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Doctor insights on: Does Pepto Bismol Cause Constipation

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Dr. Ronald Krauser
268 doctors shared insights

Pepto Bismol (Definition)

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


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Can pepto bismol (bismuth subsalicylate) cause me to have black stools as well as constipation?

Can pepto bismol (bismuth subsalicylate) cause me to have black stools as well as constipation?

Yes, yes: Bismuth, the main ingredient in pepto bismol, (bismuth subsalicylate) will turn the stools black transiently and may lead to temporary constipation. Ifr the black stools continue days after use of pepto, you need to see a GI doctor to be evaluated for an upper GI source of bleeding from your stomach which will also cause the stools to be black. ...Read more

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Hi. I am currently taking 30ml 4x a day of Pepto bismol for a duration of 14 days; i.e 525ml of the heavy metal med. This is my eighth day, and I have been constipated since day 1. Am I at risk for toxicity if I carry on? Especially due to constipati

Hi.
I am currently taking 30ml 4x a day of Pepto bismol for a duration of 14 days; i.e 525ml of the heavy metal med. This is my eighth day, and I have been constipated since day 1. Am I at risk for toxicity if I carry on? Especially due to constipati

Why are you taking: Pepto-Bismol. Pepto is usually used to treat diarrhea and you are constipated. So quit taking it. For good health - Have a diet rich in fresh vegetables, fruits, whole grains, milk and milk products, nuts, beans, legumes, lentils and small amounts of lean meats. Avoid saturated fats. Drink enough water daily, so that your urine is mostly colorless. Exercise at least 150 minutes/week and increase the intensity of exercise gradually. Do not use tobacco, alcohol, weed or street drugs in any form. Practice safe sex, if you have sex. ...Read more

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Can pepto bismol (bismuth subsalicylate) make you constipated?

Can pepto bismol (bismuth subsalicylate) make you constipated?

Yes: The commonest side effects from pepto are black stool, black tongue, constipation and - if really overdone - tinnitus (ringing in the ears). Of course you are taking the pepto short-term for soemthing; if you feel the need to continue it for more than 2 weeks you should see your md. ...Read more

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Can pepto bismol (bismuth subsalicylate) cause permanent or temporary tinnitus after a 30ml dose?

Pepto bismol (bismuth subsalicylate): One solitary dose of pepto bismol (bismuth subsalicylate) will not cause tinnitus. This product contains salicylate, so larger continuous doses could lead to tinnitus. ...Read more

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Can C diff cause appendicitis? Does Pepto bismol (bismuth subsalicylate) effect testing of C diff?

Can C diff cause appendicitis? Does Pepto bismol (bismuth subsalicylate) effect testing of C diff?

C Diff: To my knowledge there is no case report of C. Difficile causing acute appendicitis. Taking Pepto-Bismol should not have any effect on testing on the status of Clostridium Difficile infection. ...Read more

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How to stop feeling nausea if caused by gastritis? I took Pepto Bismol (bismuth subsalicylate) and did not work.

How to stop feeling nausea if caused by gastritis? I took Pepto Bismol (bismuth subsalicylate) and did not work.

Options: There are many options to treat your nausea from gastritis. Pepto is one option. You should be on an H2 blocker or a proton pump inhibitor to heal the gastritis. In addition you can try any OTC nausea med. If you have a pcp you can ask for zofran (ondansetron) as needed. ...Read more

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I've read that barium or bismuth (even pepto-bismol) can interfere with bone scan results. Do they tend to cause false positives or false negatives?

I've read that barium or bismuth (even pepto-bismol) can interfere with bone scan results.  Do they tend to cause false positives or false negatives?

Barium: If barium has been ingested prior to bone scan it can cause attenuation of photons and thus focally decreased areas of tracer uptake on bone scan. This can give a false representation of tracer distribution. ...Read more

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I have just woken up from hot flashes caused by diahrea. I have taken pepto bismol (bismuth subsalicylate). Is there any other remedies i could use so i can get some sleep?

I have just woken up from hot flashes caused by diahrea. I have taken pepto bismol (bismuth subsalicylate). Is there any other remedies i could use so i can get some sleep?

Sleeping?: Sleeping while having diarrhea can be risky/ messy. The cause of the diarrhea is important to know. Diarrhea alone does not usually cause hot flashes. This may be an infectious diarrhea in which case you need antibiotics. ...Read more

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Nuclear bone scan: can pepto bismol (bismuth subsalicylate) cause false positive results? False negative results? How likely @ just normal dose pepto (~1000 mg over 2 hours)?

Nuclear bone scan: can pepto bismol (bismuth subsalicylate) cause false positive results? False negative results? How likely @ just normal dose pepto (~1000 mg over 2 hours)?

can interfere: Do not take any medications with bismuth, such as pepto-bismol, for four days before the scheduled scan.Barium and bismuth can interfere with test results.These metals interfere with results of scan by absorbing some of gamma rays from radio tracer causing artifacts. ...Read more

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Why would pepto bismol (bismuth subsalicylate) hurt my stomach and cause bloating ?

Why would pepto bismol (bismuth subsalicylate) hurt my stomach and cause bloating ?

Not likely.: It is often given to cure exactly the symptoms you describe. The reason you took it? Could this be the source of your symptoms? ...Read more

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If you take pepto bismol (bismuth subsalicylate) everyday for a month, could it eventually cause. Malabsorption and soft/loose stool?

If you take pepto bismol (bismuth subsalicylate) everyday for a month, could it eventually cause. Malabsorption and soft/loose stool?

Maybe, why do it?: Pepto also has bismuth in it, which should not be taken in excess. If you are self-treating ongoing GI symptoms, should see a Dr for evaluation and treatment recommendation. ...Read more

Dr. Eric Kaplan
2,476 doctors shared insights

Constipation (Definition)

Constipation is difficulty passing ...Read more


Dr. Troy Reyna
370 doctors shared insights

Constipation (Child) (Definition)

The difficulty passing stool or infrequent stools. ...Read more