Distemper-parvo Vaccine side effects in cats

277 reports sent to the FDA between 2009 and 2026 involve Distemper-parvo Vaccine in cats. The most reported problems were vomiting, loss of appetite, lethargy. 64% were marked serious.

277Reports
64%Marked serious
0.0%Only medicine involved
39%Recovered
9.7%Died or euthanised
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About this medicine

Type: vaccine.

Mild, short-lived lethargy, soreness or a small lump at the injection site are the most commonly reported vaccine reactions.

Most reported side effects

88 32%
63 23%
52 19%
40 14%
25 9.0%
25 9.0%
20 7.2%
20 7.2%
Breathing problems
19 6.9%
Weight loss
17 6.1%
Hiding
15 5.4%

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 worms
3 1.1%
Didn't stop mites
1 0.4%
Didn't stop fleas
1 0.4%
Didn't work as expected
1 0.4%

How soon problems started

Same day
117 46%
1–2 days
60 24%
3–7 days
34 13%
1–4 weeks
27 11%
Over a month
14 5.6%

Time from the first dose to the first sign, where both dates were reported (252 reports).

How the animals did

Recovered
105 38%
Recovered with lasting effects
4 1.4%
Still unwell when reported
35 13%
Died
12 4.3%
Euthanised
15 5.4%
Not known
106 38%

Breeds named most often

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

Other vaccines for cats