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Other brands with the same active ingredient

These brands contain the same active ingredient (Famotidine). Strength and form may differ — confirm substitution with your doctor or pharmacist before switching.

Indications & Uses

F-2 Tablet is indicated for:

Dosage Reference

Reference Information Only

Dosages shown are general references from official sources. Always consult your doctor or pharmacist for personalized dosing.

Adults:

Tablet: For gastric ulcer, duodenal ulcer, anastomotic ulcer, upper gastro-intestinal hemorrhage, reflux esophagitis and Zollinger-Ellison syndrome: Usual dose for adults: Famotidine 20 mg twice daily (after breakfast and after supper or before bed time) or Famotidine 40 mg can be administered orally once daily at bed time. For the treatment of acute gastritis, chronic gastritis in acute exacerbation stage: Usual dosage for adults is Famotidine 20 mg orally twice a day (after breakfast and after supper or before bed time). Also Famotidine 40 mg can be orally administered once a day (before bed time), dosage should be adjusted according to age and symptoms. Most ulcer patients heal within 4-8 weeks. For maintenance therapy the recommended oral dose is 20 mg once daily. Or, as directed by the registered physician. Powder for Suspension:Gastroesophageal Reflux Disease(GERD): <1 year of age: 0.5 mg/kg/dose of famotidine oral suspension up to 8 weeks once daily in patients Age 3 to 11 months: 0.5 mg/kg/dose twice daily up to 8 weeks Age 1 to 2 months: 0.5 mg/kg/dose once daily up to 8 weeks Neonates: 0.5 mg/kg/dose maximum once daily up to 8 weeks Patients 1-16 years of age: Gastroesophageal Reflux Disease(GERD): 1 mg/kg/day p.o. divided b.i.d. up to 40 mg b.i.d. Duodonal ulcer: 0.5 mg/kg/day p.o. at bedtime or divided b.i.d. up to 40 mg/day. Peptic ulcer: 0.5 mg/kg/day p.o. at bedtime or divided b.i.d. up to 40 mg/day. Maintenance therapy: 40 mg at daily night. Reflux esophagitis: 2 mg/kg/day Zollinger-Ellison Syndrome: 40 mg 3 times daily.

Side Effects

Eruptions, constipation, diarrhoea, dry mouth, nausea and vomiting, a fast heartbeat, high blood pressure, headache, and drowsiness or difficulty sleeping have been reported, though rarely.

Cautions & Contraindications

Warnings & Precautions

The drug should be used in the minimum required amount depending upon the conditions of the diseases. The drug should be administered carefully with elderly patients, patients with renal failure and hepatic disorders.

Contraindications

Known hypersensitivity to famotidine or any other component of this medicine.

Drug Interactions

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Last updated: 15 Aug 2026