Widely shared social media posts claim that ivermectin, an anti-parasitic medication that some are using to treat COVID-19 despite little evidence of efficacy, sterilizes 85 percent of men who use the drug.

For context, the FDA has warned against using ivermectin to treat COVID-19, saying that “the FDA has not authorized or approved ivermectin for use in preventing or treating COVID-19 in humans or animals.




