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Metastatic Breast CancerPhase 2NCT00679211

A Study of Trastuzumab-Mcc-DM1 Administered Intravenously to Patients With HER2-Positive Metastatic Breast Cancer

A Phase 2 study testing Trastuzumab emtansine [Kadcyla] in people with Metastatic Breast Cancer, run by Genentech, Inc..

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Study of trastuzumab emtansine (T-DM1) administered to patients with human epidermal growth factor receptor 2 (HER2)-positive metastatic breast cancer. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Metastatic Breast Cancer
What is being tested?
Trastuzumab emtansine [Kadcyla]
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
110 participants
Where
No sites listed yet
Study dates
Aug 2008to Apr 2011
Phase
Phase 2
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Signed study-specific Informed Consent Form(s)
  • Age ≥ 18 years
  • Histologically documented breast cancer
  • HER2-positive disease
  • Metastatic breast cancer
  • Disease progression on the last chemotherapy regimen received in the metastatic setting
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  • Prior treatment with an anthracycline, trastuzumab, a taxane, lapatinib, and capecitabine in the neoadjuvant, adjuvant, locally advanced, or metastatic setting and prior treatment with at least two lines of therapy (a line of therapy can be a combination of two agents or single-agent chemotherapy) in the metastatic setting
  • At least two lines of anti-HER2 therapy must have been given in the metastatic setting as monotherapy or combined with chemotherapy or hormonal therapy. The HER2-targeted agent can include trastuzumab, lapatinib, or an investigational agent with HER2-inhibitory activity.
  • A minimum of 6 weeks of trastuzumab for the treatment of metastatic disease is required
  • Patients must have had at least 14 days of exposure in the metastatic setting to lapatinib and capecitabine (given together or separately) unless they were intolerant of lapatinib and/or capecitabine

Who cannot join

  • Chemotherapy ≤ 21 days before enrollment
  • Trastuzumab ≤ 21 days before enrollment
  • Hormone therapy ≤ 7 days before enrollment
  • Granulocyte-stimulating agent < 14 days before enrollment
  • Investigational therapy ≤ 28 days before enrollment
  • Previous radiotherapy for treatment of metastatic breast cancer ≤ 21 days before enrollment
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  • Brain metastases that are untreated, symptomatic, or require therapy to control symptoms; or any radiation, surgery, or other therapy to control symptoms from brain metastases within 3 months of the first study treatment
  • History of intolerance (including Grade 3-4 infusion reaction) or hypersensitivity to trastuzumab or murine proteins
  • History of exposure to the following cumulative doses of anthracyclines: Doxorubicin or liposomal doxorubicin > 500 mg/m^2; Epirubicin > 900 mg/m^2; Mitoxantrone > 120 mg/m^2 and idarubicin > 90 mg/m^2
  • Peripheral neuropathy of Grade ≥ 3 per National Cancer Institute Common Terminology Criteria for Adverse Events (NCI CTCAE), v3.0
  • History of other malignancy within the last 5 years, except for carcinoma in situ of the cervix or basal cell carcinoma
  • Current unstable angina
  • History of symptomatic congestive heart failure (CHF), or ventricular arrhythmia requiring treatment
  • History of myocardial infarction within 6 months of enrollment
  • Left ventricular ejection fraction (LVEF) < 50% within 28 days of enrollment
  • History of decreased LVEF to < 50% or symptomatic CHF with previous adjuvant trastuzumab treatment
  • Severe dyspnea at rest due to complications of advanced malignancy or requiring current continuous oxygen therapy
  • Current severe, uncontrolled systemic disease (e.g., clinically significant cardiovascular, pulmonary, or metabolic disease)
  • Major surgical procedure or significant traumatic injury within 28 days before enrollment or anticipation of the need for major surgery during the course of study treatment
  • Current pregnancy or lactation
  • Current known infection with human immunodeficiency virus (HIV), active hepatitis B, and/or hepatitis C virus
  • Assessed by the investigator to be unable or unwilling to comply with the requirements of the protocol

About this study

Official title: A Phase II, Single-Arm, Open-Label Study of Trastuzumab-Mcc-DM1 Administered Intravenously to Patients With HER2-Positive Metastatic Breast Cancer

Study of trastuzumab emtansine (T-DM1) administered to patients with human epidermal growth factor receptor 2 (HER2)-positive metastatic breast cancer.

Being tested
Trastuzumab emtansine [Kadcyla]
Keywords
HER2-positive breast cancer, HER2, MBC, Trastuzumab emtansine
Medical subject headings
Breast Neoplasms

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Trastuzumab emtansine [Kadcyla]Drug

    Also called Trastuzumab-MCC-DM1, T-DM1

    Intravenous repeating dose

Study groups in NCT00679211
Study groupRoleWhat they receive
Trastuzumab emtansineExperimentalTrastuzumab emtansine (T-DM1) was administered to participants at a dose of 3.6 mg/kg by intravenous (IV) infusion every 3 weeks until documented disease progression, unmanageable toxicity, or study termination.
Receives: Drug: Trastuzumab emtansine [Kadcyla]

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Percentage of Participants With an Objective Response as Assessed Through Independent Radiologic Review

    Objective response was defined as a complete response (CR) or partial response (PR) determined on two consecutive occasions ≥ 4 weeks apart, assessed using Response Evaluation Criteria in Solid Tumors (RECIST).

    CR: the disappearance of all target lesions and all nontarget lesions and normalization of tumor marker level and no new lesions.

    PR: disappearance of all target lesions and persistence of ≥ 1 nontarget lesion(s) and/or the maintenance of tumor marker level above the normal limits, or, at least a 30% decrease in the sum of the longest diameter of target lesions, and no new lesions or unequivocal progression of existing nontarget lesions.

    The primary data cut-off date was 17 September 2009 (approximately 6 months after the last patient was enrolled). The final efficacy analysis was performed using a data cut-off date of 1 January 2010 (approximately 9 months after the last patient was enrolled).

    Measured: From randomization until the primary analysis data cut-off date of September 2009 (6 months after last patient enrolled) and until the final efficacy analysis cut-off date of 1 January 2010 (approximately 9 months after the last patient enrolled).

Secondary outcomes (7)
  1. Duration of Objective Response as Assessed Through Independent Radiologic Review

    For participants who achieved an objective response, duration of objective response was defined as the time from the first tumor assessment that supported a participant's objective response to the time of disease progression or death on study (i.e., death from any cause within 30 days of the last dose of study drug), whichever occurred first. Response was assessed by the independent review facility.

    Disease progression was at least a 20% increase in the sum of the longest diameter of target lesions, taking as reference the smallest sum longest diameter recorded since the treatment started or the appearance of one or more new lesions or the appearance of one or more new lesions and/or unequivocal progression of existing nontarget lesions.

    For participants who experienced no disease progression and did not die while on study, data were censored at the date of the last tumor assessment. Kaplan-Meier methodology was used to estimate the duration of objective response.

    Measured: From randomization until 1 January 2010, approximately 9 months after the last participant was enrolled.

  2. Progression-free Survival as Assessed Through Independent Radiologic Review

    Progression-Free Survival (PFS) was defined as the time from the first day of study treatment to documented disease progression or death on study (i.e., death from any cause within 30 days of the last dose of study drug), whichever occurred first.

    Disease progression was at least a 20% increase in the sum of the longest diameter of target lesions, taking as reference the smallest sum longest diameter recorded since the treatment started or the appearance of one or more new lesions or the appearance of one or more new lesions and/or unequivocal progression of existing nontarget lesions. Disease progression was assessed by the independent review facility.

    For patients who experienced no disease progression and did not die while on study, data were censored at the date of the last tumor assessment. Kaplan-Meier methodology was used to estimate PFS.

    Measured: From randomization until 1 January 2010, approximately 9 months after the last participant was enrolled.

  3. Percentage of Participants With Clinical Benefit Based on Independent Radiologic Review

    Clinical benefit was defined as participants who achieved an objective response (confirmed complete or partial response) between randomization and 1 January 2010, or with stable disease at 6 months. Stable disease at 6 months was defined as participants who achieved at least stable disease based on tumor assessments by the independent review facility, and remained alive and progression-free at 6 months.

    Stable disease was defined as neither sufficient shrinkage to qualify for partial response nor sufficient increase to qualify for progressive disease, taking as reference the smallest sum longest diameter since the treatment started, and no new lesions and/or unequivocal progression of existing nontarget lesions. Response was assessed by the independent review facility.

    Measured: From randomization until 1 January 2010, approximately 9 months after the last participant was enrolled.

  4. Objective Response Based on Investigator Assessment

    Objective response was defined as a complete response (CR) or partial response (PR) determined on two consecutive occasions ≥ 4 weeks apart, assessed using Response Evaluation Criteria in Solid Tumors (RECIST). Response was assessed by the study Investigator.

    CR: the disappearance of all target lesions and all nontarget lesions and normalization of tumor marker level and no new lesions.

    PR: disappearance of all target lesions and persistence of ≥ 1 nontarget lesion(s) and/or the maintenance of tumor marker level above the normal limits, or, at least a 30% decrease in the sum of the longest diameter of target lesions, and no new lesions or unequivocal progression of existing nontarget lesions.

    Measured: From randomization until 1 January 2010, approximately 9 months after the last participant was enrolled.

  5. Progression-free Survival Based on Investigator Assessment

    Progression-Free Survival (PFS) was defined as the time from the first day of study treatment to documented disease progression or death on study (i.e., death from any cause within 30 days of the last dose of study drug), whichever occurred first.

    Disease progression was at least a 20% increase in the sum of the longest diameter of target lesions, taking as reference the smallest sum longest diameter recorded since the treatment started or the appearance of one or more new lesions or the appearance of one or more new lesions and/or unequivocal progression of existing nontarget lesions.

    For patients who experienced no disease progression and did not die while on study, data were censored at the date of the last tumor assessment. Kaplan-Meier methodology was used to estimate PFS.

    Measured: From randomization until 1 January 2010, approximately 9 months after the last participant was enrolled.

  6. Duration of Objective Response Based on Investigator Assessment

    For participants who achieved an objective response, duration of objective response was defined as the time from the first tumor assessment that supported a participant's objective response to the time of disease progression or death on study (i.e., death from any cause within 30 days of the last dose of study drug), whichever occurred first. Response was determined by the Investigator's assessment.

    Disease progression was at least a 20% increase in the sum of the longest diameter of target lesions, taking as reference the smallest sum longest diameter recorded since the treatment started or the appearance of one or more new lesions or the appearance of one or more new lesions and/or unequivocal progression of existing nontarget lesions.

    For participants who experienced no disease progression and did not die while on study, data were censored at the date of the last tumor assessment. Kaplan-Meier methodology was used to estimate the duration of objective response.

    Measured: From randomization until 1 January 2010, approximately 9 months after the last participant was enrolled.

  7. Percentage of Participants With Clinical Benefit Based on Investigator Assessment

    Clinical benefit was defined as participants with an objective response (confirmed complete or partial response) or stable disease at 6 months. Patients with stable disease at 6 months were defined as patients who achieved at least stable disease based on tumor assessments and remained alive and progression free at 6 months. Response was based on the Investigator's assessment.

    Measured: From randomization until 1 January 2010, approximately 9 months after the last participant was enrolled.

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted16 May 2008 (estimated)
  2. Study startAug 2008
  3. Primary completionSep 2009
  4. Study completionApr 2011

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
110 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00679211
Sponsor's protocol ID
TDM4374g
Status last verified
May 2013
First submitted
14 May 2008
Last updated
31 Mar 2017

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Trastuzumab emtansine [Kadcyla] in people with Metastatic Breast Cancer, run by Genentech, Inc..

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 10 inclusion and 22 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 31 Mar 2017. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 23 Apr 2013). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Percentage of Participants With an Objective Response as Assessed Through Independent Radiologic Review (time frame: From randomization until the primary analysis data cut-off date of September 2009 (6 months after last patient enrolled) and until the final efficacy analysis cut-off date of 1 January 2010 (approximately 9 months after the last patient enrolled).). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 31 Mar 2017.

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