"Ivermectin was discovered in 1975 and came into medical use in 1981.It is on the World Health Organization's List of Essential Medicines.Ivermectin is FDA-approved as an antiparasitic agent.In 2018, it was the 420th most commonly prescribed medication in the United States, with more than one hundred thousand prescriptions."
Says a lot about this article when they describe Ivermectin as such.
https://en.wikipedia.org/wiki/Ivermectin
"Ivermectin was discovered in 1975 and came into medical use in 1981.It is on the World Health Organization's List of Essential Medicines.Ivermectin is FDA-approved as an antiparasitic agent.In 2018, it was the 420th most commonly prescribed medication in the United States, with more than one hundred thousand prescriptions."
And they just call it a "horse dewormer".