Itchy running water in the ear may be eczema of the ear, chronic otitis externa or fungal disease of the external auditory canal, etc. Different medications need to be applied for different diseases. 1. Eczema of the external auditory canal:Commonly used medications for eczema of the ear include loratadine and cetirizine to reduce allergic reactions, and you can also use glycerine lotion to apply and aluminum acetate solution for rinsing. 2. Chronic otitis externa: chronic otitis externa can use hydrocortisone, betamethasone to reduce local symptoms and itching. 3. Otitis externa fungal disease: water in the external auditory canal, accumulation of secretions or long-term use of antibiotics, easy to lead to otitis externa fungal disease, manifested in the external auditory canal discomfort and itching and a small amount of secretion outflow. Can the external ear canal dirt. When the ear itching and running water, we should clarify the cause of the disease in time, and choose the appropriate treatment, and follow the doctor’s instructions for medication.