← Drug quick-reference

Ranitidine

Brand: Zantac (withdrawn)

H2 receptor antagonistUsed for: Reflux, ulcersGastrointestinal

No boxed warning on the current FDA label.

Caution
Withdrawn from the US market in April 2020 because of NDMA (a probable carcinogen) that increased with time and storage temperature.

Common side effects

  • Headache
  • Constipation or diarrhea
  • Dizziness

Key interactions

  • Raises stomach pH, reducing absorption of some drugs

Counseling points

  • Withdrawn from the US market in 2020 over NDMA contamination. Recognize the name, but it is no longer dispensed
  • Famotidine is the usual replacement
We ask 2 questions about Ranitidine.Practice Ranitidine →Test yourself on medications like Ranitidine.Practice Medications →

High-yield study aid for exam prep, not a substitute for the package insert or a pharmacist’s dispensing reference.