can i purchase generic amoxil without insurance (amoxicillin) is an antibiotic drug that belongs to the cluster of penicillin. It fights bacteria via its activity against beta-lactamase producing strains of bacteria. Amoxil differs from other penicillins in the way it works m-line-sonnenschutz-ambiente.de on bioactive enzymes present in the bacterial cell wall. The way amoxil interacts with bacteria without killing it is its mode of action.