Amitraz side effects in dogs

748 reports sent to the FDA between 1995 and 2023 involve Amitraz in dogs. The most reported problems were lethargy, vomiting, loss of appetite. 4.9% were marked serious.

748Reports
4.9%Marked serious
80%Only medicine involved
13%Recovered
8.3%Died or euthanised
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About this medicine

Type: medicine.

Most reported side effects

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 stop fleas
5 0.7%
Didn't stop ticks
4 0.5%
Didn't stop worms
3 0.4%
Didn't prevent heartworm
3 0.4%
Didn't stop mites
1 0.1%

How soon problems started

Same day
57 31%
1–2 days
28 15%
3–7 days
15 8.3%
1–4 weeks
22 12%
Over a month
59 33%

Time from the first dose to the first sign, where both dates were reported (181 reports).

How the animals did

Recovered
91 12%
Recovered with lasting effects
9 1.2%
Still unwell when reported
72 9.6%
Died
58 7.8%
Euthanised
4 0.5%
Not known
514 69%

Breeds named most often

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

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