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Palbociclib

Phase 2

Cancer of the Colon | Small molecule | Oncology |Amgen Inc.|Last Updated: Mar 10, 2026

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
UNCONTROLLEDDMCBiomarker
Total Trials1
Total Enrollment24
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT03446157Palbociclib and Cetuximab in Metastatic Colorectal CancerPHASE2 COMPLETED 24Mar 23, 2018Jan 26, 2026Mar 10, 20261 United States
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Study Endpoints
Primary Endpoints
Disease Control Rate
4 months

Overall Response Rate (ORR) = CR + PR Per Response Evaluation Criteria In Solid Tumors Criteria (RECIST v1.1) for target lesions and assessed assessed by Positron Emission Tomography (PET)- Computerized tomography (CT) scans. If the subject experienced a Complete Response (CR), the disappearance of all target lesions; Partial Response (PR), \>=30% decrease in the sum of the longest diameter of target lesions; Stable Disease (SD), no response or less response than Partial or Progressive; or Progressive Disease (PD), as a 20% increase in the sum of the longest diameter of target lesions, or a measurable increase in a non-target lesion new lesion.

Secondary Endpoints
Overall Response Rate
4 months (Cycle 5)
Length of Overall Survival
Up to 20 months
Length of Progression Free Survival
Up to 20 months
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Study Design & Arms
AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Open-label, single arm, Phase IIEXPERIMENTALCetuximab and palbociclib
Interventions
NameTypeDescription
CetuximabDRUGLoading dose on day 1 of week 1 of 400 mg/m2 via IV over 2 hours Subsequent doses of 250 mg/m2 via IV over 1 hour weekly for 4 weeks (28 days) in combination with palbociclib
PalbociclibDRUG125 mg taken orally once daily on days 1-21, then 7 days off
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Eligibility Criteria
Age Range18 Years — 99 Years
SexALL
Healthy VolunteersNo
Study Sites1

Inclusion Criteria: 4.1.1 Written informed consent obtained to participate in the study and HIPAA authorization for release of personal health information. 4.1.2 Age ≥ 18 years at the time of consent. 4.1.3 ECOG Performance Status of 0-2 4.1.4 Histologically-confirmed metastatic CRC 4.1.5 Measu...

Countries:United States
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