Poison ivy, poison oak, and poison sumac are three ... over-the-counter treatments like calamine lotion, hydrocortisone cream, and antihistamines can help alleviate itching and inflammation.

According to the Mayo Clinic, poison ivy rash can be treated at home with cortisone cream, calamine lotion, cool compresses ...

Considering taking supplements to treat poison oak and poison ivy dermatitis? Below is a list of common natural remedies used to treat or reduce the symptoms of poison oak and poison ivy dermatitis.