Labelled drug-drug interaction medication error after Cefovecin (Convenia) in cats

21 reports to the FDA describe labelled drug-drug interaction medication error in cats given Cefovecin. That is 0.2% of all reports for this medicine, compared with 0.2% across reports for all cat medicines, so it is reported unusually often with this medicine.

21Reports
19%Marked serious
4.8%Recovered
48%Died or euthanised
–Typical onset
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How the animals did

Recovered
1 4.8%
Still unwell when reported
2 9.5%
Died
9 43%
Euthanised
1 4.8%
Not known
8 38%

Problems reported at the same time

Age of the animals

Under 1 year
2
1–3 years
3
4–7 years
8
8–11 years
5
12+ years
3

About this medicine

Cefovecin a long-acting antibiotic injection.

Products with this ingredient include Convenia. The FDA hides brand names in its public data, so these reports cover every product with the same active ingredients.

Questions owners ask

Can Cefovecin cause labelled drug-drug interaction medication error in cats?
21 reports link the two, but a report alone does not prove the medicine was the cause: other illnesses, other medicines or coincidence can be involved. Your vet can judge it for your animal.
What should I do?
Don't give another dose until you've spoken to your vet, and keep the packaging so you can tell them the product and dose. Your vet can also report it to the FDA (or you can, through the manufacturer or FDA form 1932a).

All reported side effects of Cefovecin in cats · Medicines most reported with labelled drug-drug interaction medication error