1. Fluoroquinolones;

Older Group; Norfloxacin, Ofloxacin ,Ciprofloxacin

Newer : , Levofloxacin, Gatifloxacin ,Moxifloxacin, Gemifloxacin, Lomefloxacin ,Nalidixic Acid , Pefloxacin ,Sparfloxacin

2. Penicillins

Natural (benzyl) ;IM.Procaine , Benzyl/Crystalline Penicillin (IV-IM) , Benzathine/Pen-G ( IM)

Amino penicillins; Ampicillin ,Amoxicillin

Anti-staphylococcal Cloxacillin, Flucloxacillin, Dicloxacillin , carbenicillin.

PhenoxyPenicillins, PenicillinV (Oral) ,Propicillin

Ureido(Broad Spectrum) Piperacillin/Tazobactam ,Mezlocillin

,Carbenicillin , Ticarcillin/Clavulanate

3. Aminoglycosides

Gentamycin , Kanamycin , Streptomycin , Amikacin

4. Cephalosporins

1st Gen ; Cefalexin (oral) , Cefadroxil (oral) , Cefazolin IM/IV ,Cephradine Tab, Cephapirin.

2nd Gen Cefuroxime Oral/IM/IV ,Cefamandole , Cefaclor (oral), Cefproxil Oral

3rd Gen, Cefotaxime IM/IV, Ceftriaxone IM/IV, Cefodizime, Cefpirome IM

Cefaperazone/ Sulbactam IM/IV, Ceftazidime ,Ceftizoxime, Cefixime IM, Cefpodoxime Oral , Cefodime, Cefdinir IM

4th Gen; Cefepime, IM

5. Macrolides

Erythromycin, Clarithromycin , Azithromycin, Spectinomycin , Roxithromycin,Miocamycin

6. Lincosamines

Lincomycin, Clindamycin,

7. N- Imidazoles

Metronidazole , Secnidazole, Ornidazole

8. Oxazolidinones

Linezolid

9.Monobactams

Aztreonam

10. Tetracyclines

Doxycycline, Minocycline, Tetracycline, Tigecycline.

11. Mecillinams/Carbapenems

Imipenem/Cilastatin , Meropenem, Ertapenem, Faropenem

12. Glycopeptide

Vancomycin , Linezolid

13. Others

Chloramphenicol, Fosfomycin, Fusidate, Nitrofurantion, Nifuroxazide, Teicoplanin, Thiaphenicol, Vancomycin

Mechanisms of action;

Bactericidal; Penicillins, Cephalosporins, Aminoglycosides, Co-trimoxazole

Bacteriostatic; Erythromycin, Tetracyclines, Chloramphenicol, Trimethoprim, Sulphonamides

Inhibition of cell wall synthesis;Penicillins, Cephalosporins ,Vancomycin, Monobactams

Inhibition of DNA gyrase Floroquinolones, Metronidazole

Inhibition of protein synthesis; Aminoglycosidses, Chloramphenicol, Tetracyclines, Erythromycin, Sulphonamides

Inhibition of folate metabolism Trimethoprim