Ceftriaxone is:
3rd generation cephalosporins: Cefotaxime, Ceftizoxime ,Ceftriaxone ?Ceftazidime ,Cefoperazone, Cefixime Cefpodoxime proxetil ,Cefdinir ,Ceftibuten ,Ceftamet pivoxil ESSENTIALS OF MEDICAL PHARMACOLOGY page no. 726