Ceftiofur side effects in horses

1,214 reports sent to the FDA between 1995 and 2026 involve Ceftiofur in horses. The most reported problems were swelling, injection site reaction, fever. 38% were marked serious, and where it was recorded, signs eased after stopping the medicine in 100% of cases.

1,214Reports
38%Marked serious
85%Only medicine involved
30%Recovered
18%Died or euthanised
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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 horse still getting fleas or heartworm), not about a side effect.

How soon problems started

Same day
254 29%
1–2 days
227 26%
3–7 days
286 32%
1–4 weeks
98 11%
Over a month
22 2.5%

Time from the first dose to the first sign, where both dates were reported (887 reports).

How the animals did

Recovered
337 28%
Recovered with lasting effects
24 2.0%
Still unwell when reported
262 22%
Died
147 12%
Euthanised
67 5.5%
Not known
377 31%

Breeds named most often

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

Other medicines for horses