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In some countries, this medicine may only be approved for veterinary use.

In the US, Ranitidine (ranitidine systemic) is a member of the drug class H2 antagonists and is used to treat Cutaneous Mastocytosis, Duodenal Ulcer, Duodenal Ulcer Prophylaxis, Eczema, Erosive Esophagitis, Gastric Ulcer Maintenance Treatment, Gastrointestinal Hemorrhage, GERD, Indigestion, Pathological Hypersecretory Conditions, Stomach Ulcer, Stress Ulcer Prophylaxis, Surgical Prophylaxis, Urticaria and Zollinger-Ellison Syndrome.

US matches:

UK matches:



ATC (Anatomical Therapeutic Chemical Classification)


CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Categories

Gastric acid secretion inhibitor

Histamine H₂-receptor antagonist

Treatment of peptic ulcer and gastro-oesophageal reflux disease (GORD)

Chemical Name

1,1-Etenediamine, N-[2-[[[5-[(dimetylamino)metyl]-2-furanyl]metyl]tio]etyl]-N'-metyl-2-nitro-

Foreign Names

  • Ranitidinum (Latin)
  • Ranitidin (German)
  • Ranitidine (French)
  • Ranitidina (Spanish)

Generic Names

  • Ranitidina (OS: DCIT)
  • Ranitidine (OS: DCF, USAN, BAN)
  • AH 19065 (IS)
  • Ranitidine Bismuth Citrate (OS: BAN, USAN)
  • GR 122311X (IS: Glaxo)
  • Ranitidine Bismutrex (IS)
  • Ranitidine Hydrochloride (OS: BANM, JAN)
  • Aci-Bloc® (IS: MephaPharmaAG)
  • AH 19 065 (IS)
  • Ranitidine (chlorhydrate de) (PH: Ph. Eur. 8)
  • Ranitidine Hydrochloride (PH: BP 2016, JP XVI, USP 38)
  • Ranitidine hydrochloride (PH: Ph. Eur. 8)
  • Ranitidinhydrochlorid (PH: Ph. Eur. 8)
  • Ranitidini hydrochloridum (PH: Ph. Eur. 8)

Brand Names


BANBritish Approved Name
BANMBritish Approved Name (Modified)
DCFDénomination Commune Française
DCITDenominazione Comune Italiana
ISInofficial Synonym
JANJapanese Accepted Name
OSOfficial Synonym
PHPharmacopoeia Name
Rec.INNRecommended International Nonproprietary Name (World Health Organization)
USANUnited States Adopted Name

Click for further information on drug naming conventions and International Nonproprietary Names.

Important Notice: The international database is in BETA release. This means it is still under development and may contain inaccuracies. It is not intended as a substitute for the expertise and judgement of your physician, pharmacist or other healthcare professional. It should not be construed to indicate that the use of any medication in any country is safe, appropriate or effective for you. Consult with your healthcare professional before taking any medication.