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Vecuronium

Prescription

Non-Depolarizing Neuromuscular Blocking Agent

Last reviewed 21 Apr 2026 · PetCare.AI Editorial Team

Species

Dog, Cat

Brands

1 available

Interactions

1 documented

Formulations

Mechanism of action

Aminosteroid non-depolarizing NMBA that competitively blocks nicotinic receptors at the neuromuscular junction. Intermediate duration (20–40 min). No histamine release (unlike atracurium). Primarily hepatic elimination.

At a glance

Class

Non-Depolarizing Neuromuscular Blocking Agent

Schedule

Prescription

Storage

Refrigerate powder 2–8°C; reconstituted stable 24h at room temperature or 48h refrigerated

Dosing

🐕

Dog

Used for intraoperative muscle relaxation

Dose

0.05–0.1 mg/kg

Route

Frequency

q15–25 min

🐈

Cat

Lower doses in cats

Dose

0.025–0.05 mg/kg

Route

Frequency

q20–30 min

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 →

Formulations

💊

Other — 1

Strength

—

Storage

Refrigerate powder 2–8°C; reconstituted stable 24h at room temperature or 48h refrigerated

Safety

Monitoring parameters

TOF monitoringSpO2 and ETCO2Adequate reversal before extubationVentilation (mandatory)

Educational reference only

Interactions

Moderate — 1

Gentamicin (Systemic)

moderate

Same aminoglycoside potentiation of non-depolarizing NMB as with rocuronium.

Management: Reduce NMBA dose. Monitor TOF. Ensure full reversal before extubation.

Educational reference only

Brands

Other markets

Norcuron

FAQs

Frequently asked questions

›What is Vecuronium?

Vecuronium is a non-depolarizing neuromuscular blocking agent used in pets. Aminosteroid non-depolarizing NMBA that competitively blocks nicotinic receptors at the neuromuscular junction. Intermediate duration (20–40 min). No histamine release (unlike atracurium). Primarily hepatic elimination.

›What is Vecuronium used for in pets?

Vecuronium is used in veterinary medicine for: Used for intraoperative muscle relaxation; Lower doses in cats.

›What is the Vecuronium dose for dogs?

For dogs, Vecuronium is typically dosed as follows — Used for intraoperative muscle relaxation: 0.05–0.1 mg/kg IV q15–25 min. Always consult your veterinarian for a dose tailored to your pet's weight, age, and condition.

›What is the Vecuronium dose for cats?

For cats, Vecuronium is typically dosed as follows — Lower doses in cats: 0.025–0.05 mg/kg IV q20–30 min. Always consult your veterinarian for a dose tailored to your pet's weight, age, and condition.

›Does Vecuronium need a prescription?

Yes. Vecuronium is a prescription medication and should only be administered under veterinary supervision.

Educational reference only