Abnormal menace reflex test after Gabapentin in dogs

34 reports to the FDA describe abnormal menace reflex test in dogs given Gabapentin. That is 0.4% of all reports for this medicine, compared with 0.1% across reports for all dog medicines, so it is reported unusually often with this medicine.

34Reports

97%Marked serious

2.9%Recovered

50%Died or euthanised

5 daysTypical onset

How soon it started

Same day

5 19%

1–2 days

5 19%

3–7 days

6 22%

1–4 weeks

8 30%

Over a month

3 11%

How the animals did

Recovered with lasting effects

1 2.9%

Still unwell when reported

16 47%

Died

8 24%

Euthanised

9 26%

Problems reported at the same time

16 47%

14 41%

12 35%

11 32%

10 29%

10 29%

10 29%

Head tilt - neurological disorder

9 26%

Age of the animals

Under 1 year

1–3 years

4–7 years

8–11 years

12+ years

About this medicine

Gabapentin used for pain and to reduce stress or anxiety.

Questions owners ask

Can Gabapentin cause abnormal menace reflex test in dogs?: 34 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 5 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).

All reported side effects of Gabapentin in dogs · Medicines most reported with abnormal menace reflex test