Poison Ivy Zits. It forms a paste when mixed with water. Poison ivy is a rash caused by exposure to a particular oil.
Poison ivy grows as a shrub or vine in woods, fields, and areas of thick underbrush. How Do You Treat Poison Oak and Poison Ivy? A poison ivy rash also doesn't spread over a person's body.
Touching any part of the poison ivy plant can cause red, swollen skin, blisters and severe itching, sometimes within hours after exposure.
Frequently, the rash takes a linear form (as in the top-left corner of the photo) due to the way the plant sweeps across the skin.
A person must come in contact with a poison ivy plant to develop a skin reaction. It's not a lot but it's there. Whether your itchy rash is from poison ivy, oak, or sumac, you've got plenty of choices to get relief.