naphazoline, miconazole [7, 2006.01]
A61K 31/4178
Show hierarchy
. . . . .not condensed and containing further heterocyclic rings, e.g. pilocarpine, nitrofurantoin [7, 2006.01]
A61K 31/4184
Show hierarchy
. . . . .condensed with carbocyclic rings, e.g. benzimidazoles [7, 2006.01]
A61K 31/4188
Show hierarchy
. . . . .condensed with heterocyclic ring systems, e.g. biotin, sorbinil [7, 2006.01]
A61K 31/4192
Show hierarchy
. . . .1,2,3-Triazoles [7, 2006.01]
A61K 31/4196
Show hierarchy
. . . .1,2,4-Triazoles [7, 2006.01]
A61K 31/42
Show hierarchy
. . . .Oxazoles [2, 7, 2006.01]
A61K 31/421
Show hierarchy
. . . . .1,3-Oxazoles, e.g. pemoline, trimethadione [7, 2006.01]
A61K 31/422
Show hierarchy
. . . . .not condensed and containing further heterocyclic rings [7, 2006.01]
A61K 31/423
Show hierarchy
. . . . .condensed with carbocyclic rings [7, 2006.01]
A61K 31/424
Show hierarchy
. . . . .condensed with heterocyclic ring systems, e.g. clavulanic acid [7, 2006.01]
A61K 31/4245
Show hierarchy
. . . .Oxadiazoles [7, 2006.01]
A61K 31/425
Show hierarchy
. . . .Thiazoles [2, 7, 2006.01]
A61K 31/426
Show hierarchy
. . . . .1,3-Thiazoles [7, 2006.01]
A61K 31/427
Show hierarchy
. . . . .not condensed and containing further heterocyclic rings [7, 2006.01]
A61K 31/428
Show hierarchy
. . . . .condensed with carbocyclic rings [7, 2006.01]
A61K 31/429
Show hierarchy
. . . . .condensed with heterocyclic ring systems [7, 2006.01]
A61K 31/43
Show hierarchy
. . . . . .Compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula Inline image, e.g. penicillins, penems [2, 6, 2006.01]
A61K 31/431
Show hierarchy
. . . . . . .containing further heterocyclic ring systems, e.g. ticarcillin, azlocillin, oxacillin [7, 2006.01]
A61K 31/433
Show hierarchy
. . . .Thiadiazoles [7, 2006.01]
A61K 31/435
Show hierarchy
. . .having six-membered rings with one nitrogen as the only ring hetero atom [2, 2006.01]
A61K 31/4353
Show hierarchy
. . . .ortho- or peri-condensed with heterocyclic ring systems [7, 2006.01]
A61K 31/4355
Show hierarchy
. . . . .the heterocyclic ring system containing a five-membered ring having oxygen as a ring hetero atom [7, 2006.01]
A61K 31/436
Show hierarchy
. . . . .the heterocyclic ring system containing a six-membered ring having oxygen as a ring hetero atom, e.g. rapamycin [7, 2006.01]
A61K 31/4365
Show hierarchy
. . . . .the heterocyclic ring system having sulfur as a ring hetero atom, e.g. ticlopidine [7, 2006.01]
A61K 31/437
Show hierarchy
. . . . .the heterocyclic ring system containing a five-membered ring having nitrogen as a ring hetero atom, e.g. indolizine, beta-carboline [7, 2006.01]
A61K 31/4375
Show hierarchy
. . . . .the heterocyclic ring system containing a six-membered ring having nitrogen as a ring hetero atom, e.g. quinolizines, naphthyridines, berberine, vincamine [7, 2006.01]
A61K 31/438
Show hierarchy
. . . .the ring being spiro-condensed with carbocyclic or heterocyclic ring systems [7, 2006.01]
A61K 31/439
Show hierarchy
. . . .the ring forming part of a bridged ring system, e.g. quinuclidine (8-azabicyclo [3.2.1] octanes A61K 31/46) [7, 2006.01]
A61K 31/44
Show hierarchy
. . . .Non-condensed pyridines; Hydrogenated derivatives thereof [2, 7, 2006.01]
A61K 31/4402
Show hierarchy
. . . . .only substituted in position 2, e.g. pheniramine, bisacodyl [7, 2006.01]
A61K 31/4406
Show hierarchy
. . . . .only substituted in position 3, e.g. zimeldine (nicotinic acid A61K 31/455) [7, 2006.01]
A61K 31/4409
Show hierarchy
. . . . .only substituted in position 4, e.g. isoniazid, iproniazid [7, 2006.01]
A61K 31/4412
Show hierarchy
. . . . .having oxo groups directly attached to the heterocyclic ring [7, 2006.01]
A61K 31/4415
Show hierarchy
. . . . .Pyridoxine, i.e.vitamin B6 (pyridoxal phosphate A61K 31/675) [7, 2006.01]
A61K 31/4418
Show hierarchy
. . . . .having a carbocyclic ring directly attached to the heterocyclic ring, e.g. cyproheptadine [7, 2006.01]
A61K 31/4422
Show hierarchy
. . . . .1,4-Dihydropyridines, e.g. nifedipine, nicardipine [7, 2006.01]
A61K 31/4425
Show hierarchy
. . . . .Pyridinium derivatives, e.g. pralidoxime, pyridostigmine [7, 2006.01]
A61K 31/4427
Show hierarchy
. . . . .containing further heterocyclic ring systems [7, 2006.01]
A61K 31/443
Show hierarchy
. . . . . .containing a five-membered ring with oxygen as a ring hetero atom [7, 2006.01]
A61K 31/4433
Show hierarchy
. . . . . .containing a six-membered ring with oxygen as a ring hetero atom [7, 2006.01]
A61K 31/4436
Show hierarchy
. . . . . .containing a heterocyclic ring having sulfur as a ring hetero atom [7, 2006.01]
A61K 31/4439
Show hierarchy
. . . . . .containing a five-membered ring with nitrogen as a ring hetero atom, e.g. omeprazole (nicotine A61K 31/465) [7, 2006.01]
A61K 31/444
Show hierarchy
. . . . . .containing a six-membered ring with nitrogen as a ring hetero atom, e.g. amrinone [7, 2006.01]
A61K 31/445
Show hierarchy
. . . . .Non-condensed piperidines, e.g. piperocaine [2, 7, 2006.01]
A61K 31/4453
Show hierarchy
. . . . . .only substituted in position 1, e.g. propipocaine, diperodon [7, 2006.01]
A61K 31/4458
Show hierarchy
. . . . . .only substituted in position 2, e.g. methylphenidate [7, 2006.01]
A61K 31/4462
Show hierarchy
. . . . . .only substituted in position 3 [7, 2006.01]
A61K 31/4465
Show hierarchy
. . . . . .only substituted in position 4 [7, 2006.01]
A61K 31/4468
Show hierarchy
. . . . . .having a nitrogen atom directly attached in position 4, e.g. clebopride, fentanyl [7, 2006.01]
A61K 31/45
Show hierarchy
. . . . . .having oxo groups directly attached to the heterocyclic ring, e.g. cycloheximide [2, 7, 2006.01]
A61K 31/451
Show hierarchy
. . . . . .having a carbocyclic ring directly attached to the heterocyclic ring, e.g. glutethimide, meperidine, loperamide, phencyclidine, piminodine [7, 2006.01]
A61K 31/4515
Show hierarchy
. . . . . .having a butyrophenone group in position 1, e.g. haloperidol (pipamperone A61K 31/4545) [7, 2006.01]
A61K 31/452
Show hierarchy
. . . . . .Piperidinium derivatives (pancuronium A61K 31/58) [7, 2006.01]
A61K 31/4523
Show hierarchy
. . . . . .containing further heterocyclic ring systems [7, 2006.01]
A61K 31/4525
Show hierarchy
. . . . . . .containing a five-membered ring with oxygen as a ring hetero atom [7, 2006.01]
A61K 31/453
Show hierarchy
. . . . . . .containing a six-membered ring with oxygen as a ring hetero atom [7, 2006.01]
A61K 31/4535
Show hierarchy
. . . . . . .containing a heterocyclic ring having sulfur as a ring hetero atom, e.g. pizotifen [7, 2006.01]
A61K 31/454
Show hierarchy
. . . . . . .containing a five-membered ring with nitrogen as a ring hetero atom, e.g. pimozide, domperidone [7, 2006.01]
A61K 31/4545
Show hierarchy
. . . . . . .containing a six-membered ring with nitrogen as a ring hetero atom, e.g. pipamperone, anabasine [7, 2006.01]
A61K 31/455
Show hierarchy
. . . . .Nicotinic acid, i.e. niacin; Derivatives thereof, e.g. esters, amides [2, 2006.01]
A61K 31/46
Show hierarchy
. . . .8-Azabicyclo [3.2.1] octane; Derivatives thereof, e.g. atropine, cocaine [2, 2006.01]
A61K 31/465
Show hierarchy
. . . .Nicotine; Derivatives thereof [2, 2006.01]
A61K 31/47
Show hierarchy
. . . .Quinolines; Isoquinolines [2, 2006.01]
A61K 31/4704
Show hierarchy
. . . . .2-Quinolinones, e.g. carbostyril [7, 2006.01]
A61K 31/4706
Show hierarchy
. . . . .4-Aminoquinolines; 8-Aminoquinolines, e.g. chloroquine, primaquine [7, 2006.01]
A61K 31/4709
Show hierarchy
. . . . .Non-condensed quinolines containing further heterocyclic rings [7, 2006.01]
A61K 31/472
Show hierarchy
. . . . .Non-condensed isoquinolines, e.g. papaverine [7, 2006.01]
A61K 31/4725
Show hierarchy
. . . . . .containing further heterocyclic rings [7, 2006.01]
A61K 31/473
Show hierarchy
. . . . .ortho- or peri-condensed with carbocyclic ring systems, e.g. acridines, phenanthridines [7, 2006.01]
A61K 31/4738
Show hierarchy
. . . . .ortho- or peri-condensed with heterocyclic ring systems [7, 2006.01]
A61K 31/4741
Show hierarchy
. . . . . .condensed with ring systems having oxygen as a ring hetero atom, e.g. tubocuraran derivatives, noscapine, bicuculline [7, 2006.01]
A61K 31/4743
Show hierarchy
. . . . . .condensed with ring systems having sulfur as a ring hetero atom [7, 2006.01]
A61K 31/4745
Show hierarchy
. . . . . .condensed with ring systems having nitrogen as a ring hetero atom, e.g. phenanthrolines (yohimbine derivatives, vinblastine A61K 31/475; ergoline derivatives A61K 31/48) [7, 2006.01]
A61K 31/4747
Show hierarchy
. . . . .spiro-condensed [7, 2006.01]
A61K 31/4748
Show hierarchy
. . . . .forming part of bridged ring systems (strychnine A61K 31/475; morphinan derivatives A61K 31/485) [7, 2006.01]
A61K 31/475
Show hierarchy
. . . . .having an indole ring, e.g. yohimbine, reserpine, strychnine, vinblastine (vincamine A61K 31/4375) [2, 7, 2006.01]
A61K 31/48
Show hierarchy
. . . . .Ergoline derivatives, e.g. lysergic acid, ergotamine [2, 7, 2006.01]
A61K 31/485
Show hierarchy
. . . . .Morphinan derivatives, e.g. morphine, codeine [2, 7, 2006.01]
A61K 31/49
Show hierarchy
. . . . .Cinchonan derivatives, e.g. quinine [2, 7, 2006.01]
A61K 31/495
Show hierarchy
. . .having six-membered rings with two nitrogen atoms as the only ring hetero atoms, e.g. piperazine (A61K 31/48 takes precedence) [2, 2006.01]
A61K 31/496
Show hierarchy
. . . .Non-condensed piperazines containing further heterocyclic rings, e.g. rifampin, thiothixene or sparfloxacin [7, 2006.01]
A61K 31/4965
Show hierarchy
. . . .Non-condensed pyrazines [7, 2006.01]
A61K 31/497
Show hierarchy
. . . . .containing further heterocyclic rings [7, 2006.01]
A61K 31/498
Show hierarchy
. . . .Pyrazines or piperazines ortho- or peri-condensed with carbocyclic ring systems, e.g. quinoxaline, phenazine [7, 2006.01]
A61K 31/4985
Show hierarchy
. . . .Pyrazines or piperazines ortho- or peri-condensed with heterocyclic ring systems [7, 2006.01]
A61K 31/499
Show hierarchy
. . . .Spiro-condensed pyrazines or piperazines [7, 2006.01]
A61K 31/4995
Show hierarchy
. . . .Pyrazines or piperazines forming part of bridged ring systems [7, 2006.01]
A61K 31/50
Show hierarchy
. . . .Pyridazines; Hydrogenated pyridazines [2, 7, 2006.01]
A61K 31/501
Show hierarchy
. . . . .not condensed and containing further heterocyclic rings [7, 2006.01]
A61K 31/502
Show hierarchy
. . . . .ortho- or peri-condensed with carbocyclic ring systems, e.g. cinnoline, phthalazine [7, 2006.01]
A61K 31/5025
Show hierarchy
. . . . .ortho- or peri-condensed with heterocyclic ring systems [7, 2006.01]
A61K 31/503
Show hierarchy
. . . . .spiro-condensed [7, 2006.01]
A61K 31/504
Show hierarchy
. . . . .forming part of bridged ring systems [7, 2006.01]
A61K 31/505
Show hierarchy
. . . .Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim [2, 7, 2006.01]
A61K 31/506
Show hierarchy
. . . . .not condensed and containing further heterocyclic rings [7, 2006.01]
A61K 31/51
Show hierarchy
. . . . . .Thiamines, e.g. vitamin B1 [2, 2006.01]
A61K 31/513
Show hierarchy
. . . . .having oxo groups directly attached to the heterocyclic ring, e.g. cytosine [7, 2006.01]
A61K 31/515
Show hierarchy
. . . . . .Barbituric acids; Derivatives thereof, e.g. sodium pentobarbital [2, 2006.01]
A61K 31/517
Show hierarchy
. . . . .ortho- or peri-condensed with carbocyclic ring systems, e.g. quinazoline, perimidine [7, 2006.01]
A61K 31/519
Show hierarchy
. . . . .ortho- or peri-condensed with heterocyclic rings [7, 2006.01]
A61K 31/52
Show hierarchy
. . . . . .Purines, e.g. adenine [2, 7, 2006.01]
A61K 31/522
Show hierarchy
. . . . . . .having oxo groups directly attached to the heterocyclic ring, e.g. hypoxanthine, guanine, acyclovir [7, 2006.01]
A61K 31/525
Show hierarchy
. . . . . .Isoalloxazines, e.g. riboflavins, vitamin B2 [2, 2006.01]
A61K 31/527
Show hierarchy
. . . . .spiro-condensed [7, 2006.01]
A61K 31/529
Show hierarchy
. . . . .forming part of bridged ring systems [7, 2006.01]
A61K 31/53
Show hierarchy
. . .having six-membered rings with three nitrogens as the only ring hetero atoms, e.g. chlorazanil, melamine (melarsoprol A61K 31/555) [2, 2006.01]
A61K 31/535
Show hierarchy
. . .having six-membered rings with at least one nitrogen and at least one oxygen as the ring hetero atoms, e.g. 1,2-oxazines [2, 2006.01]
A61K 31/5355
Show hierarchy
. . . .Non-condensed oxazines containing further heterocyclic rings [7, 2006.01]
A61K 31/536
Show hierarchy
. . . .ortho- or peri-condensed with carbocyclic ring systems [7, 2006.01]
A61K 31/5365
Show hierarchy
. . . .ortho- or peri-condensed with heterocyclic ring systems [7, 2006.01]
A61K 31/537
Show hierarchy
. . . .spiro-condensed or forming part of bridged ring systems [7, 2006.01]
A61K 31/5375
Show hierarchy
. . . .1,4-Oxazines, e.g. morpholine [7, 2006.01]
A61K 31/5377
Show hierarchy
. . . . .not condensed and containing further heterocyclic rings, e.g. timolol [7, 2006.01]
A61K 31/538
Show hierarchy
. . . . .ortho- or peri-condensed with carbocyclic ring systems [7, 2006.01]
A61K 31/5383
Show hierarchy
. . . . .ortho- or peri-condensed with heterocyclic ring systems [7, 2006.01]
A61K 31/5386
Show hierarchy
. . . . .spiro-condensed or forming part of bridged ring systems [7, 2006.01]
A61K 31/539
Show hierarchy
. . . .having two or more oxygen atoms in the same ring, e.g dioxazines [7, 2006.01]
A61K 31/5395
Show hierarchy
. . . .having two or more nitrogen atoms in the same ring, e.g. oxadiazines [7, 2006.01]
A61K 31/54
Show hierarchy
. . .having six-membered rings with at least one nitrogen and at least one sulfur as the ring hetero atoms, e.g. sulthiame [2, 2006.01]
A61K 31/541
Show hierarchy
. . . .Non-condensed thiazines containing further heterocyclic rings [7, 2006.01]
A61K 31/5415
Show hierarchy
. . . .ortho- or peri-condensed with carbocyclic ring systems, e.g. phenothiazine, chlorpromazine, piroxicam [7, 2006.01]
A61K 31/542
Show hierarchy
. . . .ortho- or peri-condensed with heterocyclic ring systems [7, 2006.01]
A61K 31/545
Show hierarchy
. . . . .Compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula Inline image, e.g. cephalosporins, cefaclor, cephalexine [2, 6, 2006.01]
A61K 31/546
Show hierarchy
. . . . . .containing further heterocyclic rings, e.g. cephalothin [7, 2006.01]
A61K 31/547
Show hierarchy
. . . .spiro-condensed or forming part of bridged ring systems [7, 2006.01]
A61K 31/548
Show hierarchy
. . . .having two or more sulfur atoms in the same ring [7, 2006.01]
A61K 31/549
Show hierarchy
. . . .having two or more nitrogen atoms in the same ring, e.g. hydrochlorothiazide [7, 2006.01]
A61K 31/55
Show hierarchy
. . .having seven-membered rings, e.g. azelastine, pentylenetetrazole [2, 2006.01]
A61K 31/551
Show hierarchy
. . . .having two nitrogens as ring hetero atoms, e.g. clozapine, dilazep [7, 2006.01]
A61K 31/5513
Show hierarchy
. . . . .1,4-Benzodiazepines, e.g. diazepam [7, 2006.01]
A61K 31/5517
Show hierarchy
. . . . . .condensed with five-membered rings having nitrogen as a ring hetero atom, e.g. imidazobenzodiazepines, triazolam [7, 2006.01]
A61K 31/553
Show hierarchy
. . . .having at least one nitrogen and at least one oxygen as ring hetero atoms, e.g. loxapine, staurosporine [7, 2006.01]
A61K 31/554
Show hierarchy
. . . .having at least one nitrogen and at least one sulfur as ring hetero atoms, e.g. clothiapine, diltiazem [7, 2006.01]
A61K 31/555
Show hierarchy
. .containing heavy metals, e.g. hemin, hematin, melarsoprol [2, 2006.01]
A61K 31/557
Show hierarchy
.Eicosanoids, e.g. leukotrienes [3, 7, 2006.01]
A61K 31/5575
Show hierarchy
. .having a cyclopentane ring, e.g. prostaglandin E2, prostaglandin F2-alpha [7, 2006.01]
A61K 31/5578
Show hierarchy
. .having a pentalene ring system, e.g. carbacyclin, iloprost [7, 2006.01]
A61K 31/558
Show hierarchy
. .having heterocyclic rings containing oxygen as the only ring hetero atom, e.g. thromboxanes [7, 2006.01]
A61K 31/5585
Show hierarchy
. . .having five-membered rings containing oxygen as the only ring hetero atom, e.g. prostacyclin [7, 2006.01]
A61K 31/559
Show hierarchy
. .having heterocyclic rings containing hetero atoms other than oxygen [7, 2006.01]
A61K 31/56
Show hierarchy
.Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids [4, 7, 2006.01]
A61K 31/565
Show hierarchy
. .not substituted in position 17 beta by a carbon atom, e.g. oestrane, oestradiol [2, 2006.01]
A61K 31/566
Show hierarchy
. . .having an oxo group in position 17, e.g. oestrone [7, 2006.01]
A61K 31/567
Show hierarchy
. . .substituted in position 17 alpha, e.g. mestranol, norethandrolone [7, 2006.01]
A61K 31/568
Show hierarchy
. . .substituted in positions 10 and 13 by a chain having at least one carbon atom, e.g. androstane, testosterone [7, 2006.01]
A61K 31/5685
Show hierarchy
. . . .having an oxo group in position 17, e.g. androsterone [7, 2006.01]
A61K 31/569
Show hierarchy
. . . .substituted in position 17 alpha, e.g. ethisterone [7, 2006.01]
A61K 31/57
Show hierarchy
. .substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane or progesterone [2, 2006.01]
A61K 31/573
Show hierarchy
. . .substituted in position 21, e.g. cortisone, dexamethasone, prednisone or aldosterone [7, 2006.01]
A61K 31/575
Show hierarchy
. .substituted in position 17 beta by a chain of three or more carbon atoms, e.g. cholane, cholestane, ergosterol, sitosterol [2, 2006.01]
A61K 31/58
Show hierarchy
. .containing heterocyclic rings, e.g. danazol, stanozolol, pancuronium or digitogenin (digitoxin A61K 31/704) [2, 7, 2006.01]
A61K 31/585
Show hierarchy
. . .containing lactone rings, e.g. oxandrolone, bufalin [2, 2006.01]
A61K 31/59
Show hierarchy
.Compounds containing 9,10-seco-cyclopenta[a]hydro- phenanthrene ring systems [2, 2006.01]
A61K 31/592
Show hierarchy
. .9,10-Secoergostane derivatives, e.g. ergocalciferol, vitamin D2 [7, 2006.01]
A61K 31/593
Show hierarchy
. .9,10-Secocholestane derivatives, e.g. cholecalciferol, vitamin D3 [7, 2006.01]
A61K 31/60
Show hierarchy
.Salicylic acid; Derivatives thereof [2, 2006.01]
A61K 31/603
Show hierarchy
. .having further aromatic rings, e.g. diflunisal [7, 2006.01]
A61K 31/606
Show hierarchy
. .having amino groups [7, 2006.01]
A61K 31/609
Show hierarchy
. .Amides, e.g. salicylamide [7, 2006.01]
A61K 31/612
Show hierarchy
. .having the hydroxy group in position 2 esterified, e.g. salicylsulfuric acid (fosfosal A61K 31/661) [7, 2006.01]
A61K 31/616
Show hierarchy
. . .by carboxylic acids, e.g. acetylsalicylic acid [7, 2006.01]
A61K 31/618
Show hierarchy
. .having the carboxyl group in position 1 esterified, e.g. salsalate [7, 2006.01]
A61K 31/621
Show hierarchy
. . .having the hydroxy group in position 2 esterified, e.g. benorylate [7, 2006.01]
A61K 31/625
Show hierarchy
. .having heterocyclic substituents, e.g. 4-salicyloylmorpholine (sulfasalazine A61K 31/635) [2, 7, 2006.01]
A61K 31/63
Show hierarchy
.Compounds containing para-N-benzene- sulfonyl-N-groups, e.g. sulfanilamide, p-nitrobenzenesulfonohydrazide [2, 2006.01]
A61K 31/635
Show hierarchy
. .having a heterocyclic ring, e.g. sulfadiazine [2, 2006.01]
A61K 31/64
Show hierarchy
.Sulfonylureas, e.g. glibenclamide, tolbutamide, chlorpropamide [2, 2006.01]
A61K 31/65
Show hierarchy
.Tetracyclines [2, 2006.01]
A61K 31/655
Show hierarchy
.Azo (—N=N—), diazo (=N2), azoxy (Inline imageN—O—NInline image or N(=O)—NInline image), azido (—N3) or diazoamino (—N=N—NInline image) compounds [2, 2006.01]
A61K 31/66
Show hierarchy
.Phosphorus compounds [2, 2006.01]
A61K 31/661
Show hierarchy
. .Phosphorus acids or esters thereof not having P—C bonds, e.g. fosfosal, dichlorvos, malathion [7, 2006.01]
A61K 31/6615
Show hierarchy
. . .Compounds having two or more esterified phosphorus acid groups, e.g. inositol triphosphate, phytic acid [7, 2006.01]
A61K 31/662
Show hierarchy
. .Phosphorus acids or esters thereof having P—C bonds, e.g. foscarnet, trichlorfon [7, 2006.01]
A61K 31/663
Show hierarchy
. . .Compounds having two or more phosphorus acid groups or esters thereof, e.g. clodronic acid, pamidronic acid [7, 2006.01]
A61K 31/664
Show hierarchy
. .Amides of phosphorus acids [7, 2006.01]
A61K 31/665
Show hierarchy
. .having oxygen as a ring hetero atom, e.g. fosfomycin [2, 2006.01]
A61K 31/67
Show hierarchy
. .having sulfur as a ring hetero atom [2, 2006.01]
A61K 31/675
Show hierarchy
. .having nitrogen as a ring hetero atom, e.g. pyridoxal phosphate [2, 2006.01]
A61K 31/683
Show hierarchy
. .Diesters of a phosphorus acid with two hydroxy compounds, e.g. phosphatidylinositols [7, 2006.01]
A61K 31/685
Show hierarchy
. . .one of the hydroxy compounds having nitrogen atoms, e.g. phosphatidylserine, lecithin [2, 7, 2006.01]
A61K 31/688
Show hierarchy
. . .both hydroxy compounds having nitrogen atoms, e.g. sphingomyelins [7, 2006.01]
A61K 31/69
Show hierarchy
.Boron compounds [2, 2006.01]
A61K 31/695
Show hierarchy
.Silicon compounds [2, 2006.01]
A61K 31/70
Show hierarchy
.Carbohydrates; Sugars; Derivatives thereof (sorbitol A61K 31/047) [2, 7, 2006.01]
A61K 31/7004
Show hierarchy
. .Monosaccharides having only carbon, hydrogen and oxygen atoms [7, 2006.01]
A61K 31/7008
Show hierarchy
. .Compounds having an amino group directly attached to a carbon atom of the saccharide radical, e.g. D-galactosamine, ranimustine [7, 2006.01]
A61K 31/7012
Show hierarchy
. .Compounds having a free or esterified carboxyl group attached, directly or through a carbon chain, to a carbon atom of the saccharide radical, e.g. glucuronic acid, neuraminic acid (gluconic acid A61K 31/191; ascorbic acid A61K 31/375) [7, 2006.01]
A61K 31/7016
Show hierarchy
. .Disaccharides, e.g. lactose, lactulose (lactobionic acid A61K 31/7032) [7, 2006.01]
A61K 31/702
Show hierarchy
. .Oligosaccharides, i.e. having three to five saccharide radicals attached to each other by glycosidic linkages [7, 2006.01]
A61K 31/7024
Show hierarchy
. .Esters of saccharides [7, 2006.01]
A61K 31/7028
Show hierarchy
. .Compounds having saccharide radicals attached to non-saccharide compounds by glycosidic linkages [7, 2006.01]
A61K 31/7032
Show hierarchy
. . .attached to a polyol, i.e. compounds having two or more free or esterified hydroxy groups, including the hydroxy group involved in the glycosidic linkage, e.g. monoglucosyl-diacylglycerides, lactobionic acid, gangliosides [7, 2006.01]
A61K 31/7034
Show hierarchy
. . .attached to a carbocyclic compound, e.g. phloridzin [7, 2006.01]
A61K 31/7036
Show hierarchy
. . . .having at least one amino group directly attached to the carbocyclic ring, e.g. streptomycin, gentamycin, amikacin, validamycin, fortimicins [7, 2006.01]
A61K 31/704
Show hierarchy
. . . .attached to a condensed carbocyclic ring system, e.g. sennosides, thiocolchicosides, escin, daunorubicin, digitoxin [7, 2006.01]
A61K 31/7042
Show hierarchy
. .Compounds having saccharide radicals and heterocyclic rings [7, 2006.01]
A61K 31/7048
Show hierarchy
. . .having oxygen as a ring hetero atom, e.g. leucoglucosan, hesperidin, erythromycin, nystatin [7, 2006.01]
A61K 31/7052
Show hierarchy
. . .having nitrogen as a ring hetero atom, e.g. nucleosides, nucleotides [7, 2006.01]
A61K 31/7056
Show hierarchy
. . . .containing five-membered rings with nitrogen as a ring hetero atom [7, 2006.01]
A61K 31/706
Show hierarchy
. . . .containing six-membered rings with nitrogen as a ring hetero atom [7, 2006.01]
A61K 31/7064
Show hierarchy
. . . . .containing condensed or non-condensed pyrimidines [7, 2006.01]
A61K 31/7068
Show hierarchy
. . . . . .having oxo groups directly attached to the pyrimidine ring, e.g. cytidine, cytidylic acid [7, 2006.01]
A61K 31/7072
Show hierarchy
. . . . . . .having two oxo groups directly attached to the pyrimidine ring, e.g. uridine, uridylic acid, thymidine, zidovudine [7, 2006.01]
A61K 31/7076
Show hierarchy
. . . . . .containing purines, e.g. adenosine, adenylic acid [7, 2006.01]
A61K 31/708
Show hierarchy
. . . . . . .having oxo groups directly attached to the purine ring system, e.g. guanosine, guanylic acid [7, 2006.01]
A61K 31/7084
Show hierarchy
. .Compounds having two nucleosides or nucleotides, e.g. nicotinamide-adenine dinucleotide, flavine-adenine dinucleotide [7, 2006.01]
A61K 31/7088
Show hierarchy
. .Compounds having three or more nucleosides or nucleotides [7, 2006.01]
A61K 31/7105
Show hierarchy
. . .Natural ribonucleic acids, i.e. containing only riboses attached to adenine, guanine, cytosine or uracil and having 3'-5' phosphodiester links [7, 2006.01]
A61K 31/711
Show hierarchy
. . .Natural deoxyribonucleic acids, i.e. containing only 2'-deoxyriboses attached to adenine, guanine, cytosine or thymine and having 3'-5' phosphodiester links [7, 2006.01]
A61K 31/7115
Show hierarchy
. . .Nucleic acids or oligonucleotides having modified bases, i.e. other than adenine, guanine, cytosine, uracil or thymine [7, 2006.01]
A61K 31/712
Show hierarchy
. . .Nucleic acids or oligonucleotides having modified sugars, i.e. other than ribose or 2'-deoxyribose [7, 2006.01]
A61K 31/7125
Show hierarchy
. . .Nucleic acids or oligonucleotides having modified internucleoside linkage, i.e. other than 3'-5' phosphodiesters [7, 2006.01]
A61K 31/713
Show hierarchy
. . .Double-stranded nucleic acids or oligonucleotides [7, 2006.01]
A61K 31/7135
Show hierarchy
. .Compounds containing heavy metals [7, 2006.01]
A61K 31/714
Show hierarchy
. . .Cobalamins, e.g. cyanocobalamin, vitamin B12 [7, 2006.01]
A61K 31/715
Show hierarchy
. .Polysaccharides, i.e. having more than five saccharide radicals attached to each other by glycosidic linkages; Derivatives thereof, e.g. ethers, esters [2, 2006.01]
A61K 31/716
Show hierarchy
. . .Glucans [7, 2006.01]
A61K 31/717
Show hierarchy
. . . .Celluloses [7, 2006.01]
A61K 31/718
Show hierarchy
. . . .Starch or degraded starch, e.g. amylose, amylopectin [7, 2006.01]
A61K 31/719
Show hierarchy
. . . .Pullulans [7, 2006.01]
A61K 31/721
Show hierarchy
. . . .Dextrans [7, 2006.01]
A61K 31/722
Show hierarchy
. . . .Chitin; Chitosan [7, 2006.01]
A61K 31/723
Show hierarchy
. . . .Xanthans [7, 2006.01]
A61K 31/724
Show hierarchy
. . . .Cyclodextrins [7, 2006.01]
A61K 31/726
Show hierarchy
. . .Glycosaminoglycans, i.e. mucopolysaccharides (chondroitin sulfate, dermatan sulfate A61K 31/737) [7, 2006.01]
A61K 31/727
Show hierarchy
. . . .Heparin; Heparan [7, 2006.01]
A61K 31/728
Show hierarchy
. . . .Hyaluronic acid [7, 2006.01]
A61K 31/729
Show hierarchy
. . .Agar; Agarose; Agaropectin [7, 2006.01]
A61K 31/731
Show hierarchy
. . .Carrageenans [7, 2006.01]
A61K 31/732
Show hierarchy
. . .Pectin [7, 2006.01]
A61K 31/733
Show hierarchy
. . .Fructosans, e.g. inulin [7, 2006.01]
A61K 31/734
Show hierarchy
. . .Alginic acid [7, 2006.01]
A61K 31/736
Show hierarchy
. . .Glucomannans or galactomannans, e.g locust bean gum, guar gum [7, 2006.01]
A61K 31/737
Show hierarchy
. . .Sulfated polysaccharides, e.g. chondroitin sulfate, dermatan sulfate (A61K 31/727 takes precedence) [7, 2006.01]
A61K 31/738
Show hierarchy
. . .Cross-linked polysaccharides [7, 2006.01]
A61K 31/739
Show hierarchy
. . .Lipopolysaccharides [7, 2006.01]
A61K 31/74
Show hierarchy
.Synthetic polymeric materials [2, 2006.01]
A61K 31/745
Show hierarchy
. .Polymers of hydrocarbons [2, 2006.01]
A61K 31/75
Show hierarchy
. . .of ethene [2, 2006.01]
A61K 31/755
Show hierarchy
. .Polymers containing halogen [2, 2006.01]
A61K 31/76
Show hierarchy
. . .of vinyl chloride [2, 2006.01]
A61K 31/765
Show hierarchy
. .Polymers containing oxygen [2, 2006.01]
A61K 31/77
Show hierarchy
. . .of oxiranes [2, 2006.01]
A61K 31/775
Show hierarchy
. . .Phenolic resins [2, 2006.01]
A61K 31/78
Show hierarchy
. . .of acrylic acid or derivatives thereof [2, 2006.01]
A61K 31/785
Show hierarchy
. .Polymers containing nitrogen [2, 2006.01]
A61K 31/787
Show hierarchy
. . .containing heterocyclic rings having nitrogen as a ring hetero atom [7, 2006.01]
A61K 31/79
Show hierarchy
. . . .Polymers of vinyl pyrrolidone [2, 2006.01]
A61K 31/795
Show hierarchy
. .Polymers containing sulfur [2, 2006.01]
A61K 31/80
Show hierarchy
. .Polymers containing hetero atoms not provided for in groups A61K 31/755-A61K 31/795 [2, 2006.01]
A61K 33/00
Show hierarchy
Medicinal preparations containing inorganic active ingredients [2, 2006.01]
A61K 35/00
Show hierarchy
Medicinal preparations containing materials or reaction products thereof with undetermined constitution [2, 2006.01]
A61K 36/00
Show hierarchy
Medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicines [2006.01]
A61K 38/00
Show hierarchy
Medicinal preparations containing peptides (peptides containing beta-lactam rings A61K 31/00; cyclic dipeptides not having in their molecule any other peptide link than those which form their ring, e.g. piperazine-2,5-diones, A61K 31/00; ergoline-based peptides A61K 31/48; containing macromolecular compounds having statistically distributed amino acid units A61K 31/74; medicinal preparations containing antigens or antibodies A61K 39/00; medicinal preparations characterised by the non-active ingredients, e.g. peptides as drug carriers, A61K 47/00) [6, 2006.01]
A61K 39/00
Show hierarchy
Medicinal preparations containing antigens or antibodies (materials for immunoassay G01N 33/53) [2, 2006.01]
A61K 40/00
Show hierarchy
Cellular immunotherapy (medicinal preparations containing antigens or antibodies A61K 39/00) [2025.01]
A61K 41/00
Show hierarchy
Medicinal preparations obtained by treating materials with wave energy or particle radiation [2, 2006.01, 2020.01]
A61K 45/00
Show hierarchy
Medicinal preparations containing active ingredients not provided for in groups A61K 31/00-A61K 41/00 [2, 6, 2006.01]
A61K 47/00
Show hierarchy
Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient [2, 2006.01]
A61K 48/00
Show hierarchy
Medicinal preparations containing genetic material which is inserted into cells of the living body to treat genetic diseases; Gene therapy [5, 2006.01]
A61K 49/00
Show hierarchy
Preparations for testing in vivo [3, 2006.01]
A61K 50/00
Show hierarchy
Electrically conductive preparations for use in therapy or testing in vivo, e.g. conductive adhesives or gels to be used with electrodes for electrocardiography [ECG] or for transcutaneous drug administration [2006.01]
A61K 51/00
Show hierarchy
Preparations containing radioactive substances for use in therapy or testing in vivo [6, 2006.01]
A61K 101/00
Indexing scheme associated with group A61K 51/00, relating to the nature of the radioactive substance. [6]
A61K 101/00
Show hierarchy
Radioactive non-metals [6, 2006.01]
A61K 103/00
Show hierarchy
Radioactive metals [6, 2006.01]
A61K 125/00
Indexing scheme associated with group A61K 36/00, relating to plant parts with medicinal activity. [2006.01]
A61K 125/00
Show hierarchy
Containing or obtained from roots, bulbs, tubers, corms or rhizomes [2006.01]
A61K 127/00
Show hierarchy
Containing or obtained from leaves [2006.01]
A61K 129/00
Show hierarchy
Containing or obtained from bark [2006.01]
A61K 131/00
Show hierarchy
Containing or obtained from seeds, nuts, fruits or grains [2006.01]
A61K 133/00
Show hierarchy
Containing or obtained from flowers or blossoms [2006.01]
A61K 135/00
Show hierarchy
Containing or obtained from stems, stalks, branches, twigs or shoots [2006.01]
A61L
Show hierarchy
METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES (preservation of bodies or disinfecting characterised by the agents employed A01N; preserving, e.g. sterilising, food or foodstuffs A23; preparations for medical, dental or toiletry purposes A61K) [4]
A61M
Show hierarchy
DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY (introducing media into or onto the bodies of animals A61D 7/00;  means for inserting tampons A61F 13/26;  devices for administering food or medicines orally A61J;  containers for collecting, storing or administering blood or medical fluids A61J 1/05); DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY (surgery A61B;  chemical aspects of surgical articles A61L;  magnetotherapy using magnetic elements placed within the body A61N 2/10); DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR [4, 5]
A61N
Show hierarchy
ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY (measurement of bioelectric currents A61B; surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body A61B 18/00; anaesthetic apparatus in general A61M; incandescent lamps H01K; infrared radiators for heating H05B) [6]
A61P
Show hierarchy
SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS [7]
A61Q
Show hierarchy
SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS [2006.01]
A62
Show hierarchy
LIFE-SAVING; FIRE-FIGHTING
A63
Show hierarchy
SPORTS; GAMES; AMUSEMENTS
A99
Show hierarchy
SUBJECT MATTER NOT OTHERWISE PROVIDED FOR IN THIS SECTION [2006.01]
B
Show hierarchy
PERFORMING OPERATIONS; TRANSPORTING
C
Show hierarchy
CHEMISTRY; METALLURGY
D
Show hierarchy
TEXTILES; PAPER
E
Show hierarchy
FIXED CONSTRUCTIONS
F
Show hierarchy
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
G
Show hierarchy
PHYSICS
H
Show hierarchy
ELECTRICITY

IPC entry to be compared: No IPC entry bookmarked for comparison view [Version , Language ]