Meclizine side effects in dogs

109 reports sent to the FDA between 2011 and 2026 involve Meclizine in dogs. The most reported problems were vomiting, wobbliness (ataxia), vestibular disorder. 83% were marked serious.

109Reports
83%Marked serious
0.0%Only medicine involved
15%Recovered
22%Died or euthanised
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About this medicine

Type: medicine.

Most reported side effects

47 43%
40 37%
31 28%
21 19%
Liver problems
16 15%
Breathing problems
15 14%
Kidney problems
14 13%
Tremors
13 12%
Weakness
12 11%

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 work as expected
10 9.2%

How soon problems started

Same day
25 27%
1–2 days
11 12%
3–7 days
12 13%
1–4 weeks
21 23%
Over a month
23 25%

Time from the first dose to the first sign, where both dates were reported (92 reports).

How the animals did

Recovered
14 13%
Recovered with lasting effects
2 1.8%
Still unwell when reported
43 39%
Died
7 6.4%
Euthanised
17 16%
Not known
26 24%

Breeds named most often

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

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