IVY-DRY SOAP Quickly washes away the itch from Poison-Ivy, Oak and Sumac Simpler to use and less expensive than the competition. One of the main problems when treating poison ivy is reoccurrences or reinfections and most times this is caused by not completely removing the Urushiol (the toxin that capoison ivy) from your skin or your environs. Creams and Scrubs work on small areas, but Ivy Dry Soap is made to treat larger areas and as a total body wash. You can even use the soap to wash your clothes, pets and tools. The goal is to remove Urushiol from your body and your surrounding as quickly as possible. IVY-DRY? SOAP contains the same technology and.