Cutis
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Twenty-four patients with notalgia paresthetica were treated with topical capsaicin (Zostrix) in a concentration of 0.025 percent for four months. In approximately 70 percent of the patients who remained in the study, relief of pruritus was achieved up to the 90 percent level. ⋯ The history, causes, and prevalence of the condition are reviewed. This treatment is the first described that is relatively effective.