Thunder God Vine is used in traditional Chinese medicine. Commonly used for: inflammation, autoimmune diseases, excessive menstrual periods, arthritis, multiple sclerosis and lupus. Warnings: Can cause severe side effects and be poisonous if not carefully extracted from the skinned root. Other parts of the plant-including the leaves, flowers, and skin of the root-are highly poisonous and can cause death. Possible Side Effects: Diarrhea, upset stomach, hair loss, headache, menstrual changes, skin rash Other Side Effects:can decrease bone mineral density in women who take the herb for five years or longer. Women who have osteoporosis should avoid, decreases sperm count and can be associated with male infertility