The CDK4/6 inhibitor abemaciclib is a mainstay of treatment for hormone receptor–positive breast cancer. However, increased venous thromboembolism (VTE) rates in multiple clinical trials resulted in a black‐box warning for… Click to show full abstract
The CDK4/6 inhibitor abemaciclib is a mainstay of treatment for hormone receptor–positive breast cancer. However, increased venous thromboembolism (VTE) rates in multiple clinical trials resulted in a black‐box warning for this agent. Thrombosis rates in unselected real‐world populations receiving abemaciclib remain ill defined.
               
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