It turns out that the myth that drying out a wound by exposing it to the air and allowing to scab over will cause faster healing just will not go away
Over-the-counter antibiotic cream or ointment that contains bacitracin may improve minor infections, but generally, there is no OTC treatment for impetigo. Related resources for impetigo. How to treat impetigo and control this common skin infection; Methicillin-resistant Staphylococcus aureus (MRSA) Antibiotic Resistance Mechanisms: Bacteria develop ability to hydrolyze these drugs using β lactamase. confers resistance to penicillin; e.g. E. coli, Staph epidermidis, Pseudomonas aeruginosa, Klebsiella pneumoniae