Elevated globulins after Melarsomine (Immiticide) in dogs

73 reports to the FDA describe elevated globulins in dogs given Melarsomine. That is 0.3% of all reports for this medicine, compared with 0.2% across reports for all dog medicines.

73Reports
42%Marked serious
1.4%Recovered
12%Died or euthanised
21 daysTypical onset
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How soon it started

Same day
5 11%
1–2 days
7 16%
3–7 days
4 9.1%
1–4 weeks
10 23%
Over a month
18 41%

How the animals did

Recovered
1 1.4%
Still unwell when reported
20 27%
Died
9 12%
Not known
43 59%

Problems reported at the same time

Age of the animals

Under 1 year
1
1–3 years
29
4–7 years
29
8–11 years
13
12+ years
1

About this medicine

Melarsomine treats adult heartworm infection (a series of injections given by a vet).

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

Questions owners ask

Can Melarsomine cause elevated globulins in dogs?
73 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 globulins with similar medicines

All reported side effects of Melarsomine in dogs · Medicines most reported with elevated globulins