A Study of Samuraciclib and Elacestrant in Participants With Metastatic or Locally Advanced HR+/HER2-negative Breast Cancer

Participation Deadline: 02/27/2026
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Description

This is a multiple cohort study, an initial dose escalation phase is designed to confirm the safe dose of samuraciclib in combination with elacestrant. A Safety Review Committee (SRC) will monitor the safety, tolerability, and PK data during this phase. Once ascertained, an expansion cohort will be opened to explore the efficacy of samuraciclib in combination with elacestrant.