Keppra side effects in dogs

179 reports sent to the FDA between 2016 and 2026 involve Keppra in dogs. The most reported problems were seizures, lethargy, liver problems. 88% were marked serious.

179Reports
88%Marked serious
0.0%Only medicine involved
9.5%Recovered
27%Died or euthanised
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About this medicine

Type: medicine.

Most reported side effects

116 65%
24 13%
Loss of appetite
19 11%
Tremors
19 11%
Diarrhea
18 10%
Weakness
18 10%
Wobbliness (ataxia)
16 8.9%
Vomiting
15 8.4%
Behaviour change
12 6.7%
Collapse
12 6.7%
Urinary tract infection
11 6.1%
Intentional misuse
10 5.6%
Drooling
9 5.0%
Urinary incontinence
8 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 work as expected
18 10%
Didn't prevent heartworm
3 1.7%
Didn't stop fleas
1 0.6%

How soon problems started

Same day
34 24%
1–2 days
18 13%
3–7 days
15 11%
1–4 weeks
30 21%
Over a month
45 32%

Time from the first dose to the first sign, where both dates were reported (142 reports).

How the animals did

Recovered
17 9.5%
Still unwell when reported
96 54%
Died
16 8.9%
Euthanised
33 18%
Not known
17 9.5%

Breeds named most often

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

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