Skin redness after Lokivetmab (Cytopoint) in dogs

The FDA has received 268 reports of skin redness in dogs after Lokivetmab. That is 4.1% of all reports for this medicine, compared with 1.0% across reports for all dog medicines, so it is reported unusually often with this medicine.

268Reports
55%Marked serious
16%Recovered
5.6%Died or euthanised
9 daysTypical onset
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How soon it started

Same day
70 31%
1–2 days
22 9.8%
3–7 days
17 7.6%
1–4 weeks
46 20%
Over a month
70 31%

How the animals did

Recovered
42 16%
Still unwell when reported
183 68%
Died
6 2.2%
Euthanised
9 3.4%
Not known
28 10%

Problems reported at the same time

Age of the animals

Under 1 year
5
1–3 years
59
4–7 years
105
8–11 years
65
12+ years
30

About this medicine

Lokivetmab controls allergic itch for 4–8 weeks per injection.

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

Questions owners ask

Can Lokivetmab cause skin redness in dogs?
268 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 9 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).

Skin redness with similar medicines

All reported side effects of Lokivetmab in dogs · Medicines most reported with skin redness