A member asked:

I took pepto bismol (bismuth subsalicylate) 2 days ago. how many days should my stool be black?

A doctor has provided 1 answer
Dr. Jason Hemming answered

Specializes in Gastroenterology

Just a few: Should only stay black a handful of days. If lasting longer call your doctor who can check to make sure it is not blood.

Answered 7/31/2017

5.2k views

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Is black watery stool a result of taking pepto bismol (bismuth subsalicylate)?

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