Capsicum Plaster is a type of plaster (adhesive bandage) that is applied to relieve pain and reduce counteritching in patients. The main ingredient is capsaicin from hot chili peppers. Helps to recover Pain from rheumatoid arthritis (RA), osteoarthritis, psoriasis, shingles and nerve pain due to diabetes (diabetic neuropathy), when applied to the skin in the affected area. The active ingredient in topical preparations of capsicum, capsaicin, is approved by the Food and Drug Administration (FDA) for these uses