Bismuth Subsalicylate for Digestive (GI)

Medically reviewed by a licensed pharmacist · Last reviewed 5/23/2026

Dose

30mL liquid OR 2 tablets every 30-60 minutes as needed. Max 8 doses (240mL or 16 tablets) in 24 hours. Do not use longer than 2 days.

What to watch for

  • Salicylate allergy
  • Anticoagulant use
  • Child with viral illness
  • Third trimester pregnancy

Not recommended in pregnancy — check with a pharmacist or your clinician first.

Not for children under 12.

Sources

  • FDA OTC Monograph

Where to buy

This page is for general education and is not medical advice. It does not replace a consultation with a licensed pharmacist or your clinician. Always read and follow the product label. If symptoms are severe, worsening, or persistent, seek professional care.