Enzalutamide is an androgen receptor (AR) inhibitor for the treatment of castration-resistant prostate cancer (CRPC), both metastatic and non-metastatic. It is a second-generation antiandrogen agent that the FDA approved on August 31, 2012. Although androgen deprivation therapy (ADT) is the first-line treatment of prostate cancer and remission can be achieved, arising resistance is inevitable, becoming castration-resistant prostate cancer. Until recently, docetaxel is the only treatment available for metastatic CRPC; however, AR inhibitors have been developed for more targeted therapy, although first-generation AR inhibitors like bicalutamide did not substantially increase the survival rate. Second-generation such as enzalutamide is more efficacious due to a higher affinity to AR and no partial agonist activity compared to bicalutamide.
Due to a favorable pharmacological profile, a phase 1 study of enzalutamide was initiated in July 2007. Compared to the average time of 10 to 15 years for a drug to go from pre-clinical to clinical studies, enzalutamide was developed relatively rapidly.
Enzalutamide is indicated for the treatment of castration-resistant prostate cancer and metastatic castration-sensitive prostate cancer (mCRPC). It is also used in combination with talazoparib for the treatment of adult patients with HRR gene-mutated mCRPC.
Medical Ethics Committee of Hunan Cancer Hospital, Changsha, China
Univ of Alabama at Birmingham; UAB Comprehensive Cancer Ctr, Birmingham, Alabama, United States
HonorHealth Research Institute - Pima - Virginia G. Piper Cancer Care Network, Scottsdale, Arizona, United States
University of Arkansas for Medical Sciences; Winthrop Rockefeller Cancer Institute, Little Rock, Arkansas, United States
VA Portland Healthcare System, Portland, Oregon, United States
Roswell Park Cancer Institute, Buffalo, New York, United States
Roswell Park Cancer Institute, Buffalo, New York, United States
Centre for Neuroimaging Sciences, King's College, London, United Kingdom
Instituto do Câncer do Estado de São Paulo, São Paulo, SP, Brazil
Dana Farber Cancer Institute, Boston, Massachusetts, United States
The Sarah Cannon Research Institute / Tennessee Oncology, PLLC, Nashville, Tennessee, United States
Tennessee Oncology, PLLC, Nashville, Tennessee, United States
University Of Chicago Medicine Comprehensive Cancer Center, Chicago, Illinois, United States
Site IN00003, Nashik, India
Site IN00002, Ahmedabad, India
Site IN00008, Kolkata, India
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