Get a free BuzzRx Bactrim coupon and save up to 80%. This medication is a combination sulfonamide antibiotic used to treat bacterial infections. Bactrim is the brand name for the generic medicine sulfamethoxazole and trimethoprim. The retail price for the most common version of Bactrim averages $15.00, but with your free BuzzRx Bactrim discount card, you could pay under $10 at a participating pharmacy in our network, including Walgreens, Walmart, CVS, Rite Aid, Kroger, Publix, or your preferred pharmacy. To participate in the drug discount program, simply ask your pharmacist to enter your free BuzzRx Bactrim coupon or savings card when you drop off your prescription at the pharmacy counter. This will ensure you’re getting the biggest discounts and paying the lowest Bactrim prices.