Thyro- side effects in dogs

55 reports sent to the FDA between 2013 and 2026 involve Thyro- in dogs. The most reported problems were lethargy, loss of appetite, liver problems. 67% were marked serious.

55Reports
67%Marked serious
0.0%Only medicine involved
13%Recovered
7.3%Died or euthanised
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About this medicine

Type: medicine.

Most reported side effects

Lethargy
9 16%
Loss of appetite
8 15%
Liver problems
7 13%
Wobbliness (ataxia)
6 11%
Blood problems
6 11%
Behaviour change
5 9.1%
Falling
5 9.1%
Weakness
5 9.1%
Excessive thirst
4 7.3%
Breathing problems
4 7.3%
Urinary tract infection
4 7.3%
Intentional misuse
4 7.3%
Excessive urination
3 5.5%
Lymphopenia
3 5.5%
Unable to stand
3 5.5%

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 dog still getting fleas or heartworm), not about a side effect.

Didn't work as expected
7 13%

How soon problems started

Same day
6 14%
1–2 days
5 12%
3–7 days
2 4.7%
1–4 weeks
7 16%
Over a month
23 53%

Time from the first dose to the first sign, where both dates were reported (43 reports).

How the animals did

Recovered
7 13%
Still unwell when reported
33 60%
Died
1 1.8%
Euthanised
3 5.5%
Not known
11 20%

Breeds named most often

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

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