99% Invisible 99% Invisible

Drug Story: Ivermectin

May 26, 2026

Summary

Host Thomas Goetz explores the history of ivermectin, from its discovery as a Nobel Prize-winning treatment for parasitic diseases like river blindness to its controversial misuse during the COVID-19 pandemic. The episode contrasts rigorous scientific evidence showing no efficacy against viruses or cancer with the rise of anecdotal claims and political movements promoting unproven uses. It examines how misinformation eroded public trust in medical institutions and highlights the ongoing tension between scientific validation and "medical freedom."

Topics discussed

Sponsors: PNC Bank and AT&T Business Introduction to Ivermectin and Parasites History of Hookworm in the American South River Blindness and Early Treatments Sponsors: Article, LinkedIn, Squarespace, Indeed Discovery and Nobel Prize for Ivermectin Ivermectin Hype During the COVID-19 Pandemic Clinical Trials and the Placebo Effect Misinformation and Cancer Claims NIH Research and Over-the-Counter Access Credits, Outro, and Final Sponsors
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