Wet inside the ear especially itchy can be fungal otitis externa, eczema of the external auditory canal, chronic diffuse otitis externa and other causes, feasible general treatment, medication to alleviate. 1. Fungal otitis externa: Anti-fungal drugs can be applied for local treatment, including terbinafine hydrochloride spray, tretinoin econazole cream and so on. In addition, avoid pulling out the ear, avoid water, and prohibit drinking alcohol. 2. Eczema of the external auditory canal: in the acute stage, boric acid solution can be used in the early stage of wet compresses, such as scabbing and applying glycerin lotion to stop itching. Chronic eczema, can apply zinc oxide ointment and other medications. 3. Chronic diffuse otitis externa: available urea acetate tretinoin ointment coated, remove secretions or scabs before use, systemic supplemented with vitamin A treatment; active treatment of infected foci such as suppurative otitis media; strengthen the systemic diagnosis and treatment of certain diseases such as anemia, vitamin deficiencies, endocrine disorders and diabetes mellitus. It is recommended that patients go to regular hospitals to check the condition and cause of the disease, and follow the doctor’s instructions to standardize the use of medication and treatment after a clear diagnosis.