This medication is used to treat occasional upset stomach, heartburn, and nausea. It is also used to treat diarrhea and help prevent travelers' diarrhea. It works by helping to slow the growth of bacteria that might be causing the diarrhea. This product should not be used to self-treat diarrhea if you also have a fever or blood/mucus in the stools. These could be signs of a serious health condition. Consult your doctor promptly for proper evaluation and treatment if you have these symptoms.

This medication is used under a doctor's direction with other medication to treat stomach ulcers caused by a certain bacteria (Helicobacter pylori). Do not use this medication to self-treat ulcers. Bismuth subsalicylate is a salicylate. Salicylates can cause serious bleeding problems when used alone in patients with ulcers.

If you are taking the over-the-counter product to self-treat, read all directions on the product package before taking this medication. If you have any questions, consult your pharmacist. If your doctor has prescribed this medication, take it as directed.

Take this medication by mouth, usually as needed, as directed by the product package or as directed by your doctor. The dosage is based on your age, medical condition, and response to treatment. Do not increase your dose or take this drug more often than directed. Do not take more of this medication than recommended for your age. There are many brands and forms of bismuth subsalicylate available. Read the dosing instructions carefully for each product because the dosing directions may be different between products.

If you are using the chewable tablets, chew each tablet well and swallow. If you are using the liquid form of this medication, shake the bottle well before each dose. Measure the dose carefully using a special measuring device/cup. Do not use a household spoon because you may not get the correct dose.

This medication may react with other medications (such as tetracycline antibiotics, chloroquine), preventing them from being fully absorbed by your body. Talk with your doctor or pharmacist about how to schedule your medications to prevent this problem.

If your doctor has directed you to use this medication daily, use it regularly to get the most benefit from it. To help you remember, take it at the same time(s) each day.

Tell your doctor if your condition persists or worsens. If you are taking this medication for diarrhea, tell your doctor if your diarrhea lasts more than 2 days.

Side effects from this medication are rare. The most common side effects are darkening of the stools and/or tongue. These effects are harmless and will disappear when you stop the medication.

If your doctor has directed you to use this medication, remember that he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.

Persistent vomiting/diarrhea may result in a serious loss of body water (dehydration). Contact your doctor promptly if you notice any symptoms of dehydration, such as unusual decreased urination, unusual dry mouth/thirst, fast heartbeat, or dizziness/lightheadedness

Tell your doctor immediately if any of these unlikely but serious side effects occur: ringing ears, hearing loss.

This drug may infrequently cause serious (rarely fatal) bleeding from the stomach or intestines. If you notice any of the following unlikely but serious side effects, stop taking this medication and consult your doctor or pharmacist immediately: vomit that looks like coffee grounds, black/tarry/bloody stools, persistent stomach/abdominal pain.

A very serious allergic reaction to this drug is rare. However, seek immediate medical attention if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.

This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.

In the US -

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.

See also Uses section.

Before taking bismuth subsalicylate, tell your doctor or pharmacist if you are allergic to it; or if you are allergic to aspirin, to salicylates (such as salsalate), or to NSAIDs (such as ibuprofen, naproxen, celecoxib); or if you have any other allergies.

This medication should not be used if you have certain medical conditions. Before using this medicine, consult your doctor or pharmacist if you have: bleeding problems (such as hemophilia), bloody/black/tarry stools.

If you have any of the following health problems, consult your doctor or pharmacist before using this medication gout.

This medication may contain aspartame. If you have phenylketonuria (PKU) or any other condition that requires you to restrict your intake of aspartame (or phenylalanine), consult your doctor or pharmacist about using this medication safely.

Before having surgery, tell your doctors or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).

This drug contains an aspirin-like product (salicylate). Children and teenagers should not take this product if they have chickenpox, flu, or any undiagnosed illness or if they have recently received a vaccine. In these cases, taking aspirin or aspirin-like products increases the risk of Reye's syndrome, a rare but serious illness.

During the first 6 months of pregnancy, this medication should be used only when clearly needed because of the salicylate. It is not recommended for use during the last 3 months of pregnancy due to possible harm to the unborn baby and interference with normal labor/delivery. Discuss the risks and benefits with your doctor.

It is unknown whether this medication passes into breast milk. However, salicylate passes into breast milk and may harm a nursing infant. Consult your doctor before breast-feeding.

Your doctor or pharmacist may already be aware of any possible drug interactions and may be monitoring you for them. Do not start, stop, or change the dosage of any medicine before checking with your doctor or pharmacist first.

Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of: valproic acid, carbonic anhydrase inhibitors (such as acetazolamide), diabetes medicines (such as glyburide, glipizide), methotrexate, other drugs that can cause bleeding/bruising (including aspirin, antiplatelet drugs such as clopidogrel, NSAIDs such as ibuprofen, salicylates such as salsalate/choline salicylate, "blood thinners" such as warfarin).

Check all prescription and nonprescription medicine labels carefully since many contain pain relievers/fever reducers (NSAIDs such as aspirin, ibuprofen, or naproxen) that are similar to this drug and, if taken together, may increase your risk for side effects. Low-dose aspirin should be continued if prescribed by your doctor for specific medical reasons such as heart attack or stroke prevention (usually at dosages of 81-325 milligrams per day). Consult your doctor or pharmacist for more details.

This medication may interfere with certain radiology exams (x-rays of the intestines using contrast dye), possibly causing false test results. Make sure laboratory personnel and all your doctors know you use this drug.

This document does not contain all possible interactions. Therefore, before using this product, tell your doctor or pharmacist of all the products you use. Keep a list of all your medications with you, and share the list with your doctor and pharmacist.

If overdose is suspected, contact your poison control center or emergency room immediately. US residents can call the US National Poison Hotline at 1-800-222-1222. Canada residents can call a provincial poison control center. Symptoms of overdose may include: ringing ears, hearing loss.

If your doctor prescribes this medication for you, do not share it with others.

If you are taking this medication for diarrhea, drink plenty of water to decrease the risk of a severe loss of body water (dehydration). Consult your doctor or pharmacist for more details.

If you miss a dose, take it as soon as you remember. If it is near the time of the next dose, skip the missed dose and resume your usual dosing schedule. Do not double the dose to catch up.

Store at room temperature between 68-77 degrees F (20-25 degrees C) away from light and moisture. Do not freeze. Do not store in the bathroom.

Different products may have different storage needs. Refer to storage information printed on the package. If you have any questions about storage, ask your pharmacist. Keep all medications and herbal products away from children and pets.

Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company for more details about how to safely discard your product.

Information last revised March 2009 Copyright(c) 2009 First DataBank, Inc.