Unable to rise after Fluralaner (Bravecto) in dogs

102 reports to the FDA describe unable to rise in dogs given Fluralaner. That is 0.1% of all reports for this medicine, compared with 0.1% across reports for all dog medicines.

102Reports
96%Marked serious
23%Recovered
44%Died or euthanised
5 daysTypical onset
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How soon it started

Same day
9 13%
1–2 days
24 34%
3–7 days
9 13%
1–4 weeks
11 16%
Over a month
17 24%

How the animals did

Recovered
19 19%
Recovered with lasting effects
4 3.9%
Still unwell when reported
23 23%
Died
19 19%
Euthanised
26 25%
Not known
11 11%

Problems reported at the same time

Age of the animals

Under 1 year
6
1–3 years
16
4–7 years
23
8–11 years
36
12+ years
21

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 unable to rise in dogs?
102 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).

Unable to rise with similar medicines

All reported side effects of Fluralaner in dogs · Medicines most reported with unable to rise