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DIFF Main Group
A61P 1/00

Drugs for disorders of the alimentary tract or the digestive system

Introduced: January 2000

IPC and CPC are identically structured here. All 9 subcodes exist in both systems.

IPC defines codes here since 2000.

Child Classifications

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  • A61P 1/02 Stomatological preparations, e.g. drugs for caries, aphtae, periodontitis since 2000 IPC+CPC Available in IPC and CPC
  • A61P 1/04 for ulcers, gastritis or reflux esophagitis, e.g. antacids, inhibitors of acid secretion, mucosal protectants since 2000 IPC+CPC Available in IPC and CPC
  • A61P 1/06 Anti-spasmodics, e.g. drugs for colics, esophagic dyskinesia since 2000 IPC+CPC Available in IPC and CPC
  • A61P 1/08 for nausea, cinetosis or vertigo; Antiemetics since 2000 IPC+CPC Available in IPC and CPC
  • A61P 1/10 Laxatives since 2000 IPC+CPC Available in IPC and CPC
  • A61P 1/12 Antidiarrhoeals since 2000 IPC+CPC Available in IPC and CPC
  • A61P 1/14 Prodigestives, e.g. acids, enzymes, appetite stimulants, antidyspeptics, tonics, antiflatulents since 2000 IPC+CPC Available in IPC and CPC
  • A61P 1/16 for liver or gallbladder disorders, e.g. hepatoprotective agents, cholagogues, litholytics since 2000 IPC+CPC Available in IPC and CPC
  • A61P 1/18 for pancreatic disorders, e.g. pancreatic enzymes since 2000 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class A61,2013–2023, worldwide · Source: EPO PATSTAT

  1. PHILIPS ELECTRONICS NL 18,523
  2. NOVARTIS CH 14,253
  3. COVIDIEN US 13,953
  4. ROCHE CH 12,005
  5. CHINESE ACADEMY OF SCIENCES 11,955
  6. UNIVERSITY OF CALIFORNIA US 11,692
  7. HARVARD UNIVERSITY US 11,596
  8. L'OREAL FR 11,593
  9. P&G (PROCTER & GAMBLE COMPANY) US 11,297
  10. OLYMPUS CORPORATION JP 9,594

Top Applicants (CPC)

Class A61,2013–2023, worldwide · Source: EPO PATSTAT

  1. PHILIPS ELECTRONICS NL 20,621
  2. NOVARTIS CH 15,792
  3. ROCHE CH 14,303
  4. COVIDIEN US 13,862
  5. HARVARD UNIVERSITY US 13,454
  6. UNIVERSITY OF CALIFORNIA US 12,798
  7. P&G (PROCTER & GAMBLE COMPANY) US 12,140
  8. L'OREAL FR 11,800
  9. OLYMPUS CORPORATION JP 9,894
  10. BOSTON SCIENTIFIC SCIMED US 9,513