Cyclin-dependent kinase 4/6 inhibitor-associated pulmonary toxicity: a disproportionality analysis from 2015 to 2023 based on the FAERS database

Abemaciclib was most strongly associated with pneumonitis and pulmonary thrombosis. Ribociclib was most strongly associated with pulmonary edema. The correlation with pulmonary toxicity was, in descending order, abemaciclib, ribociclib, and palbociclib.