Chloramphenicol side effects in dogs

60 reports sent to the FDA between 1999 and 2026 involve Chloramphenicol in dogs. The most reported problems were lethargy, loss of appetite, vomiting. 55% were marked serious, and where it was recorded, signs eased after stopping the medicine in 100% of cases.

60Reports
55%Marked serious
17%Only medicine involved
18%Recovered
25%Died or euthanised
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About this medicine

Type: medicine.

Most reported side effects

Lethargy
16 27%
Loss of appetite
16 27%
Vomiting
14 23%
Liver problems
10 17%
Diarrhea
10 17%
Itching
7 12%
Breathing problems
7 12%
Behaviour change
7 12%
Vocalising
6 10%
Accidental exposure
5 8.3%
Skin rash or irritation
5 8.3%
Kidney problems
5 8.3%
Tremors
5 8.3%
Head tilt - ear disorder
5 8.3%
Wobbliness (ataxia)
5 8.3%

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.

Didn't work as expected
9 15%

How soon problems started

Same day
6 18%
1–2 days
1 2.9%
3–7 days
1 2.9%
1–4 weeks
7 21%
Over a month
19 56%

Time from the first dose to the first sign, where both dates were reported (34 reports).

How the animals did

Recovered
11 18%
Still unwell when reported
18 30%
Died
5 8.3%
Euthanised
10 17%
Not known
16 27%

Breeds named most often

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

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