Adult

Cefepime

Warning

General Information

Fourth-generation cephalosporin antibiotic

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: 'Watch'. Use as per guidelines. All other indications to be discussed with Micro/ID.

For all information regarding interactions, contraception, pregnancy and breastfeeding and additional information, see BNF and Summary of Product Characteristics (SPC).

Dosing

  Intravenous Dose 
Standard Dose 1g - 2g BD
High Dose* 2g TDS

*High Dose is needed for:

  • Infection due to Staphylococcus aureus and/or Pseudomonas aeruginosa
  • CNS infection
  • Febrile neutropenia
  • Severe infection including critical care patients.

Obesity

For obese patients consider using 2g TDS instead of 2g BD, taking into account the patient's renal function. 

Renal and hepatic impairment

Renal impairment

Creatinine clearance (ml/min)** Usual cefepime dose 1g BD Usual cefepime dose 2g BD Usual cefepime dose 2g TDS
More than 50 Dose as in normal renal function.
30 - 50 1g OD 2g OD 2g BD
10 - 29 1g OD 2g OD 2g OD
Less than 10 500mg OD 1g OD 1g OD
HDF/High Flux Dialysed. Speak to specialist pharmacist.
PD Dialysed. 
500mg – 2g every 48 hours, dose depends on indication.

**dose ranges use creatinine clearance, rather than eGFR

 

Hepatic impairment 

No dose adjustment required.

References

  1. Renascience Pharma Ltd. Renapime 2g Powder for solution for injection/infusion summary of product characteristics. Electronic Medicines Compendium.  Last revision of the text: 02/09/25 Accessed via https://www.medicines.org.uk Accessed 24/3/26
  2. British National Formulary. Cefepime. BNF online accessed via www.medicinescomplete.com  Accessed 24/3/26.
  3. The Renal Drug Database. Cefepime. Last updated 9/11/23. Accessed via https://renaldrugdatabase.com Accessed 24/3/26
  4. Sandford Guide [online]. Cefepime. Last updated 13/3/26. Accessed via: https://webedition.sanfordguide.com. Accessed 24/3/26

Editorial Information

Last reviewed: 24 Mar 2026

Next review date: 23 Mar 2029

Author(s): AMST.