Accidental exposure after Fluralaner (Bravecto) in dogs

120 reports to the FDA describe accidental exposure in dogs given Fluralaner. That is 0.2% of all reports for this medicine, compared with 1.5% across reports for all dog medicines, so it is reported less often than average with this medicine.

120Reports
35%Marked serious
28%Recovered
0.0%Died or euthanised
Same dayTypical onset
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How soon it started

Same day
53 72%
1–2 days
4 5.4%
3–7 days
0 0.0%
1–4 weeks
3 4.1%
Over a month
14 19%

How the animals did

Recovered
34 28%
Still unwell when reported
73 61%
Not known
13 11%

Problems reported at the same time

Age of the animals

Under 1 year
19
1–3 years
38
4–7 years
31
8–11 years
10
12+ years
10

About this medicine

Fluralaner kills fleas and ticks for up to 12 weeks (chewable or spot-on).

Products with this ingredient include Bravecto. The FDA hides brand names in its public data, so these reports cover every product with the same active ingredients.

In 2018 the FDA alerted owners and vets that isoxazoline products have been associated with neurologic reactions such as muscle tremors, wobbliness (ataxia) and seizures, including in animals with no history of them.

Questions owners ask

Can Fluralaner cause accidental exposure in dogs?
120 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 the same 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).

Accidental exposure with similar medicines

All reported side effects of Fluralaner in dogs · Medicines most reported with accidental exposure