Anal drug treatment of prostate is one of the commonly used clinical urology methods to treat prostate, mostly using suppositories, such as prostate pessary, wild chrysanthemum pessary and so on. Patients are required to use the drug at night, every night after emptying the bowels of the drug into the anus, preferably into the deeper, sleep and rest, can reduce the discomfort of the anus as well as to prevent leakage of the drug, to give full play to the efficacy of the drug. The prostate gland is located in the male pelvis, in front of the rectum, the anus to give drugs can be directly absorbed through the rectal mucosa, is conducive to the drug into the prostate gland, improve the efficacy of the drug, can reduce the symptoms of some people take the drug after the stomach upset.