Neutrophilia after Grapiprant (Galliprant) in dogs

140 reports to the FDA describe neutrophilia in dogs given Grapiprant. That is 1.6% of all reports for this medicine, compared with 0.6% across reports for all dog medicines, so it is reported unusually often with this medicine.

140Reports
78%Marked serious
7.9%Recovered
31%Died or euthanised
24 daysTypical onset
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How soon it started

Same day
11 10%
1–2 days
12 11%
3–7 days
14 13%
1–4 weeks
23 21%
Over a month
47 44%

How the animals did

Recovered
11 7.9%
Still unwell when reported
55 39%
Died
9 6.4%
Euthanised
34 24%
Not known
31 22%

Problems reported at the same time

Age of the animals

Under 1 year
1
1–3 years
2
4–7 years
21
8–11 years
49
12+ years
65

About this medicine

Grapiprant relieves arthritis pain (a piprant, a newer non-COX NSAID).

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

NSAIDs can affect the stomach, liver and kidneys. Vets usually recommend blood tests before and during long-term use.

Questions owners ask

Can Grapiprant cause neutrophilia in dogs?
140 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 24 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).

Neutrophilia with similar medicines

All reported side effects of Grapiprant in dogs · Medicines most reported with neutrophilia