CDK4/6 inhibitors are oral targeted drugs used to slow tumor proliferation in high-risk breast cancers.

“there's a very exciting new class of drugs called cdk46 Inhibitors which are oral medicines given for a couple of years now they are targeted drugs that again slow slow down the proliferation of tumors and for very high-risk cancers we're now looking at using them in addition to all the other kinds of medicines that we're talking about”