Tamsulosin Hydrochloride and Finasteride are generally used for the treatment of prostate enlargement in men. Tamsulosin Hydrochloride is an alpha-blocker drug, the main mechanism of action is that it can make the bladder neck as well as the prostate gland’s smooth muscle tension weakened, so as to improve the symptoms of difficult urination caused by prostate enlargement. Finasteride is a reductase inhibitor, which can inhibit the production of male androgens to improve the symptoms of prostate enlargement. These two drugs are usually used in combination for the treatment of prostate enlargement in men, which can quickly relieve symptoms such as difficulty in urination caused by prostate enlargement. However, both medications have certain side effects that may affect male function or cause other effects, so be sure to use the medication as prescribed by your doctor.