Urinary incontinence after Butorphanol in dogs

42 reports to the FDA describe urinary incontinence in dogs given Butorphanol. That is 0.9% of all reports for this medicine, compared with 0.6% across reports for all dog medicines, so it is reported unusually often with this medicine.

42Reports
81%Marked serious
17%Recovered
21%Died or euthanised
1 daysTypical onset
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How soon it started

Same day
16 50%
1–2 days
4 13%
3–7 days
1 3.1%
1–4 weeks
6 19%
Over a month
5 16%

How the animals did

Recovered
6 14%
Recovered with lasting effects
1 2.4%
Still unwell when reported
20 48%
Died
5 12%
Euthanised
4 9.5%
Not known
6 14%

Problems reported at the same time

19 45%
10 24%
9 21%
Faecal incontinence
8 19%

Age of the animals

Under 1 year
5
1–3 years
6
4–7 years
7
8–11 years
17
12+ years
6

About this medicine

Type: medicine.

Questions owners ask

Can Butorphanol cause urinary incontinence in dogs?
42 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 1 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).

Urinary incontinence with similar medicines

All reported side effects of Butorphanol in dogs · Medicines most reported with urinary incontinence