Bravecto side effects in dogs

200 reports sent to the FDA between 2016 and 2026 involve Bravecto in dogs. The most reported problems were vomiting, seizures, liver problems. 69% were marked serious.

200Reports
69%Marked serious
0.0%Only medicine involved
16%Recovered
11%Died or euthanised
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About this medicine

Type: medicine.

Most reported side effects

40 20%
27 14%
22 11%
Diarrhea
17 8.5%
Swelling
16 8.0%
Wobbliness (ataxia)
15 7.5%
Allergic reaction
13 6.5%
Itching
13 6.5%
Intentional misuse
12 6.0%
Kidney problems
11 5.5%
Weakness
10 5.0%
Blood problems
9 4.5%
Medication error
9 4.5%

Share = percentage of this medicine's reports that mention the problem. One report can list several problems.

Reports that it didn't work

Some reports are about the medicine not working (for example a dog still getting fleas or heartworm), not about a side effect.

Didn't prevent heartworm
5 2.5%
Didn't stop ticks
4 2.0%
Didn't stop fleas
4 2.0%
Didn't stop worms
3 1.5%

How soon problems started

Same day
37 22%
1–2 days
23 14%
3–7 days
12 7.2%
1–4 weeks
29 17%
Over a month
66 40%

Time from the first dose to the first sign, where both dates were reported (167 reports).

How the animals did

Recovered
31 16%
Still unwell when reported
130 65%
Died
11 5.5%
Euthanised
10 5.0%
Not known
18 9.0%

Breeds named most often

Popular breeds appear more often because there are more of them.

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