Vancomycin

First Dose: 25-30 mg/kg infused no greater than 10 mg/min

Loading dose of IV vancomycin (Infuse at 10 mg/minute)
Patients actual body weight* 50 kg (up to 60kg) 60 kg (up to 80kg) 80 kg (up to 100 kg)    100 kg   
LOADING DOSE 1.25 gram 1.5 gram 2 gram 2.5 gram
Likely infusion time ~2 hours ~2.5 hours ~ 3 hours ~4 hours
*Example loading doses. For patients greater than 100kg dose as per actual body weight and consult ID as patients > 150kg may need to be capped as infusion times will be > 6 hours

Subsequent doses and interval are determined by actual body weight and estimated GFR:
> 90 mL/minute: 20 mg/kg IV,   12-hourly
60-90 mL/minute:  15 mg/kg IV, 12-hourly
20-60 mL/minute: 15 mg/kg IV, 24-hourly
< 20 mL/minute: 15 mg/kg IV, 48-hourly

Trough levels are required for therapy > 48 hours (target 15-18 mg/L)

## For obese patients use actual body weight, this may need to be capped, for patients > 150kg seek expert advice as infusion times may be excessively long