Dutasteride (DTS)

Dutasteride is a dual 5-α reductase inhibitor that inhibits conversion of testosterone to dihydrotestosterone (DHT). Used for benign prostatic hyperplasia; however, it increases the risk of erectile dysfunction and decreased sexual desire. Dutasteride useful for the symptoms of benign prostatic hyperplasia (BPH); colloquially known as an "enlarged prostate".

In those who are being regularly screened 5-alpha-reductase inhibitor (finasteride and dutasteride) reduce the overall risk of being diagnosed with prostate cancer however there is insufficient data to determine if they have an effect on the risk of death and may increase the chance of more serious cases. Dutasteride belongs to a class of drugs called 5-alpha-reductase inhibitors, which block the action of the 5-alpha-reductase enzymes that convert testosterone into dihydrotestosterone (DHT).