Didn't stop fleas after Gabapentin in dogs

The FDA has received 35 reports of didn't stop fleas in dogs after Gabapentin. That is 0.4% of all reports for this medicine, compared with 6.2% across reports for all dog medicines, so it is reported less often than average with this medicine.

35Reports

17%Marked serious

11%Recovered

0.0%Died or euthanised

28 daysTypical onset

How soon it started

Same day

2 15%

1–2 days

0 0.0%

3–7 days

1 7.7%

1–4 weeks

4 31%

Over a month

6 46%

How the animals did

Recovered

4 11%

Still unwell when reported

6 17%

Not known

25 71%

Problems reported at the same time

Underdose

3 8.6%

Vomiting

2 5.7%

Didn't work as expected

2 5.7%

Nerve damage

2 5.7%

Seizures

2 5.7%

Unpalatable

1 2.9%

Overdose

1 2.9%

Musculoskeletal disorder

1 2.9%

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 didn't stop fleas in dogs?: 35 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 28 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 didn't stop fleas