Wobbliness (ataxia) after Betamethasone + Florfenicol + Terbinafine in dogs

The FDA has received 42 reports of wobbliness (ataxia) in dogs after Betamethasone + Florfenicol + Terbinafine. That is 1.7% of all reports for this medicine, compared with 2.6% across reports for all dog medicines, so it is reported less often than average with this medicine.

42Reports
57%Marked serious
36%Recovered
12%Died or euthanised
3 daysTypical onset
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How soon it started

Same day
9 26%
1–2 days
7 21%
3–7 days
9 26%
1–4 weeks
6 18%
Over a month
3 8.8%

How the animals did

Recovered
14 33%
Recovered with lasting effects
1 2.4%
Still unwell when reported
10 24%
Died
1 2.4%
Euthanised
4 9.5%
Not known
12 29%

Problems reported at the same time

14 33%
11 26%
Head tilt - neurological disorder
5 12%
5 12%

Age of the animals

Under 1 year
1
1–3 years
8
4–7 years
17
8–11 years
10
12+ years
6

About this medicine

Type: medicine.

Questions owners ask

Can Betamethasone + Florfenicol + Terbinafine cause wobbliness (ataxia) in dogs?
42 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 3 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).

Wobbliness (ataxia) with similar medicines

All reported side effects of Betamethasone + Florfenicol + Terbinafine in dogs · Medicines most reported with wobbliness (ataxia)