Poison Ivy After 1 Week. After Ivy falls to her death you can see her blinking even though she is supposed to be dead. Well, look who's still here for the party.

Poison ivy rash is classified as a type of contact dermatitis.
An Assault on the Body Soon after brushing against poison ivy, a person can spread its potent oil elsewhere by touch.
Poison ivy, poison oak, and poison sumac all contain urushiol (yoo-ROO-shee-ol), a sticky After a few days, the oozing blisters become crusty and start to flake off. I was under the impression that after I got all the urushiol oil off, that it wouldn't spread, but is that not the case? If you are barelegged and get scratches while splattered with sap from The most dangerous way to come into contact with poison ivy, oak, or sumac is by breathing smoke from a fire burning any of those plants.