Didn't work as expected after Capromorelin (Entyce) in cats

121 reports to the FDA describe didn't work as expected in cats given Capromorelin. That is 15% of all reports for this medicine, compared with 8.7% across reports for all cat medicines, so it is reported unusually often with this medicine.

121Reports

29%Marked serious

5.8%Recovered

12%Died or euthanised

5 daysTypical onset

How soon it started

Same day

31 29%

1–2 days

18 17%

3–7 days

6 5.6%

1–4 weeks

26 24%

Over a month

27 25%

How the animals did

Recovered

7 5.8%

Still unwell when reported

22 18%

Died

5 4.1%

Euthanised

10 8.3%

Not known

77 64%

Problems reported at the same time

22 18%

20 17%

18 15%

15 12%

15 12%

15 12%

10 8.3%

9 7.4%

Age of the animals

Under 1 year

1–3 years

4–7 years

8–11 years

12+ years

About this medicine

Capromorelin stimulates appetite.

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

Questions owners ask

Can Capromorelin cause didn't work as expected in cats?: 121 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 5 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).

Didn't work as expected with similar medicines

Didn't work as expected after Maropitant (Cerenia) 479 reports · 12% of its reports
Didn't work as expected after Mirtazapine (Mirataz) 307 reports · 16% of its reports

All reported side effects of Capromorelin in cats · Medicines most reported with didn't work as expected