Praziquantel side effects in dogs
1,108 reports sent to the FDA between 1995 and 2026 involve Praziquantel in dogs. The most reported problems were vomiting, lethargy, diarrhea. 34% were marked serious, and where it was recorded, signs eased after stopping the medicine in 100% of cases.
1,108Reports
34%Marked serious
56%Only medicine involved
23%Recovered
4.8%Died or euthanised
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About this medicine
Praziquantel treats tapeworms.
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
Time from the first dose to the first sign, where both dates were reported (734 reports).
How the animals did
Breeds named most often
Popular breeds appear more often because there are more of them.
- Chihuahua 60 reports
- Labrador Retriever 49 reports
- Golden Retriever 41 reports
- German Pomeranian Spitz 34 reports
- Yorkshire Terrier 30 reports
- German Shepherd Dog 26 reports
- Shih Tzu 25 reports
- Pit Bull 22 reports
- Siberian Husky 16 reports
- Beagle 14 reports