evidence: The antiparasitic drug has not been approved or authorized by the Food and Drug Administration to prevent or treat COVID-19. Ivermectin is approved for human use only to treat some conditions caused by parasites, such as intestinal strongyloidiasis and onchocerciasis, head lice, and skin conditions. The FDA has warned that the use of large doses of the drug or of ivermectin for animals is dangerous. [...] "Why You Should Not Use Ivermectin to Treat or Prevent COVID-19." Food and Drug Administration. Update 12 Oct 2021. [...] Kerr, Lucy, et al. "Ivermectin Prophylaxis Used for COVID-19: A Citywide, Prospective, Observational Study of 223,128 Subjects Using Propensity Score Matching." Cureus. 15 Jan 2022.