Diarrhea after Cefovecin (Convenia) in dogs

The FDA has received 377 reports of diarrhea in dogs after Cefovecin. That is 9.9% of all reports for this medicine, compared with 8.4% across reports for all dog medicines.

377Reports
45%Marked serious
16%Recovered
23%Died or euthanised
1 daysTypical onset
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How soon it started

Same day
110 38%
1–2 days
72 25%
3–7 days
31 11%
1–4 weeks
45 15%
Over a month
34 12%

How the animals did

Recovered
59 16%
Still unwell when reported
141 37%
Died
43 11%
Euthanised
43 11%
Not known
91 24%

Problems reported at the same time

Age of the animals

Under 1 year
36
1–3 years
60
4–7 years
90
8–11 years
98
12+ years
83

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 diarrhea in dogs?
377 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.
How soon after a dose was it reported?
In half of the reports with dates, it started within 1 day of the first dose.
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).

Diarrhea with similar medicines

All reported side effects of Cefovecin in dogs · Medicines most reported with diarrhea