Is Pepto-Bismol Safe?
Generic: bismuth subsalicylate
Generally yes, Pepto-Bismol is safe for most adults to relieve common digestive issues like indigestion, heartburn, nausea, and diarrhea. However, because it contains bismuth subsalicylate, which is related to aspirin, it's not suitable for everyone, especially children and those with certain medical conditions or allergies.
Who Should Avoid or Consult First
- Children and teenagers who have or are recovering from chicken pox or flu-like symptoms (due to Reye's syndrome risk)
- People allergic to salicylates (including aspirin)
- People currently taking other salicylate products
- Individuals with an ulcer, a bleeding problem, or bloody or black stool
- Pregnant or breastfeeding women (should consult a health professional first)
- People with fever or mucus in the stool (should consult a doctor first)
Common Side Effects
- Temporary darkening of the stool and/or tongue — harmless
- Ringing in the ears or loss of hearing (less common, but a sign to stop use)
Interactions to Watch For
Pepto-Bismol contains a salicylate, which can increase the risk of bleeding when taken with blood thinners.
Salicylates can affect blood sugar levels, potentially interfering with diabetes treatment.
Salicylates can interact with certain medications used to treat gout, potentially reducing their effectiveness.
Taking Pepto-Bismol with other salicylate-containing arthritis medications can increase the risk of side effects.
People Also Ask
Is Pepto-Bismol safe for children?
No, Pepto-Bismol should not be given to children or teenagers, especially if they have or are recovering from chickenpox or flu-like symptoms. This is because it contains a salicylate, which can increase the risk of Reye's syndrome, a rare but serious illness. Always consult a doctor for children's digestive issues.
Can I take Pepto-Bismol while pregnant?
If you are pregnant or breastfeeding, you should ask a health professional before using Pepto-Bismol. The salicylate component may pose risks during pregnancy, particularly in the later stages, and can pass into breast milk. It's best to discuss safer alternatives with your doctor.
Why does Pepto-Bismol turn stool black?
A temporary, but harmless, darkening of the stool and/or tongue is a common side effect of Pepto-Bismol. This happens because the bismuth in the medication reacts with sulfur in your digestive tract, forming bismuth sulfide, which is a black substance. This effect is normal and not a cause for concern unless accompanied by other symptoms.
Can I take Pepto-Bismol every day?
Pepto-Bismol is generally intended for short-term use to relieve acute symptoms. If your symptoms worsen or last more than two days, you should stop using it and consult a doctor. Prolonged use could lead to salicylate toxicity or mask a more serious underlying condition.
Bottom Line
Pepto-Bismol is an effective short-term remedy for common digestive upsets in adults, but always check for contraindications like salicylate allergy or use in children. If symptoms persist or worsen, consult a healthcare provider.
References
- 1.FDA Drug Label — Pepto-Bismol
FDA DailyMed: Pepto-Bismol · FDA
- 2.FDA Drug Label — Bismuth
FDA DailyMed: Bismuth · FDA
- 3.Guidelines for the prevention and treatment of travelers' diarrhea: a graded expert panel report.
Riddle MS, Connor BA, Beeching NJ, et al., Journal of travel medicine, 2017 · PubMed
- 4.Bismuth subsalicylate: history, chemistry, and safety.
Bierer DW, Reviews of infectious diseases, 1990 · PubMed
- 5.Bismuth Subsalicylate.
, 2006 · PubMed
- 6.Helicobacter pylori infection.
Suerbaum S, Michetti P, The New England journal of medicine, 2002 · PubMed
Want the full pharmacist analysis?
See full review of Pepto-BismolEducational content based on FDA labeling, published research, and pharmacist review. Not a substitute for individualized medical advice.