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Doctor insights on: Does Pepto Bismol Turn Stool Black

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Dr. Heidi Fowler
Board Certified, Psychiatry
19 years in practice
527M people helped
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Does pepto bismol turn your stool black? Does it stink?

Does pepto bismol turn your stool black? Does it stink?

Yes, it can turn: Your stool black. If you have black, tarry, foul smelling stool that would need to be checked out promptly because it can be related to GI bleeding. ...Read more

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Dr. Adam Levy
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Dr. William Singer
227 doctors shared insights

Pepto Bismol (Definition)

Pepto-Bismol is an anti-diarrheal agent which is a ...Read more


Dr. Heidi Fowler
Board Certified, Psychiatry
19 years in practice
527M people helped
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Dr. Adam Levy
Board Certified
31 years in practice
523K people helped
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Dr. Michael Sparacino
Board Certified, Family Medicine
31 years in practice
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Dr. Jason Hemming
Board Certified, Gastroenterology
11 years in practice
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4
I took pepto bismol 2 days ago. How many days should my stool be black?

I took pepto bismol 2 days ago. How many days should my stool be black?

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. ...Read more

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Dr. Adam Levy
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31 years in practice
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Dr. You Sung Sang
Board Certified, Gastroenterology
25 years in practice
1M people helped
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Help, I have black faded stool after pepto bismol? Is this normal?

Help, I have black faded stool after pepto bismol? Is this normal?

Yes: The bismuth in Peto Bismol typically turns peoples stools dark. This is normal. ...Read more

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Dr. Igor Grosman
Board Certified, Gastroenterology
12 years in practice
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My i.B.S has been off the charts lately an in the last two weeks when i take pepto bismol it makes my stool black! im also vary sick feeling off a on?

My i.B.S has been off the charts lately an in the last two weeks when i take pepto bismol it makes my stool black! im also vary sick feeling off a on?

IBS: Ibs can go through stages of exacerbation and quiescents. During exacerbation one must rule out inciting event: dietary, stress, infectious. Stool cultures need to be obtain. If there was exposure to antibiotics, travel history or dietary indiscretion. Peptobismol can cause black stool. However one must rule out GI bleeding. Stool for hidden blood can be helpful to distinguish between two. ...Read more

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Dr. John Edmison
Board Certified, Gastroenterology
13 years in practice
524K people helped
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Is black watery stool a result of taking pepto bismol?

Is black watery stool a result of taking pepto bismol?

Yes: Pepto bismol is a common cause of black stools. Other common causes include iron intake and an upper GI bleed (stomach, small bowel). ...Read more

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Dr. Andrew Seibert
Board Certified, Gastroenterology
29 years in practice
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Dr. Heidi Fowler
Board Certified, Psychiatry
19 years in practice
527M people helped
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I have had diarrhea for two days i took pepto bismol today and within the first 2 hours it turned my stool black. Is this the pepto bislmol that did this cause it was normal the first two days?

Hi. : Hi. The bismuth in pepto-bismol can cause black stools. Black stools that are very tarry/ sticky and smell really bad can be a sign of gastro-intestinal bleeding. There are quick tests that can be done to see if there is blood in the stool. Take care. ...Read more

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Dr. Heidi Fowler
Board Certified, Psychiatry
19 years in practice
527M people helped
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10
Why when i take pepto bismol my stool is black?

Bismuth: Pepto bismol contains bismuth which interacts with body to turn stool dark. ...Read more

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Feces (Definition)

Feces is the product of ...Read more


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Dr. Adam Levy
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