Palbociclib CDK (cyclin-dependent kinase) inhibitor  

PD-0332991 - PD0332991 - PD 0332991 - Ibrance - palbociclib      

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Trial Studied trt Control trt patientstagsROB Trial resultprogression or death (progression free survival PFS) death (overall survival)

advanced breast cancer (metastatic)  

PALOMA 3, 2015            NCTpalbociclib + fulvestrantfulvestrant alone2nd line 2nd line HER-2 negative HR positive Low risk of bias conclusive-58%
PALOMA-2, 2016      NCTpalbociclib + letrozoleletrozole alonefirst line 1st line HER-2 negative HR positive postmenopausal Low risk of bias conclusive-42%
PALOMA 1/TRIO-18, 2015      NCTpalbociclib + letrozoleletrozole alone 1st line HER-2 negative HR positive postmenopausal Exploratory suggesting-51%