1. Otitis media clean the affected ear canal with hydrogen peroxide or normal saline, wipe it dry, aim watermelon cream at the ear canal and spray powder into the affected area, 2 times a day, after 1 week, the pus in the ear canal is significantly reduced, continue to treat for 1 week. 2, chronic simple rhinitis will first discharge the nasal discharge, and then spray a little with Sanjin watermelon cream spray into the nasal cavity. Generally 3 minutes after spraying, nasal congestion symptoms can be alleviated, can be sprayed 3-5 times a day, 15 days for a course of treatment, rest 3 days later, continue the second course of treatment, two courses. 3. Perineal incision infection After the incision pus and catgut were cleared, Sanjin watermelon cream was sprayed on perineal incision infection, 1-2 grams at a time, 3 times a day, 4 days for a course of treatment. Generally, 5-10 minutes after spraying can relieve pain, and the wound heals in 4 days. 4, chronic cervicitis with dry cotton ball wipe cervical erosion surface and vaginal secretions, and then use three gold watermelon cream directly sprayed on cervical erosion surface, to completely cover the erosion surface for the degree, once every 2 days. Stop menstruation and 3 days before and after menstruation, and prohibit sitbath and sexual life during treatment, 7-10 consecutive times can be cured.