Tamsulosin is tamsulosin hydrochloride, finasteride and tamsulosin hydrochloride both have different mechanisms of action, can not compare which is better, should be used in accordance with medical advice. Finasteride can inhibit the conversion of testosterone into the more active dihydrotestosterone, no affinity for androgen receptors, used for the treatment and control of benign prostatic hyperplasia, so that the enlarged prostate shrinkage. Adverse reactions to this product include hypersensitivity reactions, rhabdomyolysis, myopathy, depression, anxiety, palpitations, and elevated liver enzymes. The product is contraindicated in women and children, in those who are allergic to any of the components of the product, and in pregnancy. Tamsulosin hydrochloride relaxes smooth muscle, reduces urethral compression, improves dysuria, reduces prostate pressure, and is used to relieve dysuria due to benign prostatic hyperplasia. Adverse reactions to this product include dizziness, hobbling sensation, decreased blood pressure, increased heart rate, and allergic reactions. The drug is contraindicated in those who are allergic to the drug and those with renal insufficiency. Finasteride and tamsulosin hydrochloride belong to two drugs with different mechanisms of action, it is impossible to compare which one is better, and should be used reasonably under the guidance of a doctor.