ED refers to penile erectile dysfunction, in the treatment of the first to clarify what causes ED, for the cause of the fundamental treatment. For example, sometimes it is a systemic disease, like diabetes, renal insufficiency and associated ED, must be treated to stabilize the underlying disease. Sometimes diuretics, antihypertensive drugs or drugs for heart disease, etc., a variety of drugs caused by the ED, if necessary, should be suspended drugs first, change the poor lifestyle, such as smoking or drinking alcohol. In addition to removing the causes of ED, comprehensive treatment can be provided for ED itself, including psychiatric and psychological support as well as specific medication and, if necessary, surgical treatment.