is clarithromycin the same as bactrim?
Bactrim (sulfamethoxazole / trimethoprim) Biaxin (clarithromycin) is a good first-choice medicine to treat most common respiratory infections. Side-effects are common, but mild. Kills bacteria. Bactrim (sulfamethoxazole / trimethoprim) is good for treating many bacterial infections and is available as a generic.