Let's see. Chukkle yours is fine, Gisk yours is fine. Both accepted. 

Prime, I would either like you to sacrifice lethality and make it harder to cure, or make it easier to cure and keep the lethality as a balancing factor. As is it seems a bit potent. Another note is there are very simple Magistra that can dispel most toxins though they take a considerable amount of time and concentration to be effective, like a couple hours of straight up sitting still in one place.