Cephalosporins

Medication

Route

First generation

Cefadroxil

Oral

Cefazolin

Parenteral

Cephalexin

Oral

Cephradine

Oral

Second generation

Cefaclor

Oral

Cefotetan*

Parenteral

Cefoxitin*

Parenteral

Cefprozil

Oral

Cefuroxime

Parenteral or oral

Third generation

Cefdinir

Oral

Cefditoren

Oral

Cefixime

Oral

Cefoperazone/sulbactam (not available in the United States)

Parenteral

Cefotaxime

Parenteral

Cefpodoxime

Oral

Ceftazidime

Parenteral

Ceftazidime/avibactam

Parenteral

Ceftibuten

Oral

Ceftriaxone

Parenteral

Fourth generation

Cefepime

Parenteral

Anti-MRSA cephalosporins

Ceftaroline/fosamil

Parenteral

Ceftobiprole/medocaril

Parenteral

Other cephalosporins

Cefiderocol

Parenteral

Ceftolozane/tazobactam

Parenteral

* Also classified as a cephamycin.

MRSA = methicillin-resistant Staphylococcus aureus.

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