Clindamycin 600 mg IV q8h (or 300 mg PO q6h)
±
Cefotaxime 2 g IV q8h
OR
Ceftriaxone 2 g IV q24h
Cefepime 2 g IV q12h
ALTERNATIVELY, CONSIDER
Amoxicillin/clavulanate 1.2 g IV q6-8h (or 625 mg PO q8h)
Ampicillin/sulbactam 3 g IV q6h