Testing Treatment for Breast Cancer

Phase I/Ib Trial of LSZ102 Single Agent or LSZ102 + LEE011 or LSZ102 + BYL719 in ER+ Breast Cancers

To characterize the safety and tolerability, identify recommended doses and regimens for future studies, pharmacokinetics (PK), pharmacodynamics (PD) and anti-tumor activity of LSZ102 as a single agent and in combination with either LEE011 or BYL719 in adult patients with locally advanced or metastatic ER+ breast cancer who have progressed after endocrine therapy.

Pharmaceutical medication involved
Recruiting patients only

Drug - LSZ102


Drug - LEE011


Drug - BYL719


A Phase I/Ib, Open Label Study of LSZ102 Single Agent and LSZ102 in Combination With Either LEE011 (LSZ102 + LEE011) or BYL719 (LSZ102 + BYL719) in Patients With Advanced or Metastatic ER+ Breast Cancer Who Have Progressed After Endocrine Therapy