Billions of doses of ivermectin taken by a few hundred million people over many decades says that she has no idea what she is talking about.

Where are the millions of dead people who took it? They are not dead.

What is her evidence to back up her claim?

If she has none, then she is just parroting what someone else told her, and she never did any research of her own before blathering her "advice."

"Tell me, miss, why should I not consider you to be a quack?"