Pepto-Bismol
(bismuth subsalicylate)
Relieves heartburn, upset stomach, and diarrhea.
Our bottom line
Pepto-Bismol (bismuth subsalicylate) can help for many stomach and intestinal problems, but may take longer to work compared to some other anti-diarrheal medicines.
- Drug class: Gastrointestinal
- Rx status: Over-the-counter
- Generic status: Lower-cost generic available (bismuth subsalicylate)
Upsides
- Pepto-Bismol (bismuth subsalicylate) works well to alleviate stomach and intestinal problems and doesn't have many side effects.
- Comes in easy to take chewable pills or liquid, if you do not like swallowing pills.
- Is inexpensive and available over the counter.
- Coupons are available. Speak to your doctor or pharmacist.
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What to expect from Pepto-Bismol, on one page
Download Fact Sheet
1376Downsides
- May not be as strong as other anti-diarrheal or antacid medications.
- Should not be used for more than 2 days if your diarrhea does not go away or if you have a fever.
- For symptoms other than diarrhea, should not be used for more than 7 days without your doctor's approval. Speak to your doctor if symptoms persist.
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What to expect from Pepto-Bismol, on one page
Download Fact SheetPepto-Bismol (bismuth subsalicylate) reduces inflammation and irritation in the stomach by reducing the amount of water that goes into the stool. It also has antibacterial and antacid properties.
- Drug class: Gastrointestinal
- Rx status: Over-the-counter
- Generic status: Lower-cost generic available (bismuth subsalicylate)
Used for
Dosage forms
- Chewable tablet
- Liquid
- Pill
Prices and coupons
Skip prices section. Skip to what to expect section.- Kroger PharmacyGet free coupon$4.29
- Rite AidGet free coupon$4.87
What to expect when you take Pepto-Bismol (bismuth subsalicylate) for Antidiarrheal|Antacid
Skip what to expect section. Skip to side effects section.- First few hoursHoursFirst few daysDaysFirst few weeksWeeksFirst few monthsMonths
- Effectiveness
- Starts to kick inFull effects
- First few hoursHoursFirst few daysDaysFirst few weeksWeeksFirst few monthsMonths
- Possible side effects
- Black tongue
- Black stool
- Ringing in the ears
- Confusion
- Headache
Side effect rates for Pepto-Bismol (bismuth subsalicylate)
Risks and Warnings for Pepto-Bismol (bismuth subsalicylate)
Skip risks section. Skip to common concerns section.- Higher risk if:
- › Children or teenagers that have or are recovering from flu/flu-like symptoms or chickenpox
Pepto-Bismol (bismuth subsalicylate) contains an aspirin-like product called salicylate, which can cause a serious condition called Reye's syndrome that damages the liver and brain. Do not give to children or teenagers who have signs of the flu, chickenpox, or other viral infections, as this puts them at risk of Reye's syndrome.