Prolix is the trade name and its generic name is Finasteride Tablets. Finasteride tablets are used to treat and control the symptoms associated with benign prostatic hyperplasia; they are also used to reduce the risk of acute urinary retention, prostatectomy, and transurethral resection of the prostate. The medication works by inhibiting the enzyme 5a-reductase, which causes the hyperplastic prostate to shrink. Adverse reactions such as decreased libido, impotence, ejaculatory disorders, rash, and breast discomfort may occur after using the drug. Blood PSA tests may be affected by taking the drug. Patients with severe decreased urine flow and large amounts of residual urine should be closely monitored for urinary tract obstructive disorders after administration of the drug. The drug is contraindicated in people who are allergic to it, women and children. If you need to use the drug patients, please under the guidance of the doctor strictly follow the medical advice to take medication, do not self-medication.