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From bench to bedside: bipolar androgen therapy in a pilot clinical study
1Department of Radiation Oncology, Massachusetts General Hospital, Harvard Medical School, Boston, MA, USA.
Asian Journal of Andrology
|March 28, 2015
Summary
Prostate cancer treatment faces challenges as most patients develop resistance to androgen deprivation therapy (ADT) and even advanced drugs like abiraterone and enzalutamide show limited long-term efficacy.
Area of Science:
- Oncology
- Urology
Background:
- Prostate cancer is a major cause of cancer mortality globally.
- Androgen deprivation therapy (ADT) has been a cornerstone treatment for advanced prostate cancer since 1941.
- Resistance to current treatments, including novel agents, remains a significant clinical challenge.
Purpose of the Study:
- To review the current landscape of prostate cancer treatment.
- To highlight the limitations of existing therapies, particularly in advanced and castration-resistant stages.
- To underscore the need for more effective treatment strategies.
Main Methods:
- Literature review of established and emerging prostate cancer therapies.
- Analysis of treatment efficacy and resistance patterns in advanced and castration-resistant prostate cancer (CRPC).
- Examination of current first-line and second-line treatment options.
Main Results:
- Initial response to ADT (e.g., leuprolide, degarelix) or androgen receptor (AR) agents (e.g., bicalutamide) is common.
- Most patients eventually progress to castration-resistant prostate cancer (CRPC).
- Next-generation agents like abiraterone and enzalutamide demonstrate limited persistent efficacy in CRPC.
Conclusions:
- Despite therapeutic advancements, persistent efficacy remains a challenge in advanced prostate cancer.
- The development of resistance to both standard ADT and novel agents necessitates further research.
- Novel therapeutic strategies are crucial to overcome treatment resistance in CRPC.
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