Tresaderm side effects in cats

50 reports sent to the FDA between 2019 and 2026 involve Tresaderm in cats. The most reported problems were loss of appetite, wobbliness (ataxia), hair loss. 70% were marked serious.

50Reports
70%Marked serious
0.0%Only medicine involved
4.0%Recovered
26%Died or euthanised
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About this medicine

Type: medicine.

Most reported side effects

Loss of appetite
14 28%
Wobbliness (ataxia)
9 18%
Hair loss
9 18%
Lethargy
8 16%
Itching
8 16%
Tremors
8 16%
Seizures
6 12%
Skin rash or irritation
5 10%
Vomiting
4 8.0%
Application site reaction
4 8.0%
Unresponsive
4 8.0%
Swelling
4 8.0%
Eye or vision problems
4 8.0%
Excoriation
4 8.0%
Hyperglycaemia
3 6.0%

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
4 8.0%

How soon problems started

Same day
9 20%
1–2 days
8 17%
3–7 days
12 26%
1–4 weeks
11 24%
Over a month
6 13%

Time from the first dose to the first sign, where both dates were reported (46 reports).

How the animals did

Recovered
2 4.0%
Still unwell when reported
27 54%
Died
5 10%
Euthanised
8 16%
Not known
8 16%

Breeds named most often

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

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