Objetive: To determine efficacy and safety of capsaicin 0,075% topical therapy in the treatment of pruritus due to eosinophilic folliculitis in HIV patients with lymphocyte count CD4 (+) <250 x mm3. Design: Randomized clinical trial, double blind study. Setting: Infectious and Tropical Diseases Service and Dermatology Service, Hospital Nacional Dos de Mayo, Lima, Peru. Participants: Patients with VIH-associated eosinophilic folliculitis. Interventions: Forty patients with HIV-associated eosinophilic folliculitis were randomly distributed in two groups: group 1 included 20 patients that received sample 1 and group 2, 20 patients that received sample 2. Patients received capsaicin 0,075% and menthol 1% treatments (marked as sample 1 and sample 2). Instructions on topical use each 6 hours were given to patients. Visits were programmed to evaluate efficacy and monitor adverse events by st...