Many medicines are maintenance drugs not “cures” and this does not make them any less acceptable in modern medicine. If you wanted to keep only the “cures” then diabetics would be very upset, for one thing.
Anyhow, maybe she thinks she is doing her neighbor good by selling this stuff to him/her. I used this stuff briefly and it didn’t cost six grand a month.
She’s selling it to a crooked DRUG STORE. Clearly illegal.