Butorphanol + Dexmedetomidine + Ketamine side effects in cats

128 reports sent to the FDA between 2012 and 2026 involve Butorphanol + Dexmedetomidine + Ketamine in cats. The most reported problems were loss of appetite, behaviour change, restlessness or agitation. 33% were marked serious.

128Reports
33%Marked serious
0.0%Only medicine involved
31%Recovered
13%Died or euthanised
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About this medicine

Dexmedetomidine sedation and pain relief (also an oral gel for noise anxiety).

Most reported side effects

Lethargy
19 15%
Dilated pupils
17 13%
Dysphoria
15 12%
Fever
15 12%
Itching
14 11%
Hair loss
13 10%
Elevated temperature
12 9.4%
Vocalising
11 8.6%
Hiding
10 7.8%
Not sleeping
10 7.8%
Seizures
9 7.0%
Weight loss
8 6.3%

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 work as expected
5 3.9%

How soon problems started

Same day
57 45%
1–2 days
42 33%
3–7 days
11 8.7%
1–4 weeks
5 4.0%
Over a month
11 8.7%

Time from the first dose to the first sign, where both dates were reported (126 reports).

How the animals did

Recovered
40 31%
Still unwell when reported
40 31%
Died
9 7.0%
Euthanised
7 5.5%
Not known
32 25%

Breeds named most often

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

Other sedative or anaesthetics for cats