Eye disorder (for photophobia see 'neurological') after Cefovecin (Convenia) in cats

66 reports to the FDA describe eye disorder (for photophobia see 'neurological') in cats given Cefovecin. That is 0.8% of all reports for this medicine, compared with 0.3% across reports for all cat medicines, so it is reported unusually often with this medicine.

66Reports
55%Marked serious
3.0%Recovered
38%Died or euthanised
1 daysTypical onset
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How soon it started

Same day
22 39%
1–2 days
12 21%
3–7 days
13 23%
1–4 weeks
8 14%
Over a month
2 3.5%

How the animals did

Recovered
2 3.0%
Still unwell when reported
21 32%
Died
14 21%
Euthanised
11 17%
Not known
18 27%

Problems reported at the same time

Age of the animals

Under 1 year
2
1–3 years
12
4–7 years
12
8–11 years
17
12+ years
22

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 eye disorder (for photophobia see 'neurological') in cats?
66 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).

Eye disorder (for photophobia see 'neurological') with similar medicines

All reported side effects of Cefovecin in cats · Medicines most reported with eye disorder (for photophobia see 'neurological')