Why can substances causing a disease cure it themselves, but at a much higher potency? How can cure come from the cause itself?

Question

Why can substances causing a disease cure it themselves, but at a much higher potency? How can cure come from the cause itself?

In: Biology

Answer 1

I can’t think of any other examples than vaccines that slightly align with what you’re saying. But they’re not curing the disease, they prevent it by getting your immune system ready for it.