soap and water however, time is of great importance as 50% of urushiol can be absorbed by the skin in 10 minutes once absorbed by the skin attempting . poison ivy can cause an itchy, mild to severe rash on the surface of your skin upon exposure. flickrcom/ photos/ vilseskogen/ 5996576130. mild poison oak rash reaction to poison ivy. aloe vera beats the burn. banana peel cools the itch. poison ivy soap – a lifesaver!. calamine, aveeno, lanacaine, ivydry. stinging nettle rash . young jewelweed sprouting.And treat donut let wreck your nature walk! homeschool post donut poison ivy plant rash let poison ivy wreck your nature walk!