Denamarin side effects in dogs

387 reports sent to the FDA between 2012 and 2026 involve Denamarin in dogs. The most reported problems were liver problems, loss of appetite, lethargy. 67% were marked serious.

387Reports
67%Marked serious
0.0%Only medicine involved
9.8%Recovered
18%Died or euthanised
SponsoredWorried about your pet? Ask a veterinarian online, 24/7

About this medicine

Type: medicine.

Most reported side effects

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.

How soon problems started

Same day
46 15%
1–2 days
25 8.0%
3–7 days
28 9.0%
1–4 weeks
64 21%
Over a month
148 48%

Time from the first dose to the first sign, where both dates were reported (311 reports).

How the animals did

Recovered
38 9.8%
Still unwell when reported
214 55%
Died
22 5.7%
Euthanised
46 12%
Not known
67 17%

Breeds named most often

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

Other medicines for dogs