Aminoglycoside
Gram -ve, inhbits protein synthesise eg gentamicin+streptomycin
Penicillins
Gram =ve/-ve, inhibit cell wall synthesis w Beta lactam ring. eg penicillin+ amoxicillin
Tetracyclines
Gram =ve+-ve, inhibit protein synthesis. eg tetracyclines and doxycylines
Macrolides
Gram +ve, inhibit protein synthesis. eg erythromycin
Glycopeptides
gram +ve, inhibit cell wall synthesis. eg vancomycin
Cephlasporins
Gram +ve/-ve, inhibit cell wall synthesis, beta lactam. eg ceffazolin and cefadroxil