Ketamine side effects in cats

3,234 reports sent to the FDA between 1995 and 2026 involve Ketamine in cats. The most reported problems were fever, loss of appetite, cardiac arrest. 33% were marked serious, and where it was recorded, signs eased after stopping the medicine in 67% of cases.

3,234Reports
33%Marked serious
43%Only medicine involved
24%Recovered
26%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 cat still getting fleas or heartworm), not about a side effect.

Didn't stop fleas
1 0.0%

How soon problems started

Same day
1,273 69%
1–2 days
314 17%
3–7 days
120 6.5%
1–4 weeks
97 5.3%
Over a month
31 1.7%

Time from the first dose to the first sign, where both dates were reported (1,835 reports).

How the animals did

Recovered
780 24%
Recovered with lasting effects
8 0.2%
Still unwell when reported
522 16%
Died
729 23%
Euthanised
98 3.0%
Not known
1,097 34%

Breeds named most often

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

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