Elevated cholesterol (total) after Maropitant (Cerenia) in dogs

The FDA has received 110 reports of elevated cholesterol (total) in dogs after Maropitant. That is 0.9% of all reports for this medicine, compared with 0.3% across reports for all dog medicines, so it is reported unusually often with this medicine.

110Reports
76%Marked serious
4.5%Recovered
45%Died or euthanised
21 daysTypical onset
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How soon it started

Same day
15 17%
1–2 days
7 8.0%
3–7 days
11 13%
1–4 weeks
15 17%
Over a month
40 45%

How the animals did

Recovered
5 4.5%
Still unwell when reported
45 41%
Died
16 15%
Euthanised
33 30%
Not known
11 10%

Problems reported at the same time

Age of the animals

Under 1 year
7
1–3 years
8
4–7 years
19
8–11 years
43
12+ years
33

About this medicine

Maropitant prevents vomiting and motion sickness.

Products with this ingredient include Cerenia. The FDA hides brand names in its public data, so these reports cover every product with the same active ingredients.

Questions owners ask

Can Maropitant cause elevated cholesterol (total) in dogs?
110 reports link the two, but a report alone does not prove the medicine was the cause: other illnesses, other medicines or coincidence can be involved. Your vet can judge it for your animal.
How soon after a dose was it reported?
In half of the reports with dates, it started within 21 days of the first dose.
What should I do?
Don't give another dose until you've spoken to your vet, and keep the packaging so you can tell them the product and dose. Your vet can also report it to the FDA (or you can, through the manufacturer or FDA form 1932a).

Elevated cholesterol (total) with similar medicines

All reported side effects of Maropitant in dogs · Medicines most reported with elevated cholesterol (total)