Prostate examination generally do not need to fasting, but need to hold urine, the specific circumstances need to be judged under the guidance of the doctor. Prostate examination is mainly used to check prostate hyperplasia, prostatitis, prostate stones, prostate cysts and other diseases; generally do not need to carry out a fasting test, but need to hold urine, urine routine examination; but if the patient is carried out when the prostate fluid examination, also do not need to hold urine, need to carry out the semen bacterial culture. Before checking the prostate, men should pay attention to the recent avoidance of sex, masturbation, etc.; avoid eating too spicy, stimulating food, prohibit smoking, drinking and so on. It is recommended that patients go to regular hospitals for prostate examination, if there is any abnormality, timely consultation and treatment, and strive for early recovery.