Patient's question:
About a week. Itchy outside; worse at nightDoctor's answer:
Available options: Soak in a 1:5000 potassium permanganate solution or a 4% boric acid solution, 2-3 times daily. Alternatively, you can use traditional Chinese medicine to relieve itching, such as: Oldenlandia, Sophora flavescens, Cnidium monnieri, Poria cocos, etc., decocted in water to wash the external genital area.