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Doctor insights on: Does Pepto Bismol Turn Stool Black

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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

Dr. Rex Mahnensmith
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Pepto Bismol (Definition)

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


Dr. Rex Mahnensmith
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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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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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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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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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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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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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I had diarrhea yesterday morning 3 times, it stopped and it happened again at work once; I took Pepto Bismol and the diarrhea stopped completely, YAY! But now I have this full feeling and my stools are black, why? I'm a little nervous about this.

I had diarrhea yesterday morning  3 times, it stopped and it happened again at work once; I took Pepto Bismol and the diarrhea stopped completely, YAY! But now I have this full feeling and my stools are black, why? I'm a little nervous about this.

Melena: Black stools may be due to the bismuth in peptobismol, but one can never make this assumption until the stool has been tested for the presence of blood, which is the more common cause. In your case it is probably the PB, but best to go and be tested. Very easily done. ...Read more

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Hello, I took Pepto-Bismol twice on Thursday and once on Friday, but I am still having black stools. Today is Monday. Is this normal?

Black stools: can be indicative of poorly digested food or excess fat in your stool - most seriously, they are associated with bleeding in your gastrointestinal tract. Epigastric burning in concert with black stools warrants an evaluation by a doctor. ...Read more

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Feces (Definition)

Feces is the product of ...Read more


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Dr. Rex Mahnensmith
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