What is Benznidazole used for?

Benznidazole is an antibiotic that is used to treat a certain parasitic infection (Chagas disease). It works by stopping the growth of a certain parasite. This antibiotic treats only Chagas disease. It will not work for viral infections (such as common cold, flu). Using any antibiotic when it is not needed can cause it to not work for future infections.




Specialized Infections
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Benznidazole Frequently Asked Questions

Read the Instructions for Use if available from your pharmacist before you start taking benznidazole and each time you get a refill. If you have any questions, ask your doctor or pharmacist.

Take this medication by mouth with or without food as directed by your doctor, usually twice daily (about 12 hours apart). The dosage is based on your weight.

If you have trouble swallowing the tablet, you can dissolve it in a cup of water for 1 to 2 minutes. Swirl the cup gently to mix and then drink the mixture right away. Rinse the cup with more water and drink the rinse water to make sure you have taken the whole dose. The amount of water needed to dissolve the tablet and also to rinse your cup depends on your dose. Ask your pharmacist or doctor for specific instructions.

For the best effect, take this antibiotic at evenly spaced times. To help you remember, take this medication at the same times every day.

Continue to take this medication until the full prescribed amount is finished, even if symptoms disappear after a few days. Stopping the medication too early may result in a return of the infection.

Tell your doctor if your condition lasts or gets worse.

IMPORTANT: HOW TO USE THIS INFORMATION: This is a summary and does NOT have all possible information about this product. This information does not assure that this product is safe, effective, or appropriate for you. This information is not individual medical advice and does not substitute for the advice of your health care professional. Always ask your health care professional for complete information about this product and your specific health needs.

Benznidazole Dosage and Form Information

12.5 Mg
100 Mg