A large prostate may be caused by prostatitis, prostate enlargement, prostate cancer and other causes. Patients can take medication as prescribed by the doctor, or they can be treated with surgery or radiation therapy. 1. Prostatitis: Prostatitis can lead to pelvic congestion and an increase in the size of the prostate. Some patients with prostatitis can be treated with third-generation cephalosporins, such as cefotaxime; or quinolone antimicrobials, such as levofloxacin; and alpha-blockers, such as tamsulosin. However, due to the different prostatitis treatments, the specifics of how to use the medication should follow the doctor’s instructions. 2. Prostatic hyperplasia: If the symptoms are mild and there are no complications, you can take oral medication, such as tamsulosin, alfuzosin, finasteride, etc. The main effect is to reduce the number of times the patient urinates. The main effect is to reduce the number of times the patient urinates and improve the symptoms of frequent urination. 3. Prostate Cancer: For those who have good general condition in early stage, radical prostatectomy is needed. If the prostate cancer is in the middle or late stage, the general condition is not good, and those who can not tolerate the operation need to follow the doctor’s instruction to carry out radiation therapy. Patients with symptoms of prostate cancer need to go to regular hospitals as soon as possible for relevant examinations to clarify the cause of the disease, and then listen to the doctor’s advice to take the correct treatment.