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PLD, cyclophosphamide, trastuzumab, paclitaxel

Phase 2

Breast Neoplasm | Small molecule | Oncology |Merck & Company, Inc.|Last Updated: Jun 7, 2017

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
RandomizedACTIVE_CONTROLLEDBiomarker
Total Trials1
Total Enrollment181
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT00550771Phase II Trial to Compare the Safety of Two Chemotherapy Plus Trastuzumab Regimens as Adjuvant Therapy for HER2-positive Breast Cancer (Study P05048)PHASE2 COMPLETED 181Jul 16, 2007Aug 23, 2010Jun 7, 2017 -
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Study Endpoints
Primary Endpoints
Number of Participants Who Experienced Cardiac Events (Level 1 or 2), or Inability to Administer Trastuzumab Either During the 8 Cycles of Chemotherapy or According to Package Insert for a Total Duration of 1 Year
8 cycles of chemotherapy and subsequently one year of planned trastuzumab treatment

Cardiac events defined as: Level 1: Cardiac death due to heart failure (HF), myocardial infarction or arrhythmia, or probable cardiac death defined as sudden, unexpected death within 24 hours of a definite or probable cardiac event, or severe symptomatic HF, concomitant with a left ventricular ejection fraction (LVEF) drop of \>10 percentage points from baseline and to ≤50% LVEF Level 2: Asymptomatic systolic dysfunction or mildly symptomatic HF concomitant with an LVEF drop of \>10 percentage points from baseline and to \<50% LVEF; the LVEF drop was to have been confirmed within 3-4 weeks.

Secondary Endpoints
Number of Participants Who Experienced Cardiac Events (Level 1 or 2) or Inability to Administer Trastuzumab During the 8 Cycles of Chemotherapy
During the 8 courses of chemotherapy
Number of Participants Who Experienced Cardiac Events (Level 1 or 2) or Inability to Administer Trastuzumab During 1 Year of Trastuzumab Therapy
During 1 year of trastuzumab therapy
Number of Participants Who Survived Without Relapse
Approximately 2 years
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Study Design & Arms
AllocationRANDOMIZED
MaskingNONE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Doxorubicin Based RegimenACTIVE_COMPARATOR -
Pegylated Liposomal Doxorubicin (PLD) Based RegimenEXPERIMENTAL -
Interventions
NameTypeDescription
doxorubicin, cyclophosphamide, paclitaxel, trastuzumabDRUGdoxorubicin 60 mg/m\^2 IV push + cyclophosphamide 600 mg/m\^2 IV over 30-90 minutes given every 21 days for 4 courses (12 weeks) followed by Paclitaxel 80 mg/m\^2 IV over 60 minutes with trastuzumab 2 mg/kg IV over 30 minutes (first administration 4 mg/kg IV over 90 minutes) given weekly for 12 weeks (4 courses)
PLD, cyclophosphamide, trastuzumab, paclitaxelDRUGPLD 35 mg/m\^2 IV over 60 minutes + cyclophosphamide 600 mg/m\^2 IV over 30-90 minutes given every 21 days + trastuzumab 2 mg/kg IV over 30 minutes (first dose 4 mg/kg IV over 90 minutes) given once weekly for 4 courses (12 weeks) followed by Paclitaxel 80 mg/m\^2 IV over 60 minutes with trastuzumab 2 mg/kg IV over 30 minutes given weekly for 12 weeks (4 courses)
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Eligibility Criteria
Age Range18 Years — N/A
SexFEMALE
Healthy VolunteersNo

Inclusion Criteria: * Subjects with operable, node-positive or high-risk node-negative (see #3 below) HER2-positive breast carcinoma are eligible for the study, provided they satisfy the following criteria. * Subjects must demonstrate willingness to and be able to participate in the study and to...

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