The moment of ejaculation itchy consideration with urethritis, pericarpitis and other factors. 1. Urethritis, clinical urethritis due to urethral mucosal edema, sensitivity increases, in the process of semen discharge may cause stimulation of the urethral orifice, so there may be ejaculation a moment of itchy symptoms. 2. circumcision, some patients appear after circumcision due to the glans area by inflammation stimulation may lead to glans area secretion increase, skin itching, ejaculation process glans again stimulation, may appear itchy symptoms. To summarize, if this symptom occurs only occasionally, generally do not need to worry too much, but if this symptom occurs repeatedly, it is recommended to consult a doctor in time.