Hydrogen Peroxide side effects in dogs

212 reports sent to the FDA between 2012 and 2026 involve Hydrogen Peroxide in dogs. The most reported problems were vomiting, accidental exposure, overdose. 32% were marked serious.

212Reports
32%Marked serious
0.0%Only medicine involved
57%Recovered
0.9%Died or euthanised
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About this medicine

Type: medicine.

Most reported side effects

136 64%
51 24%
37 17%
20 9.4%
Loss of appetite
14 6.6%
Diarrhea
12 5.7%
Drooling
10 4.7%
Behaviour change
8 3.8%
Skin redness
8 3.8%
Seizures
7 3.3%
Breathing problems
7 3.3%
Eye or vision problems
6 2.8%
Wobbliness (ataxia)
6 2.8%
Liver problems
6 2.8%

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
8 3.8%
Didn't stop fleas
1 0.5%
Didn't prevent heartworm
1 0.5%

How soon problems started

Same day
140 74%
1–2 days
26 14%
3–7 days
4 2.1%
1–4 weeks
5 2.6%
Over a month
14 7.4%

Time from the first dose to the first sign, where both dates were reported (189 reports).

How the animals did

Recovered
119 56%
Recovered with lasting effects
2 0.9%
Still unwell when reported
41 19%
Died
1 0.5%
Euthanised
1 0.5%
Not known
48 23%

Breeds named most often

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

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