Ranitidine side effects in dogs

50 reports sent to the FDA between 2003 and 2022 involve Ranitidine in dogs. The most reported problems were vomiting, loss of appetite, diarrhea. 48% were marked serious.

50Reports
48%Marked serious
2.0%Only medicine involved
50%Recovered
8.0%Died or euthanised
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About this medicine

Type: medicine.

Most reported side effects

26 52%
Loss of appetite
9 18%
Diarrhea
9 18%
Lethargy
8 16%
Weakness
5 10%
Kidney problems
5 10%
Tremors
4 8.0%
Weight loss
4 8.0%
Wobbliness (ataxia)
4 8.0%
Itching
3 6.0%
Blood problems
3 6.0%
Pica
3 6.0%
Liver problems
3 6.0%
Behaviour change
2 4.0%
Skin disorders
2 4.0%

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
4 8.0%
Didn't stop fleas
1 2.0%
Didn't stop worms
1 2.0%

How soon problems started

Same day
5 22%
1–2 days
1 4.3%
3–7 days
2 8.7%
1–4 weeks
4 17%
Over a month
11 48%

Time from the first dose to the first sign, where both dates were reported (23 reports).

How the animals did

Recovered
20 40%
Recovered with lasting effects
5 10%
Still unwell when reported
9 18%
Died
4 8.0%
Not known
12 24%

Breeds named most often

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

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