research Cyclin-Dependent Kinase 4/6 Inhibitors and Dermatologic Adverse Events: Results from the EADV Task Force “Dermatology for Cancer Patients” International Study
In this multicentric retrospective study, researchers reported that cutaneous adverse events were common among advanced breast cancer patients treated with cyclin-dependent kinase inhibitors (CDK4/6i), generally mild, and manageable with topical treatments, though in some cases, they led to treatment discontinuation.

