Praziquantel + Pyrantel side effects in cats
1,260 reports sent to the FDA between 1995 and 2026 involve Praziquantel + Pyrantel in cats. The most reported problems were wobbliness (ataxia), vomiting, lethargy. 40% were marked serious.
1,260Reports
40%Marked serious
64%Only medicine involved
39%Recovered
6.7%Died or euthanised
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About this medicine
Praziquantel treats tapeworms. Pyrantel treats roundworms and hookworms.
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 cat 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 (822 reports).
How the animals did
Breeds named most often
Popular breeds appear more often because there are more of them.
- Domestic Shorthair 601 reports
- Domestic 217 reports
- Domestic Longhair 78 reports
- Domestic Mediumhair 64 reports
- Persian 26 reports
- Siamese 24 reports
- Himalayan 14 reports
- Maine Coon 9 reports
- Bengal 6 reports
- American Shorthair 5 reports
Other dewormers for cats
Emodepside + Praziquantel (Profender)5,730 reports · 48% seriousPraziquantel1,661 reports · 22% seriousPyrantel560 reports · 31% seriousFenbendazole285 reports · 49% seriousFebantel + Praziquantel + Pyrantel (Drontal Plus)70 reports · 37% seriousPyrantel + Sarolaner (Simparica Trio)50 reports · 44% serious