Wegovy- semaglutide- is approved for weight loss "in adults with obesity or overweight with at least one weight-related condition (such as high blood pressure, type 2 diabetes, or high cholesterol)":
Ivermectin did feasibly improve covid outcomes, but only in places where worms were common, which is not the US.
So it's true that people like the one you are responding to are ignorant and can't really understand nuance and that they are also wrong for their lack of trust in institutions, but institutions also failed to communicate to those ignorant people and that is a problem all of it's own.
Very fun science read that I hope humbles you a little: