Trimethoprim (as sulfate) 1 mg, polymyxin B sulfate 10000 Units/mL; oph. soln; contains benzalkonium chloride. Trimethoprim is a synthetic antibacterial drug active against a wide variety of ...
Sulfamethoxazole 400mg, trimethoprim 80mg; scored tabs. Sulfamethoxazole inhibits bacterial synthesis of dihydrofolic acid by competing with para-aminobenzoic acid (PABA). Trimethoprim blocks the ...