Pharmacology The drug for choice for treatment of infection involving non-penicillinase producing staphylococcus is: A Ampicillin B Erythromycin C Penicillin G D Methicillin sodium 💡 Explanation The drug for choice for treatment of infection involving non-penicillinase producing staphylococcus is: ✓ Correct Answer: C. Penicillin G