Polysulfated Glycosaminoglycan side effects in horses

516 reports sent to the FDA between 1995 and 2026 involve Polysulfated Glycosaminoglycan in horses. The most reported problems were swelling, injection site reaction, allergic reaction. 30% were marked serious, and where it was recorded, signs eased after stopping the medicine in 66% of cases.

516Reports
30%Marked serious
75%Only medicine involved
34%Recovered
3.1%Died or euthanised
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About this medicine

Type: medicine.

Most reported side effects

Share = percentage of this medicine's reports that mention the problem. One report can list several problems.

Reports that it didn't work

Some reports are about the medicine not working (for example a horse still getting fleas or heartworm), not about a side effect.

How soon problems started

Same day
113 33%
1–2 days
41 12%
3–7 days
34 10%
1–4 weeks
92 27%
Over a month
58 17%

Time from the first dose to the first sign, where both dates were reported (338 reports).

How the animals did

Recovered
173 34%
Recovered with lasting effects
2 0.4%
Still unwell when reported
32 6.2%
Died
11 2.1%
Euthanised
5 1.0%
Not known
293 57%

Breeds named most often

Popular breeds appear more often because there are more of them.

Other medicines for horses