Loss of hearing after Betamethasone + Florfenicol + Terbinafine in dogs

152 reports to the FDA describe loss of hearing in dogs given Betamethasone + Florfenicol + Terbinafine. That is 6.2% of all reports for this medicine, compared with 0.2% across reports for all dog medicines, so it is reported unusually often with this medicine.

152Reports
99%Marked serious
41%Recovered
0.7%Died or euthanised
4 daysTypical onset
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How soon it started

Same day
22 16%
1–2 days
38 27%
3–7 days
17 12%
1–4 weeks
33 24%
Over a month
29 21%

How the animals did

Recovered
44 29%
Recovered with lasting effects
18 12%
Still unwell when reported
32 21%
Euthanised
1 0.7%
Not known
57 38%

Problems reported at the same time

Age of the animals

Under 1 year
0
1–3 years
3
4–7 years
14
8–11 years
65
12+ years
57

About this medicine

Type: medicine.

Questions owners ask

Can Betamethasone + Florfenicol + Terbinafine cause loss of hearing in dogs?
152 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 4 days 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).

Loss of hearing with similar medicines

All reported side effects of Betamethasone + Florfenicol + Terbinafine in dogs · Medicines most reported with loss of hearing