|  | | Dosages: |  | Severe staphylococci infection- Neonate < 1 wk and < 2 kg: 10-15 mg/kg IV q 12-18 h.
 Neonate < 1 wk and = 2 kg: 10-15 mg/kg IV q 8-12 h.
 Neonate < 1 wk and < 2 kg: 10-15 mg/kg IV q 8-12 h.
 Neonate < 1 wk and < 2 kg: 15-20 mg/kg IV q 8 h.
 Neonate < 4 wk and < 1.2 kg: 15 mg/kg IV q 24 h.
 Infant, child: 4. mg/kg IV qd divided q 6 h or 1.2 gram/m2/day given in divided doses; severe infection: 40-60 mg/kg qd in 4 divided doses. Max 2 gram qd.
 Adult: 500 mg IV q 6 h, or 1 gram q 12 h.
 
 Antibiotic-associated pseudomembranous, staphylococci enterocolitis-
 Child: 40 mg/kg PO qd divided q 6-8 h × 7-10 day. Max 2 gram/day.
 Adult: 125-500 mg PO q 6 h × 7-10 day.
 
 Endocarditis prophylaxis for GI, biliary, GU procedure; surgery prophylaxis in pt allergic to penicillin-
 Child: 20 mg/kg IV over 1-2 h; complete infusion within 30 min of procedure. High-risk pt: give with gentamicin.
 Adult: 1 gram IV over 1 h, starting 1 h before procedure. High-risk pt: give with gentamicin.
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