Aztreonam/avibactam

Dosing: Adult Antimicrobial Dosing, Non-dialysis

IndicationCrCl >50 mL/min31-50 mL/min16-30 mL/min< 15 mL/min
Loading Dose*2.67 g IV x 1 (over 3 hours)2.67 g IV x 1 (over 3 hours)1.8 g IV x 1 (over 3 hours)1.33 g IV x 1 (over 3 hours)
Maintenance Dose: All Indications2 g IV every 6 hours (over 3 hours)1 g IV every 6 hours (over 3 hours)0.9 g IV every 8 hours (over 3 hours)0.9 g IV every 12 hours (over 3 hours)

*Recommended to start maintenance dose beginning at the next dosing interval

 

Dosing: Antimicrobial Dosing in Intermittent & Continuous Hemodialysis

IndicationIntermittent HemodialysisContinuous Hemodialysis
Loading Dose*1.33 g IV x 1 (over 3 hours)Insufficient data; discuss with ID/ASP pharmacy
Maintenance Dose: All Indications0.9 g IV every 12 hours (over 3 hours)

*Recommended to start maintenance dose beginning at the next dosing interval

Dialysis Notes

Dialysis Notes

Intermittent HD assumes high-flux hemodialysis. CRRT assumes CVVHD with ultrafiltration rate 2L/h and residual native GFR < 10 mL/min. 

Restricted to ID or Antimicrobial Stewardship

References: