https://web.archive.org/web/20220202042136/https://www.fda.gov/animal-veterinary/product-safety-information/faq-covid-19-and-ivermectin-intended-animals https:/

https://web.archive.org/web/20220202042136/https://www.fda.gov/animal-veterinary/product-safety-information/faq-covid-19-and-ivermectin-intended-animals https://web.archive.org/web/20220202042136/https://www.fda.g... https://www.tga.gov.au/safety/safety-monitoring-and-information/safety-alerts/continuing-imports-counterfeit-ivermectin https://www.tga.gov.au/safety/safety-monitoring-and-informat... Did some further reading, and it seems likely that the shortages were at least partially created by a boom in demand and crackdown on counterfeit ivermectin products. It's hard for me to see this as a partisan issue when everyone involved was just doing the best they could under fog-of-war conditions.