Interceptor Plus side effects in dogs

187 reports sent to the FDA between 2016 and 2026 involve Interceptor Plus in dogs. The most reported problems were vomiting, seizures, diarrhea. 66% were marked serious.

187Reports
66%Marked serious
0.0%Only medicine involved
16%Recovered
3.7%Died or euthanised
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About this medicine

Type: medicine.

Most reported side effects

33 18%
22 12%
Diarrhea
16 8.6%
Lethargy
9 4.8%
Loss of appetite
9 4.8%
Behaviour change
9 4.8%
Tremors
9 4.8%
Wobbliness (ataxia)
7 3.7%
Breathing problems
6 3.2%
Kidney problems
6 3.2%
Restlessness or agitation
5 2.7%
Liver problems
5 2.7%
Mental impairment
5 2.7%
Walking difficulty
5 2.7%
Itching
4 2.1%

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 3.7%
Didn't stop worms
4 2.1%
Didn't stop fleas
1 0.5%
Didn't stop ticks
1 0.5%

How soon problems started

Same day
31 29%
1–2 days
7 6.5%
3–7 days
7 6.5%
1–4 weeks
18 17%
Over a month
44 41%

Time from the first dose to the first sign, where both dates were reported (107 reports).

How the animals did

Recovered
30 16%
Still unwell when reported
107 57%
Died
4 2.1%
Euthanised
3 1.6%
Not known
43 23%

Breeds named most often

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

Other medicines for dogs