page_title: List of antiandrogens
section_title: 5α-Reductase inhibitors
hierarchical_section_title: List of antiandrogens / Androgen synthesis inhibitors / 5α-Reductase inhibitors
context_page_description: This is a list of antiandrogens, or drugs that prevent the effects of androgens like testosterone and dihydrotestosterone. It includes direct antagonists of the androgen receptor, androgen synthesis inhibitors like 5α-reductase inhibitors and CYP17A1 inhibitors, and antigonadotropins like GnRH analogues, estrogens, and progestogens. In addition, it includes both steroidal antiandrogen and nonsteroidal antiandrogen. Only antiandrogens that have been marketed are included in this list.
context_section_description: Alfatradiol
  Dutasteride
  Epristeride
  Finasteride
  Saw palmetto extract
  These drugs selectively inhibit the synthesis of DHT without affecting that of testosterone.
caption: Dutasteride, a 5α-reductase inhibitor and by extension a DHT synthesis inhibitor.