Clinical trial · no report yet · Phase 2
BYLieve
Study Assessing the Efficacy and Safety of Alpelisib Plus Fulvestrant or Letrozole, Based on Prior Endocrine Therapy, in Patients With PIK3CA Mutant, HR+, HER2- Advanced Breast Cancer Who Have Progressed on or After Prior Treatments
- NCT03056755 ↗
- Completed
- Novartis Pharmaceuticals
- 26 commentary sources found
- Standard
We haven't built a report for this trial 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.
Commentary we found
Podcasts, YouTube videos and X posts in our index that name this trial. A report screens them, searches for more and cites what clinicians said when it is built.
| Channel | Found | |
|---|---|---|
| YouTube | 9 | |
| Podcasts | 9 | |
| X threads | 8 |
The trial
ClinicalTrials.gov- Official title
- BYLieve: A Phase II, Multicenter, Open-label, Three-cohort, Non- Comparative Study to Assess the Efficacy and Safety of Alpelisib Plus Fulvestrant or Letrozole in Patients With PIK3CA Mutant, Hormone Receptor (HR) Positive, HER2-negative Advanced Breast Cancer (aBC), Who Have Progressed on or After Prior Treatments
- Phase
- Phase 2
- Status
- Completed
- Conditions
- Breast Cancer
- Interventions
- Alpelisib; Fulvestrant; Letrozole; Goserelin; Leuprolide
- Arms
- Cohort A: Pre-treated with CDK 4/6i + AI · Experimental
- Cohort B: Pre-treated with CDK 4/6i + fulvestrant · Experimental
- Cohort C: Pre-treated with systemic chemotherapy or ET · Experimental
- Enrollment
- 383
- Primary outcomes
- Core Phase: Percentage of Participants Who Were Alive Without Disease Progression at 6 Months
- Sponsor
- Novartis Pharmaceuticals
- Start
- Aug 29, 2017
- Primary completion
- Jun 14, 2021
- Results posted
- Yes
- Registry record
- NCT03056755 · updated Jan 13, 2026
Publications
linked from the registry- Rugo HS, Lerebours F, Ciruelos E, Drullinsky P, Ruiz-Borrego M, Neven P, Park YH, Prat A, Bachelot T, Juric D, Turner N, Sophos N, Zarate JP, Arce C, Shen YM, Turner S, Kanakamedala H, Hsu WC, Chia S. Alpelisib plus fulvestrant in PIK3CA-mutated, hormone receptor-positive advanced breast cancer after a CDK4/6 inhibitor (BYLieve): one cohort of a phase 2, multicentre, open-label, non-comparative study. Lancet Oncol. 2024 Dec;25(12):e629-e638. doi: 10.1016/S1470-2045(24)00673-9. PubMed 39637900
- Borrego MR, Lu YS, Reyes-Cosmelli F, Park YH, Yamashita T, Chiu J, Airoldi M, Turner N, Fein L, Ghaznawi F, Singh J, Pantoja K, Schnell C, Akdere M, Chia S. SGLT2 inhibition improves PI3Kalpha inhibitor-induced hyperglycemia: findings from preclinical animal models and from patients in the BYLieve and SOLAR-1 trials. Breast Cancer Res Treat. 2024 Nov;208(1):111-121. doi: 10.1007/s10549-024-07405-8. Epub 2024 Aug 23. PubMed 39177931
- Rodon J, Demanse D, Rugo HS, Burris HA, Simo R, Farooki A, Wellons MF, Andre F, Hu H, Vuina D, Quadt C, Juric D. A risk analysis of alpelisib-induced hyperglycemia in patients with advanced solid tumors and breast cancer. Breast Cancer Res. 2024 Mar 4;26(1):36. doi: 10.1186/s13058-024-01773-1. PubMed 38439079
- Rugo HS, Lerebours F, Ciruelos E, Drullinsky P, Ruiz-Borrego M, Neven P, Park YH, Prat A, Bachelot T, Juric D, Turner N, Sophos N, Zarate JP, Arce C, Shen YM, Turner S, Kanakamedala H, Hsu WC, Chia S. Alpelisib plus fulvestrant in PIK3CA-mutated, hormone receptor-positive advanced breast cancer after a CDK4/6 inhibitor (BYLieve): one cohort of a phase 2, multicentre, open-label, non-comparative study. Lancet Oncol. 2021 Apr;22(4):489-498. doi: 10.1016/S1470-2045(21)00034-6. PubMed 33794206