Ability to swallow entrectinib intact Subjects must be able to swallow whole capsule. Ability to swallow the study drug as a whole tablet Participant is able to swallow a tablet whole Ability to swallow the study drugs Ability to swallow the study drug as a whole tablet. Patient must be able to swallow capsule or tablet Able to swallow study drugs whole as a tablet/capsule. Must be able to swallow ribociclib (LEE-011) tablet/capsule Patient must be able to swallow tablet or have existing gastrostomy feeding tube to enable administration of tablet Able to swallow the study drugs whole Able to swallow the study drugs whole as a tablet Able to swallow study drugs whole as a tablet/capsule Patients who are not able to swallow the lenalidomide capsule as a whole are excluded from this study; (capsule cannot be opened, chewed, or crushed) Capacity to swallow Willingness and ability to swallow study drugs Patients must be able to swallow whole capsule Patient must be able to swallow capsule or tablet Patients must have the ability to swallow the study drug whole as a tablet or capsule Ability to swallow liquids Able to swallow the study drugs whole. Ability to swallow the study drugs whole. Patients who are not able to swallow the lenalidomide capsule as a whole are excluded from this study (capsule cannot be opened, chewed, or crushed) Unable to swallow a whole tablet or capsule. Ability to swallow study drug whole as a capsule Ability to swallow the study drugs Able to swallow thin liquids Subjects that are unable to swallow a tablet/pill for any reason Subjects that are unable to swallow a tablet/pill Patient is able to swallow a capsule