Are there any over-the-counter alternatives to bactrim (sulfamethoxazole and trimethoprim) or similar antibiotics, for an abscess?

Over Counter antibio: I am sorry to say in us you need a prescription for any antibiotics, and none is available over the counter.You need to se a doctor and for abscess you shoud.

No: There are no over the counter alternatives to prescription antibiotics in the usa. Drainage is the primary treatment of an abscess which may not require antibiotic treatment.