Common side effects of Pepto-Bismol (bismuth subsalicylate) include temporary blackening of the stool and/or tongue, constipation, mild nausea, and a bitter taste. Though generally safe, it can cause rare, serious, or chronic side effects, such as ringing in the ears (tinnitus), hearing loss, or salicylate toxicity (similar to aspirin overdose).

Does Pepto-Bismol have side effects?

Pepto-Bismol's common side effects are usually mild and temporary, including a black tongue, black stools, and a bitter taste, but serious effects like ringing in the ears (tinnitus), confusion, or signs of allergic reactions (rash, swelling) require immediate medical attention, especially in children and teens due to the risk of Reye's syndrome. It's crucial to avoid it if you're under 12, have bleeding disorders, or take certain medications like blood thinners, and consult a doctor if symptoms persist or worsen.

When should you not use Pepto?

You should not take Pepto-Bismol (bismuth subsalicylate) if you have bleeding problems, stomach ulcers, kidney disease, or if you are allergic to aspirin or other salicylates; it's also crucial to avoid it in children and teens with flu or chickenpox due to the risk of Reye's syndrome, and avoid during pregnancy or breastfeeding. Consult a doctor if you have diabetes, gout, or are taking blood thinners, and stop use if symptoms worsen or don't improve. 

What does Pepto-Bismol do to your system?

Pepto Bismol, also known by its generic name bismuth subsalicylate, is a medication that belongs to a class of drugs called salicylates. It works by coating the stomach lining, reducing inflammation, and neutralizing excess stomach acid to alleviate symptoms of gastrointestinal distress.

How long until Pepto-Bismol is out of your system?

While the salicylate component of Pepto-Bismol leaves your system relatively quickly (a few hours), the bismuth can stay much longer, with its elimination taking days to weeks, but visible side effects like black stool or tongue usually clear up within a few days of stopping the medication, as the bismuth combines with sulfur in the gut to form harmless bismuth sulfide. Factors like age and bowel habits influence how long it stays in your system.

Pepto Bismol Turning Your Tongue & Poop Black? | Pepto Bismol

What does Pepto-Bismol do for your bowels?

Pepto Diarrhea's dual-action formula coats your stomach and kills some bacteria that can cause diarrhea for fast relief.

How much Pepto is too much?

The maximum dosage is 8 doses per day of regular strength Pepto Bismol® (4200 mg daily) for no more than 2 days. Observing these precautions should help you stay well within the safe range and avoid toxicity.

What settles an upset stomach quickly?

Treatment

• Sports drinks.
• Clear, non-caffeinated sodas such as 7-Up, Sprite or ginger ale.
• Diluted juices such as apple, grape, cherry or cranberry (avoid citrus juices)
• Clear soup broth or bouillon.
• Popsicles.
• Decaffeinated tea.

Can Pepto cause anxiety?

Check with your doctor as soon as possible if any of the following side effects occur: anxiety.

Why don't doctors recommend Pepto-Bismol?

"It can cause Reye's syndrome — a life-threatening emergency that can cause symptoms such as seizures," Sreenivasan says. Other warning signs of Reye's syndrome include the following. You should also avoid taking Pepto-Bismol if any of the below apply to you.

What medicine calms your stomach?

Antacids (such as Tums and Rolaids) are a good choice for heartburn and sour stomach. And medicines that contain bismuth subsalicylate (like Pepto-Bismol) can help treat diarrhea and nausea. If you're not sure which medicine to take for your upset stomach, talk with a healthcare professional.

How long does Pepto take to work?

Pepto-Bismol typically starts working within 30 to 60 minutes, providing relief for symptoms like heartburn, indigestion, nausea, and diarrhea, though mild cases might see improvement sooner, while more severe issues might take longer. You can take another dose after 30-60 minutes if needed, but you should not exceed 8 doses in 24 hours.

Is Pepto-Bismol ok to take every day?

You can take Pepto-Bismol for up to 2 days. Do not take it for more than 2 days as this will increase your risk of getting side effects.

What are the worst foods for upset stomach?

Certain foods make an upset stomach worse

• Caffeinated sodas: Soft drinks can worsen acid reflux symptoms due to caffeine content and carbonation.
• Dairy: Patients with lactose intolerance should avoid dairy products.
• Spicy foods: Too much spicy food can upset your stomach, leading to constipation or diarrhea.

Is it OK to lay down with upset stomach?

If you have an upset stomach, try to lie with your upper body upright or prop up your head, neck and chest with pillows.

How long does pepto toxicity last?

As it slowly makes its way out of your body you may see black poo. This side effect usually goes away when you stop taking the medicine but it may take several days. If your tongue or your poo is still black after you've stopped taking Pepto-Bismol for several days, speak to your doctor or a pharmacist.

What is an overdose of Pepto?

Taking an overdose of this medicine may cause unconsciousness or death. Signs of overdose include convulsions (seizures), hearing loss, confusion, ringing or buzzing in the ears, severe drowsiness or tiredness, severe excitement or nervousness, and fast or deep breathing.

When to stop taking Pepto-Bismol?

You shouldn't take bismuth subsalicylate (Pepto-Bismol) for more than 2 days. If you still have diarrhea or stomach problems after 2 days of taking the medication, talk with your provider. You'll need to be seen and examined for a more serious medical problem.

What are common Pepto-Bismol side effects?

Pepto-Bismol side effects are typically mild. Nausea, a bitter taste, and a blackened tongue are possible. Rarely, Pepto-Bismol can cause serious side effects, such as Reye's syndrome in children and allergic reactions in those with aspirin allergies. It should be avoided if you're pregnant.

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