Poison ivy can be found in every state in the US and in all varying climates. The plant is identifiable as having three ...

Numerous people tend to develop an itchy rash after coming into contact with poison ivy, which is a plant that contains an oil called urushiol. This oil resides in the leaves, stems, and roots of ...

Poison ivy, poison oak, and poison sumac are three ... These plants contain urushiol, a potent oil that causes allergic reactions in about 85% of people who come into contact with it.

Poison ivy contains an oil called urushiol, which causes a red, itchy rash when it transfers to the skin. Every part of the plant contains this oil, from the roots to the stem to the leaves ...

A person may also consider taking an oral antihistamine. This medication can help calm the immune system response to the poison ivy oil and reduce some of the swelling and itchiness. If a rash ...