Bactrim

Generic name: Sulfamethoxazole and trimethoprim

What is Bactrim?

Bactrim is used to treat infections caused by bacteria in different parts of the body. This drug belongs to a group of medicines called antibiotics. Bactrim works by stopping the growth of the bacteria causing the infection, but it will not work against infections caused by viruses, such as colds and flu.

What is the most important information I should know about Bactrim?

Bactrim may cause liver problems, severe skin rashes, and serious blood problems, such as anemia. Symptoms such as shortness of breath and cough are evidence of an allergic reaction to one of the ingredients in Bactrim. This drug should not be used during pregnancy or nursing, as it may pass through the womb and breast milk.

When taking Bactrim, or any other antibiotic, you may begin to feel better before you finish the complete course of medication. Do not stop taking antibiotics even if you feel better. If you stop taking your medicine, the infection may return, and it may be worse than the first time.

Who should not take Bactrim?

Do not begin treatment with Bactrim if you are allergic to any of its ingredients. Also, do not take it if you have liver or kidney disease, or any type of blood disorder/anemia. You should not receive Bactrim if you are pregnant or breastfeeding.

What should I tell my doctor before I take the first dose of Bactrim?

Tell your doctor about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with Bactrim. Also, talk to your doctor about your complete medical history, especially if you have liver or kidney disease, or if you are anemic. If you are pregnant, breastfeeding, have asthma, arthritis, or problems urinating, talk to your doctor before treatment begins. Tell your doctor about any drug allergies you may have, such as sulfa allergies.

What is the usual dosage?

The information below is based on the dosage guidelines your doctor uses. Depending on your condition and medical history, your doctor may prescribe a different regimen. Do not change the dosage or stop taking your medication without your doctor's approval.

Adults: The dosage of Bactrim depends on the type of infection you have. Talk to your doctor to get the appropriate dosage of this medication for you.

How should I take Bactrim?

Bactrim tablets should be swallowed whole (or cut in half) with a glass of water. The correct amount of Bactrim oral suspension should be measured before being given by mouth.

What should I avoid while taking Bactrim?

Avoid running out of Bactrim over the weekend or on vacation. Do not stop taking Bactrim or change your dosage without talking to your doctor.

What are possible food and drug interactions associated with Bactrim?

If Bactrim is taken with certain other drugs, the effects of either could be increased, decreased, or altered. It is especially important to check with your doctor before combining Bactrim with the following: amantadine, cyclosporine, digoxin, fluid tablets (diuretics), indomethacin, methotrexate, oral contraceptive pills, phenytoin, procainamide, pyrimethamine, rifampicin, sulphonylureas, and warfarin.

What are the possible side effects of Bactrim?

Side effects cannot be anticipated. If any develop or change in intensity, tell your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking this drug.

Side effects may include: abdominal pain, diarrhea, nausea, vomiting

Contact your doctor immediately if you develop cough; dark urine; fever; severe and persistent headache; severe and watery diarrhea; shortness of breath; skin rash; swelling of the face and throat; vaginal infection; white, furry, sore tongue or mouth; or yellowing of your skin/eyes

Can I receive Bactrim if I am pregnant or breastfeeding?

Do not take Bactrim if you are pregnant or nursing. This drug may be passed to your child in the womb, or through your breast milk. Talk to your doctor before beginning treatment if you are pregnant, planning to become pregnant, or are nursing.

What should I do if I miss a dose of Bactrim?

Do not take an extra dose. Wait until the next dose and take your normal dose then. Do not try to make up for the dose that you missed by taking more than one dose at a time.

How should I store Bactrim?

Store at room temperature.