Adult

Ceftazidime with avibactam (Zavicefta®)

Warning

General Information

Do NOT use if patient has a history of severe penicillin allergy.  If in doubt, discuss with Micro/ID.

Restricted formulary antimicrobial: For details see OUH netFormulary

AWaRe antibiotic classification: 'Reserve'. All indications to be discussed with Micro/ID.

Renal and hepatic impairment

Renal impairment

Creatinine Clearance

(mL/min)

Dose regimen

Frequency

31-50

1g ceftazidime/0.25 g avibactam

 (1.25 g)

Every 8 hours

16-30

750 mg ceftazidime/187.5 mg avibactam

(937.5 mg)

Every 12 hours

6-15

750 mg ceftazidime/187.5 mg avibactam

(937.5 mg)

Every 24 hours

End stage renal disease including on haemodialysis

750 mg ceftazidime/187.5 mg avibactam

(937.5 mg)

Every 48 hours

  •  Dialysed: give after dialysis.

Note: dose ranges use creatinine clearance, rather than eGFR.

 

Hepatic impairment

No dosage adjustment required

Pregnancy and breastfeeding

Pregnancy

Use only if benefits outweigh the risk in pregnancy

Breastfeeding

Discuss with pharmacy.

Additional information

  • Ceftazidime and Avibactam 2.5 g vial contains 2 g Ceftazidime and 0.5 g Avibactam powder for concentrate for solution for infusion.
  • Each vial contains a total of 6.44 mmol of sodium (approximately 148 mg). This should be considered when administering to patients who are on a controlled sodium diet.

References

  1. Summary of Product Characteristics (SPC) for Zavicefta 2g/0.5g Powder for concentration for solution for Infusion. Accessed via www.medicines.org.uk 26/03/18. Last updated 06/02/18

Editorial Information

Next review date: 02 Mar 2026