Abemaciclib and Endocrine Therapy in Older Patients With Breast Cancer.
This phase IIa trial studies the side effects of abemaciclib monotherapy in treating patients age 70 years and older with hormone receptor positive, HER2 negative breast cancer that has spread to other places in the body.
Documented informed consent of the participant [+23]
Major surgery within 14 days prior to receiving study drug or has not recovered... [+14]