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Ivermectin toxicity during COVID-19

The use of ivermectin, specifically veterinary formulations, during the COVID-19 pandemic has led to documented adverse events, including hospitalizations and deaths, due to misuse and overdose.

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Jan 18, 2026
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Have there been reported adverse events from people using horse paste ivermectin instead of prescribed human ivermectin?

Yes — there are documented adverse events from people using veterinary “horse paste” ivermectin instead of prescribed human formulations, including hospitalizations, neurologic events, and at least so...

Jan 16, 2026

What are documented cases and outcomes of human toxicity from ingesting veterinary ivermectin formulations?

Documented human toxicity from ingesting veterinary ivermectin formulations during the COVID‑19 era comprises case series, poison‑control reports, and individual case reports showing that people who t...