Prolonged non-ejaculation, but want to urinate, may be related to prostatitis, seminal vesiculitis and other reproductive system diseases; or urethritis, cystitis and other urinary system infections. 1.Reproductive system diseases: (1) Prostatitis: for example, acute prostatitis, chronic prostatitis, when the condition worsens, it may cause sexual dysfunction, or induce psychological disorders, which affects ejaculation and is accompanied by symptoms such as frequent urination, urgency, and incomplete urination. (2) seminal vesiculitis: usually occurs at the same time with prostatitis, or due to retrograde infection, mainly manifested in frequent urination, urinary urgency, etc., and when serious, it is easy to cause pain in the ejaculation, thus affecting normal ejaculation. 2. Urinary system infection: (1) urethritis: an inflammatory reaction that occurs in the urethra, such as gonococcal and non-gonococcal infections, mainly manifested as frequent urination, painful urination, etc., which can affect normal ejaculation in severe cases. (2) cystitis: an inflammatory lesion of the bladder, manifested by frequent urination, urinary urgency, painful urination, etc.. If the condition is in progressive aggravation, it is easy to cause psychological disorders, which will lead to men not being able to ejaculate normally. If you do not ejaculate for a long time, but have the urge to urinate, there may be other reasons, it is recommended to actively seek medical treatment under the guidance of a professional physician.