Finasteride tablets have no obvious therapeutic effect on prostatitis, and patients with prostatitis should choose appropriate and effective drugs for treatment under the guidance of a doctor. Finasteride tablets are 5α reductase inhibitors, mainly through the inhibition of peripheral testosterone into dihydrotestosterone, so as to achieve the purpose of inhibiting prostate hyperplasia, improve the symptoms of benign prostatic hyperplasia urinary inactivity. Finasteride tablets are used to treat benign prostatic hyperplasia and reduce the risk of acute urinary retention and the need for transurethral resection of the prostate and prostatectomy. Prostatitis is primarily associated with infection by pathogenic bacteria and pathogens rather than high levels of dihydrotestosterone. Patients with prostatitis may experience pain and discomfort in the pelvic region, abnormal urination, sexual dysfunction and other clinical manifestations, which need to be treated by a doctor who chooses the appropriate medication according to the patient’s actual condition. Commonly used are antimicrobials such as ofloxacin and azithromycin, non-steroidal anti-inflammatory drugs such as celecoxib, and for prostate patients in a state of depression and anxiety, drugs such as fluoxetine and diazepam are also used for treatment. Finasteride tablets are not used in the treatment of prostatitis, patients with prostatitis may produce other side effects after use, should follow the doctor’s instructions to use the drug, so as not to treat the ineffective, or even aggravate the condition.