Didn't work as expected after Deslorelin Acetate in horses

The FDA has received 31 reports of didn't work as expected in horses after Deslorelin Acetate. That is 39% of all reports for this medicine, compared with 23% across reports for all horse medicines, so it is reported unusually often with this medicine.

31Reports
3.2%Marked serious
16%Recovered
0.0%Died or euthanised
–Typical onset
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How the animals did

Recovered
5 16%
Not known
26 84%

Problems reported at the same time

Female reproductive tract disorder
2 6.5%
Product syringe issue
1 3.2%
Abnormal oestrus
1 3.2%
Injection site reaction
1 3.2%

Age of the animals

Under 1 year
0
1–3 years
0
4–7 years
2
8–11 years
1
12+ years
3

About this medicine

Type: medicine.

Questions owners ask

Can Deslorelin Acetate cause didn't work as expected in horses?
31 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.
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

All reported side effects of Deslorelin Acetate in horses · Medicines most reported with didn't work as expected