December 2021, Vol 12, No 6

On October 12, 2021, the FDA approved a new indication for the cyclin-dependent kinase 4/6 inhibitor abemaciclib (Verzenio; Eli Lilly), in combination with tamoxifen or an aromatase inhibitor as initial endocrine-based therapy, for the treatment of adult patients with hormone receptor-positive, HER2-negative, node-positive, early breast cancer at high risk for recurrence, and a Ki-67 score ≥20%, as determined by an FDA-approved test.