Deafness after Neomycin + Nystatin + Thiostrepton + Triamcinolone in dogs

77 reports to the FDA describe deafness in dogs given Neomycin + Nystatin + Thiostrepton + Triamcinolone. That is 31% 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.

77Reports
73%Marked serious
57%Recovered
0.0%Died or euthanised
9 daysTypical onset
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How soon it started

Same day
0 0.0%
1–2 days
2 14%
3–7 days
5 36%
1–4 weeks
5 36%
Over a month
2 14%

How the animals did

Recovered
10 13%
Recovered with lasting effects
34 44%
Still unwell when reported
1 1.3%
Not known
32 42%

Problems reported at the same time

Behaviour change
4 5.2%
Temporary deafness
3 3.9%
3 3.9%
Ear discharge
2 2.6%
Distress
2 2.6%
Incorrect dose administered
2 2.6%
Anxiety
2 2.6%
Not himself/herself
2 2.6%

Age of the animals

Under 1 year
0
1–3 years
4
4–7 years
3
8–11 years
29
12+ years
36

About this medicine

Type: medicine.

Questions owners ask

Can Neomycin + Nystatin + Thiostrepton + Triamcinolone cause deafness in dogs?
77 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 9 days 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).

Deafness with similar medicines

All reported side effects of Neomycin + Nystatin + Thiostrepton + Triamcinolone in dogs · Medicines most reported with deafness