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FamotidineOver the counter
Pronounced fah-MO-ti-deen
Brand names: Pepcid
Type: H2 blocker (acid reducer) · All Digestive (GI) Medicines
What Famotidine is used for
- Heartburn and acid indigestion
- Acid reflux
- Stomach and intestinal ulcers
- Preventing aspiration during anesthesia (hospital)
◆ Kidney note
Cleared by the kidneys — the dose is lowered when kidney function is significantly reduced, to avoid confusion and dizziness.
Common side effects
- Headache
- Dizziness
- Constipation
- Diarrhea
Important cautions
- Generally well tolerated; confusion can occur in older adults or kidney impairment at higher amounts
How it comes
Tablets, chewable tablets, liquid, injection (hospital). This guide lists forms only — it never lists strengths or doses.
Related medicines — Digestive (GI) Medicines
Please note: This page is a patient-education summary, not medical advice, and it deliberately contains no doses. Medicines affect everyone differently — always follow your own prescription and talk to your doctor or pharmacist before starting, stopping or changing any medicine.