How does Dutasteride work?

Benign prostatic hyperplasia is a result of dihydrotestosterone (DHT), which itself is a derivative of testosterone. The effects of 5-alpha reductase enzyme convert Testosterone into DHT. Dutasteride block 5-alpha reductase enzymes hence helps in the treatment. The FDA approved this drug because of successful and consecutive clinical trials. If the patient is looking for more and detailed information about Dutasteride then the FAQ page, online discussions and forums can be followed. The patient may read about the controversies of this drug in the forums. Clinical trials about baldness in male, due to to this medication are still under processed hence GSK has not yet filed any application with FDA for its approval on this side.