Pharm
Cefoxitin
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Cefoxitin
, Mefoxin
See Also
Second Generation Anti-anaerobe Cephalosporin
Cefotetan
Cephalosporin
Indications
Abdominal Surgery prophylaxis
Colorectal surgery prophylaxis
Mechanism
Antibiotics in this group are
Cephamycin
derivatives
Antibiotic coverage spectrum
Gram Positive
activity (but less than
Second Generation Broad-spectrum Cephalosporin
s such as
Cefuroxime
)
Gram Negative
coverage
Anaerobic coverage (e.g.
Bacteroides
)
Dosing
Adult
Typical Dose
Give 1 to 2 g IV every 6 to 8 hours
High Dose (Severe Infections)
Give 3 g IV every 6 hours
Surgical Prophylaxis
Give 2 g IV 30 to 60 min before surgery (or for
Cesarean Section
, after
Umbilical Cord
clamped)
May continue 2 g IV every 6 hours for 24 hours
Renal Dosing
eGFR 30 to 50 ml/min: 1 to 2 g IV every 8 to 12 hours
eGFR 10 to 29 ml/min: 1 to 2 g IV every 12 to 24 hours
eGFR 5 to 9 ml/min: 0.5 to 1 g IV every 12 to 24 hours
eGFR <5 ml/min: Load 1 to 2 g IV, then 0.5 g IV every 24 to 48 hours
Give additional 1 to 2 g IV after
Hemodialysis
Dosing
Child (age >3 months)
Typical Dose
Give 80 to 100 mg/kg/day IV divided every 6 to 8 hours
High Dose (severe infections)
Give 160 mg/kg/day IV divided every 6 to 8 hours
Adverse Effects
Lab abnormalities in children after high dose regimens
Eosinophilia
Aspartate Aminotransferase
(AST) increased
Safety
Pregnancy Category B
Safe in
Lactation
Resources
Cefoxitin (DailyMed)
https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=658a0dc6-6da5-44dc-94f2-1211619297f7
References
(2012) Presc Lett, Resource #280706, Comparison of
Cephalosporin
s
Hamilton (2020) Tarascon Pocket Pharmacopoeia
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