NCT03377101 2018-08-14Fulvestrant and Palbociclib With or Without Copanlisib in Treating Patients With Hormone Receptor Positive, HER2 Negative, Stage IV Breast CancerNational Cancer Institute (NCI)Phase 2 Withdrawn
NCT03123744 2018-06-21Histology-Independent Study of Palbociclib in Patients With Advanced CancerUniversity of California, San DiegoPhase 2 Withdrawn