Co-trimoxazole Drug Info

Generic Name: Sulfamethoxazole/Trimethoprim Tablets (sul-fa-meth-OX-a-zole/trye-METH-oh-prim)
Brand Name: Examples include Bactrim and Septra

Bactrim is used for:

Treating infections caused by certain bacteria.

Bactrim is an antibiotic combination containing a sulfonamide antibiotic. It works by killing sensitive bacteria.

DRUG CLASS AND MECHANISM: Cotrimoxazole is a combination of sulfamethoxazole and trimethoprim in a ratio of 5:1 or 1:2. Trimethoprim and sulfamethoxazole both block the production of folic acid, a necessary chemical for both bacteria and humans, and each is an effective antibiotic when used alone. For more information on the individual drugs, please visit their respective sites in the Pharmacy section. Cotrimoxazole was approved by the FDA in 1973.