Adult

Systemic sepsis after organ transplantation

  • Severe sepsis/ Septic shock are medical emergencies and require prompt treatment with effective antimicrobials
  • Cases should be discussed with ICU (intensive care unit)
  • Consult Micro/ID
  • Treat according to sensitivity test results
  • See also Sepsis Identification and Management
  • Review empirical treatment within 48-72 hours

Preferred

piperacillin-tazobactam 4.5g iv stat (first dose) should be given as soon as possible (ideally within 60 mins) THEN one of the following regimens should be used, choose from:

piperacillin-tazobactam 4.5g iv qds (six hours after the initial stat dose) 

OR

Extended infusion piperacillin-tazobactam 4.5g iv tds infuse each dose over 3-4 hours (six hours after the initial stat dose) 

OR

Elastomeric pump piperacillin-tazobactam 13.5g over 24 hours (elastomeric device should be attached straight after the initial stat dose)

For MRSA positive patientsADD vancomycin iv

Alternative

For penicillin allergy (non-severe)
ceftazidime 1g iv tds

For penicillin allergy (severe)
ciprofloxacin* 500mg po bd (400mg bd iv if unable to swallow) 

For patients where abdominal focus of infection is suspected: add metronidazole 400mg tds po (500mg tds iv if unable to swallow)

For MRSA positive patientsadd vancomycin iv

For patients with sepsis AND severe lobar pneumonia consider risk of Legionnaires: see Legionnaires disease

 

*Ensure that the patient is given the Fluoroquinolone MHRA patient information leaflet. 

Fluoroquinolones, including ciprofloxacin are associated with disabling and potentially long-lasting or irreversible side effects. See Fluoroquinolone antibiotics - severe adverse effects. 

Editorial Information

Last reviewed: 16 Jul 2025

Author(s): AMTS, SEPSIS.

Approved By: MMTC