Itraconazole side effects in cats

434 reports sent to the FDA between 2005 and 2026 involve Itraconazole in cats. The most reported problems were loss of appetite, liver problems, lethargy. 38% were marked serious.

434Reports
38%Marked serious
70%Only medicine involved
20%Recovered
7.8%Died or euthanised
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About this medicine

Type: medicine.

Most reported side effects

87 20%
85 20%
38 8.8%
Kidney problems
19 4.4%
Dehydration
16 3.7%
Hyperglycaemia
15 3.5%
Drooling
15 3.5%
Hair loss
14 3.2%
Blood problems
13 3.0%
Fever
13 3.0%

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 stop fleas
1 0.2%

How soon problems started

Same day
59 15%
1–2 days
31 8.1%
3–7 days
28 7.3%
1–4 weeks
118 31%
Over a month
145 38%

Time from the first dose to the first sign, where both dates were reported (381 reports).

How the animals did

Recovered
82 19%
Recovered with lasting effects
4 0.9%
Still unwell when reported
113 26%
Died
16 3.7%
Euthanised
18 4.1%
Not known
201 46%

Breeds named most often

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

Other medicines for cats