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Is using expired Pepto-Bismol a hazard or health risk?

Medically reviewed by Drugs.com. Last updated on April 7, 2025.

Official Answer by Drugs.com

It's best to discard expired medicines as the manufacturers do not guarantee the quality or efficacy of medicines past their expiry date.

https://www.drugs.com/article/drug-expiration-dates.html

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Can you give Pepto Bismol to kids?

Several formulations of Pepto-Bismol can be used in children. The original strength of Pepto-Bismol liquid (“the pink stuff” or “Pepto”) can be given to children 12 years and older. Kids from 2 to 12 years can take Pepto Kids, a chewable, bubblegum-flavored tablet that contains the antacid calcium carbonate. Continue reading

What is the fastest way to stop diarrhea?

To stop diarrhea quickly, take an over-the-counter medication like loperamide (Imodium) or bismuth subsalicylate (Pepto-Bismol), drink fluids with electrolytes to prevent dehydration, and follow a bland diet such as the BRAT diet. Avoid dairy, caffeine, alcohol, and high-fiber or spicy foods during recovery.

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Why does Pepto-Bismol turn your tongue black?

Bismuth found in the active ingredient in Pepto-Bismol interacts with sulfur found naturally in your mouth and digestive tract to create bismuth sulfide, a substance that may turn your tongue black. It’s a harmless side effect and usually clears up a few days after you stop treatment. Continue reading

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