USE OF MEK INHIBITOR IN COMBINATION WITH CDK4/6 INHIBITOR IN PREPARATION OF DRUGS FOR TREATING TUMORS

摘要

Disclosed is the use of an MEK inhibitor in combination with a CDK4/6 inhibitor in the preparation of drugs for treating tumors. Specifically, the MEK inhibitor is selected from a compound as shown in formula (I) or a pharmaceutically acceptable salt thereof, and the CDK4/6 inhibitor is selected from a compound as shown in formula (II) or a pharmaceutically acceptable salt thereof.