Causes of chronic prostatitis: 1: Microbial infection stimulates prostatitis causing edema, hypertrophy, and prostatitis; 2: sedentary, long standing, sexual intercourse to stimulate the prostate caused by local congestion, edema, hypertrophy of the prostate, causing aseptic prostatitis; 3: Middle-aged and elderly degenerative diseases lead to benign prostatic hyperplasia. Prostatitis caused by edema, hypertrophy, hyperplasia, Chinese medicine treatment to retract the prostate to normal size requires a treatment process. The severity of prostatitis is different, and the time of healing is different: 1: Patients with mild symptoms are cured relatively quickly. For example, patients with occasional, mild perineal bulge, patients with difficult urination can eliminate symptoms for 3 months. If normal prostate examination is normal, and the condition is cured. 2: Patients with severe symptoms such as urethral redness, pain, pus, whiteness, frequent urination, urgency, dysuria, hematuria, urinary incontinence, frequent urination, urinary drip, thinning of the urinary tract, they have pain in lumbosacral, hip, perineum, suprapubic area, and abdomen bulge. sometimes radiated to the testicles, groin, inner thigh. premature ejaculation, ejaculation with pain, nocturnal emission, impotence, etc. Patients choose chinese medicine for treatment should need 4 months or 5 months to eliminate this symptoms. The pathological changes of prostatitis are complicated: 1: Prostatic hyperplasia causes long-term obstruction of the lower urinary tract; 2: Since the prostate and seminal vesicle are open to the posterior urethra. they affect each other in ways of inflammation and causes of infection. So the seminal vesiculitis often coincides with prostatitis. 3: Prostatitis and orchitis cause prostate atrophy and testicular atrophy, eventually leading to male infertility. 4: Prostatitis can cause obstruction of seminiferous tube, azoospermia and male infertility. 5: Spermatospermia. Due to the complicated pathological changes of prostatitis, edema, hypertrophy, hyperplasia, tumor, fibrosis, calcification, pus, occlusion, adhesion, etc. The prostate can return to normal. The patient needs 3 months to 6 months. The treatment can achieve the purpose of radical prostatitis.