Penicillins

Amoxicillin

Amoxicillin-clavulanate (Augmentin)

Sulfa-based combinations

Erythromycin-sulfisoxazole (Pediazole)

Trimethoprim-sulfamethoxazole (Bactrim, Septra)

Macrolide/azalide

Azithromycin (Zithromax)

Clarithromycin (Biaxin)

Second-generation cephalosporins

Cefaclor (Ceclor)

Cefprozil (Cefzil)

Cefuroxime axetil (Ceftin)

Loracarbef (Lorabid)

Third-generation cephalosporins

Cefdinir (Omnicef)

Cefixime (Suprax)

Cefpodoxime proxetil (Vantin)

Ceftibuten (Cedax)

Ceftriaxone (Rocephin)