Meropenem

Dosing: Adult Antimicrobial Dosing, Non-dialysis

Short Infusion Dosing (PREFERRED)

Indication> 50mL/min26 - 50 mL/min10 - 25 mL/min< 10mL/min
Standard Dosing1 g IV q8h1 g IV q12h500 mg IV q12h500 mg IV q24h
Meningitis, Cystic Fibrosis2 g IV q8h2 g IV q12h1 g IV Q12h1 g IV q24h

Extended Infusion Dosing (if recommended by ID, ID pharmacy, or clinical pharmacy for select populations)

Indication> 50mL/min26 - 50 mL/min< 26 mL/min
Loading Dose*1 g x1 (over 30 minutes)1 g x1 (over 30 minutes)Use short infusion
Maintenance: Standard Dosing1 g IV q8h (over 3 hours)1 g IV q12h (over 3 hours)Use short infusion
Maintenance: Meningitis**, Cystic Fibrosis2 g IV q8h (over 3 hours)2 g IV q12h (over 3 hours)Use short infusion

*A loading dose (over 30 minutes) should be administered when initiating therapy, unless the patient is already receiving meropenem via short infusion. Recommended to start maintenance dose 4 hours after loading dose 
**Extended infusion data in meningitis are limited and may require further discussion with ID/ASP providers 

Dosing: Antimicrobial Dosing in Intermittent & Continuous Hemodialysis

IndicationIntermittent HemodialysisContinuous Hemodialysis (CVVHD)
Standard Dosing500 mg IV x1 now, then qPM1 g IV q8h*
Cystic Fibrosis1000 mg IV x1 now, then qPM2 g IV q12h*^
Meningitis1000 mg IV x1 now, then qPM2 g IV q12h^

*May infuse over 3 hours (extended infusion dosing) if recommended by ID, ID pharmacy, or clinical pharmacy for select populations. A loading dose (over 30 minutes) should be administered when initiating therapy, unless the patient is already receiving meropenem via short infusion. If a loading dose is given, start maintenance dose 4 hours after loading dose. Note that extended infusion data in meningitis is limited and may require further discussion with ID/ASP providers.

^If CVVHD flow rate exceeds 2 L/hr, discuss with ID/ASP pharmacy.

Dialysis Notes

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