Excessive thirst after Chondroitin + Glucosamine in dogs

The FDA has received 110 reports of excessive thirst in dogs after Chondroitin + Glucosamine. That is 4.2% of all reports for this medicine, compared with 1.4% across reports for all dog medicines, so it is reported unusually often with this medicine.

110Reports
55%Marked serious
15%Recovered
17%Died or euthanised
33 daysTypical onset
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How soon it started

Same day
5 7.1%
1–2 days
6 8.6%
3–7 days
9 13%
1–4 weeks
13 19%
Over a month
37 53%

How the animals did

Recovered
13 12%
Recovered with lasting effects
3 2.7%
Still unwell when reported
53 48%
Died
11 10%
Euthanised
8 7.3%
Not known
22 20%

Problems reported at the same time

Age of the animals

Under 1 year
0
1–3 years
5
4–7 years
12
8–11 years
60
12+ years
33

About this medicine

Type: medicine.

Questions owners ask

Can Chondroitin + Glucosamine cause excessive thirst in dogs?
110 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 33 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).

Excessive thirst with similar medicines

All reported side effects of Chondroitin + Glucosamine in dogs · Medicines most reported with excessive thirst