Veterinary Medicines Directorate
Following monitoring of pharmacovigilance data, the Summary of Product Characteristics (SPC) for Prevomax 10 mg/ml Solution for Injection for Dogs and Cats has been updated.
Section 4.6 now states that lethargy, ataxia, convulsion, seizures, and muscle tremors can occur very rarely (<1 animal in 10,000 animals treated, including isolated reports) following administration.
You will find the SPC for all veterinary medicinal product authorised for marketing in the UK on ourProduct Information Database
No medicine is 100% risk free, the SPC includes information on what adverse events have been known to occur following administration of a particular product, these can be found in section 4.6.
All safety updates to SPCs, including section 4.6, are published on the Veterinary Practice and Supply page under the Medicine Updates section of