Usually a day or so: The chemical in the poison ivy plant that causes the problem in many people usually takes a day or two before it fully erupts. Often, people feel something is a little different for a day or two before the itch and rash starts. Once there, it takes about 7-10 days to run its course.New blisters will appear and finally crust over.The rash is not contagious!the source is-clothes, gloves, etc.
Answered 2/14/2019
5.7k views
4 doctors weighed in across 2 answers
A doctor has provided 1 answer
3 doctors weighed in across 3 answers
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question