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OpenTrials
Completed

NCT Number: NCT00426556

Efficacy and Safety of Everolimus in Combination Therapy, in Patients With HER2-overexpressing Metastatic Breast Cancer

Phase I: will look at different dose levels and regimens of everolimus combined with weekly trastuzumab and paclitaxel therapy in patients with HER-2 overexpressing metastatic breast cancer.

Phase II: will assess the efficacy and safety of the 10mg daily dose of everolimus combined with weekly trastuzumab and paclitaxel therapy in patients with HER-2 overexpressing metastatic breast cancer.

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Key information

Age range

18 year and older

Sex eligibility

Female

Study type

Interventional

Phase

Phase 1

Primary location

Novartis Investigative Site, Charleroi, Belgium

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Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Female or male patients ≥ 18 years old with WHO performance status ≤ 1
  • HER-2 over-expressing metastatic breast cancer cells confirmed by histology
  • Progressive disease on prior trastuzumab alone/or in combination with other anticancer agents, or relapsed any time after completion of this therapy (phase l)
  • Patient resistance to trastuzumab and taxanes (Phase ll)
  • Measurable disease according to RECIST (Phase ll)
  • Patients neurologically stable with adequate bone marrow, liver and renal function

Exclusion criteria

  • Patients receiving endocrine therapy for breast cancer ≤ 2 weeks prior to study treatment start
  • Patients currently receiving chemotherapy, immunotherapy or radiotherapy or who have received these ≤ 4 weeks prior to study treatment start or patients who have received lapatinib ≤ 2 weeks prior to study treatment start
  • Patients who have previously received mTOR inhibitors

Other protocol-defined inclusion/exclusion criteria may apply

Treatment and study plan

Everolimus

Drug

Everolimus (RAD001) was supplied as tablets in 3 different dosage strengths, 2.5, 5, and 10 mg. The drug was packaged in blisters containing 10 tablets per blister. Blisters and packaging labels were compliant with local regulations and were printed in local language.

Other names: RAD001

Trastuzumab

Drug

Commercially-available trastuzumab was used in this study. A 4 mg/kg loading dose was administered, intra-venous (IV), over 90 minutes on Day 1 (if patient was not already receiving trastuzumab); this was followed by weekly trastuzumab 2 mg/kg IV administered over 30 minutes. For patients who continued to receive trastuzumab and everolimus after completion/discontinuation of chemotherapy in the core treatment phase, trastuzumab may have been administered once every 3 weeks at a dose of 6 mg/kg. PT = Paclitaxel & Trastuzumab

paclitaxel

Drug

Commercially-available paclitaxel was used in this study. Paclitaxel infusion was administered on Days 1, 8, and 15 of each 28-day cycle, after administration of trastuzumab. Paclitaxel (80 mg/m2) was administered as a 60-minute continuous IV infusion after standard premedication. Patients received paclitaxel for 6 cycles. At the investigator's discretion, treatment with paclitaxel could continue beyond 6 cycles.

Primary outcomes

  1. Phase II: Overall Response Rate

    Time frame: every 8 - 9 weeks until disease progression or a new lesion is identified

    The primary objective of this phase II study was to evaluate the efficacy of the dose level/regimen of everolimus recommended from the Phase I with trastuzumab and paclitaxel (PT) therapy in patients with HER2-overexpressing metastatic breast cancer whose disease progressed on/after trastuzumab mono-and/or combination therapy based on the evaluation of objective response rate (ORR) according to Response Evaluation Criteria in Solid Tumors (RECIST). Objective response rate (ORR) was defined as the proportion of patients with a best overall response (BOR) of complete response (CR) or partial response (PR). Only patients with measurable disease (the presence of at least one measurable lesion) at baseline were included in the study. CR = Disappearance of all target lesions; PR = At least a 30% decrease in the sum of the longest diameter of all target lesions, taking as reference the baseline sum of the longest diameters.

Secondary outcomes

  1. Phase I: Best Overall Response (BOR)

    Time frame: every 8 - 9 weeks until disease progression or a new lesion is identified

    BOR was determined based on investigator assessment of overall lesion response using RECIST criteria guidelines. BOR = objective responses rate (ORR), disease control rate (DCR) or clinical benefit rate (CBR). ORR = (complete response (CR) or partial response(PR); DCR = (CR or PR or Stable disease (SD); CBR = (CR or PR or SD >= 24 weeks).CR = Disappearance of all target lesions; PR = At least a 30% decrease in the sum of the longest diameter of all target lesions, taking as reference the baseline sum of the longest diameters; SD = Neither sufficient shrinkage to qualify for PR or CR nor an increase in lesions which would qualify for partial disease (PD). PD = At least a 20% increase in the sum of the longest diameter of all measured target lesions, taking as reference the smallest sum of longest diameter of all target lesions recorded at or after baseline.

  2. Phase II: Progression Free Survival (PFS)

    Time frame: every 8 - 9 weeks until disease progression or a new lesion is identified

    PFS is defined as the time from start of treatment to the date of first documented progression or death due to any cause. If a patient has not had an event, PFS will be censored at the date of last adequate tumor assessment.

  3. Phase II: Overall Survival (OS)

    Time frame: every 3 months until death

    Overall survival (OS) is defined as the time from start of treatment to the date of death due to any cause. If a patient is not known to have died, survival was censored at the last date of contact. OS was to be reported at extension and after 3-year follow-up. The Kaplan-Meier median was used to analyze the OS.

Sponsors and collaborators

Lead sponsor

Novartis Pharmaceuticals

Industry

Registry information

Official study title

A Phase Ib/II Study Investigating the Combination of Everolimus With Trastuzumab and Paclitaxel in Patients With HER2-overexpressing Metastatic Breast Cancer

Important dates

Study start
2007
Primary completion
2014
Study completion
2014
First posted
Jan 24, 2007
Registry last updated
Dec 28, 2015

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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