Metronidazole side effects in cats
392 reports sent to the FDA between 2001 and 2026 involve Metronidazole in cats. The most reported problems were diarrhea, loss of appetite, lethargy. 50% were marked serious.
392Reports
50%Marked serious
5.9%Only medicine involved
25%Recovered
18%Died or euthanised
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About this medicine
Metronidazole treats some bacterial and parasitic gut infections.
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 (328 reports).
How the animals did
Breeds named most often
Popular breeds appear more often because there are more of them.
- Domestic Shorthair 238 reports
- Domestic Longhair 31 reports
- Domestic Mediumhair 24 reports
- Siamese 10 reports
- Ragdoll 8 reports
- Maine Coon 6 reports
- Cat (other) 6 reports
- Himalayan 5 reports
- Persian 4 reports
- Bengal 4 reports