Answer:
Polymyxin b sulfate and trimethoprim ophthalmic solution is used to treat bacterial infections.
Explanation:
Polymyxin B sulfate and thrimethoprim are both broad spectrum antibiotics, when used in ophthalmic solution they are used to treat bacterial infections such as blepharitis and conjunctivitis. Polymyxin B is bactericide antibiotic (act killing bacteria) and trimethoprim is bacteriostatic antibiotic (prevents bacteria from keep growing).
