Gabapentin side effects in cats
1,955 reports sent to the FDA between 2012 and 2026 involve Gabapentin in cats. The most reported problems were loss of appetite, lethargy, vomiting. 53% were marked serious, and where it was recorded, signs eased after stopping the medicine in 17% of cases.
1,955Reports
53%Marked serious
0.3%Only medicine involved
18%Recovered
14%Died or euthanised
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About this medicine
Gabapentin used for pain and to reduce stress or anxiety.
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 (1,699 reports).
How the animals did
Breeds named most often
Popular breeds appear more often because there are more of them.
- Domestic Shorthair 1,251 reports
- Domestic Longhair 180 reports
- Domestic Mediumhair 131 reports
- Cat (other) 57 reports
- Maine Coon 33 reports
- Siamese 26 reports
- Ragdoll 20 reports
- Persian 12 reports
- Russian 11 reports
- Sphynx 10 reports