Safety and Efficacy Study of Enzalutamide in Patients With Nonmetastatic Castration-Resistant Prostate Cancer
Summary
The purpose of this study is to assess the safety and efficacy of enzalutamide in patients with non metastatic prostate cancer.
Timeline
- Start
- 2013-10-31
- Primary completion
- 2017-06-28
- Completion
- 2025-11-28
Outcome
Met primary endpoint
registry MEDIAN Enzalutamide 160 mg: 36.6 (33.1 to NA) months NCT02003924 ↗
registry analysis (superiority test); Enzalutamide 160 mg vs Placebo; p <0.0001; Hazard Ratio (HR) 0.292 (95% CI 0.241 to 0.352) NCT02003924 ↗
release “In the PROSPER trial, treatment with enzalutamide plus ADT delayed the development of metastases compared to standard of care ADT alone” astellas.com ↗
release “met its primary endpoint of improved metastasis-free survival (MFS)” astellas.com ↗
release “The PROSPER trial evaluated XTANDI plus androgen deprivation therapy (ADT) versus ADT alone in 1,401 patients with non-metastatic CRPC. The study met its primary endpoint” astellas.com ↗
release “PROSPER trial, which demonstrated that the use of XTANDI plus androgen deprivation therapy (ADT) significantly reduced the risk of developing metastasis or death” astellas.com ↗
release “PROSPER met its primary endpoint of metastasis-free survival (MFS), with a median MFS of 36.6 months for men who received enzalutamide plus ADT” astellas.com ↗
Publications
- 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.
- Huang L, He W, Guo Y. From Androgen Deprivation to Precision Therapy: A Bibliometric Review of Global Research Trends (2008-2023). Am J Mens Health. 2025 May-Jun;19(3):15579883251346819. doi: 10.1177/15579883251346819. Epub 2025 Jun 20.
- Hussain M, Sternberg CN, Efstathiou E, Fizazi K, Shen Q, Lin X, Sugg J, Steinberg J, Noerby B, De Giorgi U, Shore ND, Saad F. Nadir Prostate-specific Antigen as an Independent Predictor of Survival Outcomes: A Post Hoc Analysis of the PROSPER Randomized Clinical Trial. J Urol. 2023 Mar;209(3):532-539. doi: 10.1097/JU.0000000000003084. Epub 2023 Feb 9.
- De Giorgi U, Hussain M, Shore N, Fizazi K, Tombal B, Penson D, Saad F, Efstathiou E, Madziarska K, Steinberg J, Sugg J, Lin X, Shen Q, Sternberg CN. Which traits affect how long patients with advanced prostate cancer live when treated with enzalutamide? Future Oncol. 2022 Nov;18(35):3867-3874. doi: 10.2217/fon-2022-0661. Epub 2022 Oct 13.
- 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.
- Joshua AM, Armstrong A, Crumbaker M, Scher HI, de Bono J, Tombal B, Hussain M, Sternberg CN, Gillessen S, Carles J, Fizazi K, Lin P, Duggan W, Sugg J, Russell D, Beer TM. Statin and metformin use and outcomes in patients with castration-resistant prostate cancer treated with enzalutamide: A meta-analysis of AFFIRM, PREVAIL and PROSPER. Eur J Cancer. 2022 Jul;170:285-295. doi: 10.1016/j.ejca.2022.04.005. Epub 2022 May 26.
- De Giorgi U, Hussain M, Shore N, Fizazi K, Tombal B, Penson D, Saad F, Efstathiou E, Madziarska K, Steinberg J, Sugg J, Lin X, Shen Q, Sternberg CN. Consistent survival benefit of enzalutamide plus androgen deprivation therapy in men with nonmetastatic castration-resistant prostate cancer: PROSPER subgroup analysis by age and region. Eur J Cancer. 2021 Dec;159:237-246. doi: 10.1016/j.ejca.2021.10.015. Epub 2021 Nov 14.
- Saad F, Sternberg CN, Efstathiou E, Fizazi K, Modelska K, Lin X, Sugg J, Steinberg J, Noerby B, Shore ND, Hussain M. Prostate-specific Antigen Progression in Enzalutamide-treated Men with Nonmetastatic Castration-resistant Prostate Cancer: Any Rise in Prostate-specific Antigen May Require Closer Monitoring. Eur Urol. 2020 Dec;78(6):847-853. doi: 10.1016/j.eururo.2020.08.025. Epub 2020 Oct 1.
- Sternberg CN, Fizazi K, Saad F, Shore ND, De Giorgi U, Penson DF, Ferreira U, Efstathiou E, Madziarska K, Kolinsky MP, Cubero DIG, Noerby B, Zohren F, Lin X, Modelska K, Sugg J, Steinberg J, Hussain M; PROSPER Investigators. Enzalutamide and Survival in Nonmetastatic, Castration-Resistant Prostate Cancer. N Engl J Med. 2020 Jun 4;382(23):2197-2206. doi: 10.1056/NEJMoa2003892. Epub 2020 May 29.
- Tombal B, Saad F, Penson D, Hussain M, Sternberg CN, Morlock R, Ramaswamy K, Ivanescu C, Attard G. Patient-reported outcomes following enzalutamide or placebo in men with non-metastatic, castration-resistant prostate cancer (PROSPER): a multicentre, randomised, double-blind, phase 3 trial. Lancet Oncol. 2019 Apr;20(4):556-569. doi: 10.1016/S1470-2045(18)30898-2. Epub 2019 Feb 12.
- Hussain M, Fizazi K, Saad F, Rathenborg P, Shore N, Ferreira U, Ivashchenko P, Demirhan E, Modelska K, Phung D, Krivoshik A, Sternberg CN. Enzalutamide in Men with Nonmetastatic, Castration-Resistant Prostate Cancer. N Engl J Med. 2018 Jun 28;378(26):2465-2474. doi: 10.1056/NEJMoa1800536.
Drugs
| Evaluation | Drug | Modality | Dose | Route |
|---|---|---|---|---|
| Subject | Enzalutamide | Other / unclassified | 160 mg | Oral |