Which is not a favourable combination:: (A) Amoxicillin and clavulanic acid, (B) Ampicillin and cloxacillin, (C) Piperacillin and tazobactam, (D) Ampicillin and tazobactam
Answer is B. Ans. B. Ampicillin and cloxacillinAddition of beta lactamase inhibitors to penicillin will protect the penicillin from degradation. Beta lactamase inhibitors involve clavulanic acid, tazobactam and sulbactam. All combinations are correct except ampicillin and cloxacillin as cloxacillin is penicillinase resistant antibiotic.