Hiding after Buprenorphine in cats

337 reports to the FDA describe hiding in cats given Buprenorphine. That is 6.0% of all reports for this medicine, compared with 2.4% across reports for all cat medicines, so it is reported unusually often with this medicine.

337Reports
36%Marked serious
26%Recovered
13%Died or euthanised
Same dayTypical onset
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How soon it started

Same day
159 50%
1–2 days
94 30%
3–7 days
25 7.9%
1–4 weeks
21 6.7%
Over a month
16 5.1%

How the animals did

Recovered
88 26%
Recovered with lasting effects
1 0.3%
Still unwell when reported
129 38%
Died
22 6.5%
Euthanised
23 6.8%
Not known
74 22%

Problems reported at the same time

Age of the animals

Under 1 year
18
1–3 years
32
4–7 years
69
8–11 years
84
12+ years
101

About this medicine

Buprenorphine pain relief (an opioid).

Questions owners ask

Can Buprenorphine cause hiding in cats?
337 reports link the two, but a report alone does not prove the medicine was the cause: other illnesses, other medicines or coincidence can be involved. Your vet can judge it for your animal.
How soon after a dose was it reported?
In half of the reports with dates, it started within the same day of the first dose.
What should I do?
Don't give another dose until you've spoken to your vet, and keep the packaging so you can tell them the product and dose. Your vet can also report it to the FDA (or you can, through the manufacturer or FDA form 1932a).

Hiding with similar medicines

All reported side effects of Buprenorphine in cats · Medicines most reported with hiding