24
Participants
Start Date
June 17, 2020
Primary Completion Date
June 22, 2023
Study Completion Date
August 14, 2026
Abemaciclib
Given PO
Biopsy Procedure
Undergo tissue biopsy
Biospecimen Collection
Undergo blood sample collection
Copanlisib Hydrochloride
Given IV
Diagnostic Imaging Testing
Undergo imaging
Echocardiography Test
Undergo ECHO
Fulvestrant
Given IM
Multigated Acquisition Scan
Undergo MUGA
Bellevue Hospital Center, New York
Laura and Isaac Perlmutter Cancer Center at NYU Langone, New York
Wake Forest University at Clemmons, Clemmons
Wake Forest University Health Sciences, Winston-Salem
University of Alabama at Birmingham Cancer Center, Birmingham
University of Kentucky/Markey Cancer Center, Lexington
Ohio State University Comprehensive Cancer Center, Columbus
Washington University School of Medicine, St Louis
Siteman Cancer Center-South County, St Louis
Siteman Cancer Center at Christian Hospital, St Louis
Siteman Cancer Center at West County Hospital, Creve Coeur
Siteman Cancer Center at Saint Peters Hospital, City of Saint Peters
UC Irvine Health Cancer Center-Newport, Costa Mesa
UC Irvine Health/Chao Family Comprehensive Cancer Center, Orange
National Cancer Institute (NCI)
NIH