Key Words Vaccine Vaccination Active immunization Passive immunization Antibiotic Selective toxicity Penicillins Bactericidal Beta lactam Bacteriostatic Penicillinase beta lactamase Drug resistance Inhibitor of beta lactamase4 Vaccine Vaccination Active immunization Passive immunization Antibiotic Selective toxicity Penicillins Bactericidal Beta lactam Bacteriostatic Penicillinase/ beta lactamase Drug resistance Inhibitor of beta lactamase Key Words