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Clinical trial · no report yet · Phase 3
ARCHES
A Study of Enzalutamide Plus Androgen Deprivation Therapy (ADT) Versus Placebo Plus ADT in Patients With Metastatic Hormone Sensitive Prostate Cancer (mHSPC)
- NCT02677896 ↗
- Completed
- Astellas Pharma Global Development, Inc.
- Focused
We haven't built an HCP commentary report on ARCHES yet. This page shows the registry record and the public commentary we found that names the trial. A report reads that commentary and sets out what clinicians said about the trial, each point linked to its source. How reports are made.
Indexed commentary on ARCHES so far
Podcasts, YouTube videos and X posts we have indexed that name the trial. It is where a report starts, not where it ends: the build searches for more, so finished reports usually cover more than this.
| Channel | Indexed | |
|---|---|---|
| X threads | 3 |
The trial
ClinicalTrials.gov- Official title
- A Multinational, Phase 3, Randomized, Double-blind, Placebo-controlled Efficacy and Safety Study of Enzalutamide Plus Androgen Deprivation Therapy (ADT) Versus Placebo Plus ADT in Patients With Metastatic Hormone Sensitive Prostate Cancer (mHSPC)
- Phase
- Phase 3
- Status
- Completed
- Conditions
- Metastatic Hormone Sensitive Prostate Cancer
- Interventions
- Enzalutamide; Placebo
- Arms
- Enzalutamide + Androgen Deprivation Therapy (ADT) · Experimental
- Placebo + Androgen Deprivation Therapy (ADT) · Placebo comparator
- Placebo followed by Enzalutamide · Experimental
- Enrollment
- 1,150
- Primary outcomes
- Radiographic Progression-Free Survival (rPFS) Based on Independent Central Review (ICR) of Bone Scan According to Prostate Cancer Clinical Trials Working Group 2 (PCWG2) Criteria
- rPFS Based on ICR of Bone Scan According to Protocol Assessment Criteria
- Sponsor
- Astellas Pharma Global Development, Inc. with Medivation LLC, a wholly owned subsidiary of Pfizer Inc.
- Start
- Mar 9, 2016
- Primary completion
- Oct 14, 2018
- Results posted
- Yes
- Registry record
- NCT02677896 · updated Oct 24, 2025
Publications
linked from the registry- Armstrong AJ, Szmulewitz RZ, Petrylak DP, Holzbeierlein J, Villers A, Azad A, Alcaraz A, Alekseev B, Iguchi T, Shore ND, Rosbrook B, Sugg J, Baron B, Chen L, Stenzl A. ARCHES: A Randomized, Phase III Study of Androgen Deprivation Therapy With Enzalutamide or Placebo in Men With Metastatic Hormone-Sensitive Prostate Cancer. J Clin Oncol. 2019 Nov 10;37(32):2974-2986. doi: 10.1200/JCO.19.00799. Epub 2019 Jul 22. PubMed 31329516
- Armstrong AJ, Azad AA, Iguchi T, Stenzl A, Mottet N, Russell D, Rosales M, Haas GP, Saad F, Hussain M, Sternberg CN. Radiographic Progression With and Without Prostate-Specific Antigen Rise in Patients With Advanced Prostate Cancer Treated With Enzalutamide. J Clin Oncol. 2026 May 10;44(14):1309-1322. doi: 10.1200/JCO-24-02829. Epub 2026 Mar 27. PubMed 41894648
- Azad AA, Petrylak DP, Iguchi T, Shore ND, Villers A, Gomez-Veiga F, Alcaraz A, Alekseev B, Szmulewitz RZ, Holzbeierlein J, Rosbrook B, Ma J, Zohren F, El-Chaar NN, Haas GP, Stenzl A, Armstrong AJ. Enzalutamide and Prostate-Specific Antigen Levels in Metastatic Prostate Cancer: A Secondary Analysis of the ARCHES Randomized Clinical Trial. JAMA Netw Open. 2025 May 1;8(5):e258751. doi: 10.1001/jamanetworkopen.2025.8751. PubMed 40332939
- Armstrong AJ, Azad AA, Conduit C, Haas GP, Bland C, Davis ID. Enzalutamide in metastatic hormone-sensitive prostate cancer: A plain language summary of the ARCHES and ENZAMET follow-up studies. Future Oncol. 2025 Jan;21(1):15-24. doi: 10.1080/14796694.2024.2408101. Epub 2024 Oct 15. PubMed 39404227
- Armstrong AJ, Iguchi T, Azad AA, Villers A, Alekseev B, Petrylak DP, Szmulewitz RZ, Alcaraz A, Shore ND, Holzbeierlein J, Gomez-Veiga F, Rosbrook B, Zohren F, Haas GP, Gourgiotti G, El-Chaar N, Stenzl A. The Efficacy of Enzalutamide plus Androgen Deprivation Therapy in Oligometastatic Hormone-sensitive Prostate Cancer: A Post Hoc Analysis of ARCHES. Eur Urol. 2023 Aug;84(2):229-241. doi: 10.1016/j.eururo.2023.04.002. Epub 2023 May 12. PubMed 37179240
- Cella D, Ganguli A, Turnbull J, Rohay J, Morlock R. US Population Reference Values for Health-Related Quality of Life Questionnaires Based on Demographics of Patients with Prostate Cancer. Adv Ther. 2022 Aug;39(8):3696-3710. doi: 10.1007/s12325-022-02204-3. Epub 2022 Jun 22. PubMed 35731340
- Armstrong AJ, Azad AA, Iguchi T, Szmulewitz RZ, Petrylak DP, Holzbeierlein J, Villers A, Alcaraz A, Alekseev B, Shore ND, Gomez-Veiga F, Rosbrook B, Zohren F, Yamada S, Haas GP, Stenzl A. Improved Survival With Enzalutamide in Patients With Metastatic Hormone-Sensitive Prostate Cancer. J Clin Oncol. 2022 May 20;40(15):1616-1622. doi: 10.1200/JCO.22.00193. Epub 2022 Apr 14. PubMed 35420921
- Stenzl A, Dunshee C, De Giorgi U, Alekseev B, Iguchi T, Szmulewitz RZ, Flaig TW, Tombal B, Morlock R, Ivanescu C, Ramaswamy K, Saad F, Armstrong AJ. Effect of Enzalutamide plus Androgen Deprivation Therapy on Health-related Quality of Life in Patients with Metastatic Hormone-sensitive Prostate Cancer: An Analysis of the ARCHES Randomised, Placebo-controlled, Phase 3 Study. Eur Urol. 2020 Oct;78(4):603-614. doi: 10.1016/j.eururo.2020.03.019. Epub 2020 Apr 23. PubMed 32336645