That was such a beautiful walk you took in those woods! Who knew youd come in contact with that part of nature youd rather not touch poison ivy and poison oak. Exposure to these two plants often results in skin breaks out with red, swollen, intensely itching blisters, sometimes followed by oozing or crusting. Hyland's Poison Ivy / Oak Tablets are a traditional homeopathic formula that soothes the pain by stimulating your bodys own healing response.