Medically the evaluation by Dena Westphalen, Pharm.D. — written by Kristeen Cherney and University the Illinois-Chicago, medicine Information group — to update on November 30, 2020

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Chances space you’ve heard of “the pink stuff.” Pepto-Bismol is a popular over-the-counter medication supplied to treat cradle problems.

If you’re feeling a little bit queasy, read on to discover what to expect as soon as taking Pepto-Bismol and also how to use it safely.


Pepto-Bismol is supplied to act diarrhea and also relieve the symptom of an upset stomach. This symptoms can include:

heartburnnauseaindigestiongasbelchinga emotion of fullness

The active ingredient in Pepto-Bismol is called bismuth subsalicylate. It belongs to a drug class called salicylates.

Pepto-Bismol is easily accessible in consistent strength as a caplet, chewable tablet, and also liquid. It’s accessible in maximum strength as a liquid and caplet. All develops are taken by mouth.


Pepto-Bismol is believed to act diarrhea by:

increasing the quantity of liquid your intestines absorbreducing inflammation and overactivity of your intestinespreventing her body’s relax of a chemical dubbed prostaglandin that reasons inflammationblocking toxins created by bacteria such together Escherichia colikilling various other bacteria that cause diarrhea

The energetic ingredient, bismuth subsalicylate, additionally has antacid properties that can help decrease heartburn, upset stomach, and nausea.


Adults and also children 12 years and older can take the following forms of Pepto-Bismol for approximately 2 days. The dosages below use for all digestive problems Pepto-Bismol can assist treat.

When dealing with diarrhea, be certain to drink lot of of water to replace lost fluid. Store drinking fluids also if you’re using Pepto-Bismol.

If your condition lasts longer than 2 days or you have ringing in your ears, avoid taking Pepto-Bismol and also call her doctor.

Liquid suspension

Original strength:

Take 30 milliliters (mL) every 30 minutes, or 60 mL every hour as needed.Do no take an ext than eight doses (240 mL) in 24 hours. Do not use for more than 2 days. Check out your doctor if diarrhea lasts much longer than this. Original Pepto-Bismol liquid likewise comes in a cherry flavor, both that which have actually the same dosage instructions.

Pepto-Bismol Ultra (maximum strength):

Take 15 mL every 30 minutes, or 30 mL every hour together needed.Do no take more than eight doses (120 mL) in 24 hours.Do not usage for an ext than 2 days. Watch your doctor if symptoms aren’t improving.Pepto-Bismol Ultra likewise comes in cherry flavor with the same dosage instructions.

Another liquid choice is known as Pepto Cherry Diarrhea. This product is designed to just treat diarrhea. The not the same product as cherry-flavored Pepto-Bismol original or Ultra. It’s also for civilization 12 years and also older.

Below is the recommended dosage because that Pepto Cherry Diarrhea:

Take 10 mL every 30 minutes, or 20 mL every hour as needed. Execute not take an ext than eight doses (80 mL) in 24 hours.Do not use for more than 2 days. Check out your medical professional if diarrhea is tho ongoing.

Chewable tablets

For Pepto Chews:

Take two tablets every 30 minutes, or 4 tablets every 60 minutes together needed.Chew or dissolve the tablets in her mouth.Do no take an ext than eight sheep (16 tablets) in 24 hours.Stop acquisition this medication and also see your physician if diarrhea no subside ~ 2 days.

Caplets

Original caplets:

Take 2 caplets (262 milligrams each) every 30 minutes, or 4 caplets every 60 minutes as needed.Swallow the caplets entirety with water. Perform not chew them.Do not take an ext than eight caplets in 24 hours.Do not use for much more than 2 days. See your physician if diarrhea no subside.

Ultra caplets:

Take one caplet (525 mg) every 30 minutes, or 2 caplets every 60 minutes as needed.Swallow the caplets with water. Do not chew them.Do no take more than eight caplets in 24 hours. Don’t use for more than 2 days.See your medical professional if diarrhea lasts much longer than 2 days.

Pepto Diarrhea caplets:

Take one caplet every 30 minutes, or 2 caplets every 60 minutes as needed.Swallow the caplets v water. Perform not chew them.Do not take an ext than eight caplets in 24 hours.Do no take for much longer than 2 days. See your doctor if diarrhea lasts beyond this time.

Pepto original LiquiCaps or Diarrhea LiquiCaps:

Take 2 LiquiCaps (262 mg each) every 30 minutes, or 4 LiquiCaps every 60 minutes together needed.Do not take much more than 16 LiquiCaps in 24 hours. Do not usage for an ext than 2 days. Watch your doctor if diarrhea lasts much longer than this.

For children

The over products and also dosages are designed for world 12 years and also older. Pepto-Bismol supplies a different product draft for children 12 and also under in chewable tablets.

This product is designed come treat heartburn and indigestion in young children. Keep in mind that the dosages are based upon weight and age.

Pepto children Chewable Tablets:

One tablet for kids 24 to 47 pounds and 2 come 5 years of age. Carry out not exceed three tablets in 24 hours.Two tablet computers for children 48 to 95 pounds and 6 to 11 year of age. Execute not exceed 6 tablets in 24 hours.Do not usage in kids under 2 years old or under 24 pounds, unless recommended by a doctor.Call your child’s doctor if symptoms don’t boost within 2 weeks.

Most side results from Pepto-Bismol are mild and go away soon after you prevent taking the medication.

More common side effects

The much more common side impacts of Pepto-Bismol include:

black stoolblack, hairy tongue

These side effects are harmless. Both effects are temporary and go away within several days ~ you prevent taking Pepto-Bismol.

Serious next effect

Ringing in your ears is one uncommon however serious side effect of Pepto-Bismol. If you have this side effect, protect against taking Pepto-Bismol and also call your medical professional right away.


Pepto-Bismol may connect with any type of other medicines you might be taking. Speak to her pharmacist or medical professional to watch whether Pepto-Bismol interacts with any type of medications you take.

Examples of drugs that can interact with Pepto-Bismol include:

angiotensin convert enzyme (ACE) inhibitors, such as benazepril, captopril, enalapril, fosinopril, lisinopril, and trandolaprilanti-seizure drugs, such together valproic acid and divalproexblood thinners (anticoagulants), such together warfarindiabetes medications, such as insulin, metformin, sulfonylureas, dipeptidyl peptidase-4 (DPP-4) inhibitors, and also sodium-glucose cotransporter-2 (SGLT-2) inhibitorsgout medications, such together probenecidmethotrexatenonsteroidal anti-inflammatory drugs (NSAIDs), such together aspirin, naproxen, ibuprofen, meloxicam, indomethacin, and diclofenacother salicylates, such together aspirinphenytointetracycline antibiotics, such as demeclocycline, doxycycline, minocycline, and also tetracycline

Pepto-Bismol is generally safe for most people, but avoid it if you have details health conditions. Pepto-Bismol might make them worse.

Don’t take Pepto-Bismol if you:

are allergy to salicylates (including aspirin or NSAIDs such as ibuprofen, naproxen, and celecoxib)have one active, bleeding ulcerare pass bloody stools or black stools that aren’t caused by Pepto-Bismolare a teens who has actually or is recovering native chickenpox or flu-like symptoms

Bismuth subsalicylate may additionally cause difficulties for people with other health conditions.

Before taking Pepto-Bismol, call your doctor if girlfriend have any type of of the adhering to medical conditions. They can tell girlfriend if it’s safe to use Pepto-Bismol. These problems include:

stomach ulcersbleeding problems, such as hemophilia and von Willebrand diseasekidney problemsgoutdiabetes

Stop taking Pepto-Bismol and call your medical professional right far if you have actually vomiting and also extreme diarrhea along with behavior changes, such as:

loss of energyaggressive behaviorconfusion

These symptoms can be beforehand signs the Reye’s syndrome. This is a rare but serious disease that can influence your mind and liver.

Avoid using Pepto-Bismol come self-treat diarrhea if you have actually a heat or stools that contain blood or mucus. If you have actually these symptoms, speak to your medical professional right away. They might be indications of a serious health and wellness condition, such as an infection.

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In situation of overdose

Symptoms of a Pepto-Bismol overdose deserve to include:

ringing in her earsloss of hearingextreme drowsinessnervousnessfast breathingconfusionseizures

If girlfriend think you’ve taken too much, speak to your doctor or regional poison control center. If her symptoms space severe, contact 911 or neighborhood emergency services, or walk to the nearest emergency room ideal away.