Famotidine

Chemical formula: C₈H₁₅N₇O₂S₃  Molecular mass: 337.445 g/mol  PubChem compound: 3325

Active ingredient description

Famotidine is a potent competitive H2-receptor antagonist. Famotidine has a rapid onset of action and, at the recommended doses, has a long duration of action and is highly effective at relatively low blood concentrations.

Medicine classification

This medicinal substance has been classified in the anatomical therapeutic chemical (ATC) classification according to its main therapeutic use as follows:

ATC code Group title Classification
A02BA03 Famotidine A Alimentary tract and metabolism → A02 Drugs for acid related disorders → A02B DRUGS FOR PEPTIC ULCER AND GASTRO-OESOPHAGEAL REFLUX DISEASE (GORD) → A02BA H2-receptor antagonists
Discover more medicines within A02BA03

Product monographs

Competent medicine agencies globally have authorized commercialization of this active ingredient according to these medication package inserts (MPIs):

Title Information Source Document Type  
PEPCID Film-coated tablet FDA, National Drug Code (US) MPI, US: SPL/PLR
PEPCID Oral suspension FDA, National Drug Code (US) MPI, US: SPL/PLR
PEPCID AC Film-coated tablet Health Products Regulatory Authority (IE) MPI, EU: SmPC

Structural formula

Graphic representation of the active ingredient's molecular structure

3D molecular structure

3D representation of the active ingredient's molecular structure

External identifiers

CAS Substance: 76824-35-6
DrugBank Drug: DB00927
KEGG Drug: D00318
PubChem Compound: 3325
RxNorm Ingredient: 4278
SNOMED-CT Concept: 387211002
Famotidine (substance)
UNII Identifier: 5QZO15J2Z8
FAMOTIDINE

Medicines

Famotidine is an active ingredient of these brands:

United States (US)

Australia (AU)

Austria (AT)

Brazil (BR)

Canada (CA)

Croatia (HR)

Cyprus (CY)

Ecuador (EC)

Estonia (EE)

Finland (FI)

Germany (DE)

Hong Kong (HK)

Ireland (IE)

Israel (IL)

Lithuania (LT)

Mexico (MX)

New Zealand (NZ)

Nigeria (NG)

Poland (PL)

Romania (RO)

Singapore (SG)

Spain (ES)

Tunisia (TN)

Turkey (TR)

Note the following: The list of brand names is continuously updated, and thus does not include the total of products circulating worldwide.

 
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