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Cefotetan

Prescription
Second-Generation Cephalosporin (Cephamycin)
Last reviewed 21 Apr 2026 · PetCare.AI Editorial Team
Species
Dog, Cat
Brands
1 available
Formulations
1

Mechanism of action

Cephamycin antibiotic with enhanced anaerobic coverage compared to other second-gen cephalosporins due to 7-alpha-methoxy group. Excellent activity against Bacteroides fragilis and most Enterobacteriaceae.

At a glance

Class
Second-Generation Cephalosporin (Cephamycin)
Schedule
Prescription
Storage
Powder at room temperature; reconstituted stable 24h at room temperature or 96h refrigerated

Dosing

🐕

Dog

Used for mixed aerobic-anaerobic infections (peritonitis, pyometra, aspiration p
Dose
30 mg/kg
Route
IV, SQ
Frequency
q8h
🐈

Cat

Used for intra-abdominal infections and pyometra in cats
Dose
30 mg/kg
Route
IV
Frequency
q8h

Formulations

💊

Other — 1

Strength

Storage

Powder at room temperature; reconstituted stable 24h at room temperature or 96h refrigerated

Safety

Monitoring parameters

Coagulation (PT) with prolonged useCBCClinical response

Interactions

No documented interactions.

Brands

Other markets

Cefotan

FAQs

Frequently asked questions

What is Cefotetan?
Cefotetan is a second-generation cephalosporin (cephamycin) used in pets. Cephamycin antibiotic with enhanced anaerobic coverage compared to other second-gen cephalosporins due to 7-alpha-methoxy group. Excellent activity against Bacteroides fragilis and most Enterobacteriaceae.
What is Cefotetan used for in pets?
Cefotetan is used in veterinary medicine for: Used for mixed aerobic-anaerobic infections (peritonitis, pyometra, aspiration p; Used for intra-abdominal infections and pyometra in cats.
What is the Cefotetan dose for dogs?
For dogs, Cefotetan is typically dosed as follows — Used for mixed aerobic-anaerobic infections (peritonitis, pyometra, aspiration p: 30 mg/kg IV/SQ q8h. Always consult your veterinarian for a dose tailored to your pet's weight, age, and condition.
What is the Cefotetan dose for cats?
For cats, Cefotetan is typically dosed as follows — Used for intra-abdominal infections and pyometra in cats: 30 mg/kg IV q8h. Always consult your veterinarian for a dose tailored to your pet's weight, age, and condition.
Does Cefotetan need a prescription?
Yes. Cefotetan is a prescription medication and should only be administered under veterinary supervision.

References

References

Textbooks & handbooks

  • Plumb, D.C. Plumb's Veterinary Drug Handbook. 10th ed., Wiley-Blackwell, 2023.
  • Vail, D.M., Thamm, D.H., & Liptak, J.M. (eds.). Withrow & MacEwen's Small Animal Clinical Oncology. 6th ed., Saunders/Elsevier, 2020.
  • Riviere, J.E., & Papich, M.G. (eds.). Veterinary Pharmacology and Therapeutics. 10th ed., Wiley-Blackwell, 2018.
  • National Research Council. Nutrient Requirements of Dogs and Cats. National Academies Press, Washington DC, 2006.
  • The Merck Veterinary Manual. Merck & Co., Online edition. https://www.merckvetmanual.com/

Clinical guidelines & consensus

  • Fletcher, D.J., Boller, M., Brainard, B.M., et al. "RECOVER Evidence and Knowledge Gap Analysis on Veterinary CPR." Journal of Veterinary Emergency and Critical Care, 2012;22(S1):S102–S131.
  • American Animal Hospital Association. 2018 AAHA Diabetes Management Guidelines for Dogs and Cats. AAHA Press.

Journals & peer-reviewed studies

  • Hogan, D.F., Fox, P.R., Jacob, K., et al. "Secondary prevention of cardiogenic arterial thromboembolism in the cat: The FAT CAT study." Journal of Veterinary Cardiology, 2015;17(Suppl 1):S306–S317.
  • Boswood, A., Häggström, J., Gordon, S.G., et al. "Effect of Pimobendan in Dogs with Preclinical Myxomatous Mitral Valve Disease and Cardiomegaly: The EPIC Study — A Randomized Clinical Trial." Journal of Veterinary Internal Medicine, 2016;30(6):1765–1779.
  • ASPCA Animal Poison Control Center. Toxicology and Poison Management Guidelines. American Society for the Prevention of Cruelty to Animals. https://www.aspca.org/pet-care/animal-poison-control

Regulatory & approvals

  • Central Drugs Standard Control Organisation (CDSCO), Government of India. Veterinary Drug Approval Registry, 1969–2026. Directorate General of Health Services. https://cdsco.gov.in/

Databases

  • Washington State University, College of Veterinary Medicine. Veterinary Clinical Pharmacology Laboratory (VCPL) — MDR1 Multidrug Sensitivity Database. https://vcpl.vetmed.wsu.edu/
Educational reference only
This information is provided for educational purposes and is not a substitute for professional veterinary advice, diagnosis, or treatment. Always consult a qualified veterinarian before administering any medication to your pet. Find a vet near you →

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