Answer
Jun 09, 2026 - 01:49 PM
The active ingredients are sulfamethoxazole (SMZ) and trimethoprim (TMP). SMZ and TMP work together to block the bacteria’s ability to produce folic acid, which is essential for its growth and survival. Using a combination of two antibiotics improves effectiveness and helps prevent resistance. This combination is often referred to as the Bactrim DS tablet.
