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Breast CancerPhase 2NCT01738438

Cabozantinib for Metastatic Triple Negative BrCa

A Phase 2 study testing Cabozantinib in people with Breast Cancer, run by Dana-Farber Cancer Institute at 3 sites in United States.

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

In this research study, we are looking at the anti-tumor effects of Cabozantinib (XL184) in metastatic breast cancer. Data suggest that MET expression and activation are important for initiation and progression of triple-negative breast cancer (TNBC). Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Breast Cancer
What is being tested?
Cabozantinib
Type of treatment
Pill or oral medicine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
35 participants
Where
3 sitesUnited States
Study dates
Feb 2013to May 2015
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

  • Histologically or cytologically confirmed invasive breast cancer with stage IV disease
  • Primary tumor and/or metastasis must be ER-negative, PR-negative and HER2-negative
  • May have received 0-3 prior chemotherapeutic regimens for metastatic breast cancer. Must be off treatment for at least 21 days prior to enrollment
  • Must have discontinued all biologic therapy at least 14 days before enrollment
  • May have received prior radiation therapy in the early stage or metastatic setting, but must have completed treatment at least 14 days prior to enrollment
  • Must agree to use medically acceptable methods of contraception
  • Confirmed availability of formalin-fixed, paraffin-embedded tumor tissue
  • Able to swallow tablets

Who cannot join

  • Pregnant or breastfeeding
  • Received another investigational agent within 14 days prior to enrollment
  • Received prior c-Met inhibitor
  • Known brain metastases that are untreated, symptomatic or require therapy to control symptoms
  • Psychiatric illness or social situation that could limit ability to comply with study requirements
  • Require concomitant treatment in therapeutic doses with anticoagulants or antiplatelet agents
Show all 13Show fewer
  • Diagnosis of another malignancy requiring systemic treatment within the last two years (except non-melanoma skin cancer or in-situ carcinoma of the cervix)
  • Known to be positive for HIV
  • Active infection requiring IV antibiotics at Day 1 of cycle 1
  • Uncontrolled, significant intercurrent illness
  • Requires chronic concomitant treatment of a strong CYP3A4 inducer
  • tumor in contact with, invading or encasing major blood vessels
  • Have experienced clinically significant gastrointestinal bleeding within 6 months, hemoptysis of more than 0.5 teaspoon of red blood within 3 months or other signs indicative of pulmonary hemorrhage within 3 months of enrollment

Trial locations and contacts

3 sites in 1 country.

United States3 sites
  • Dana-Farber Cancer Institute at Faulkner Hospital

    Boston, Massachusetts, 02130

  • Massachusetts General Hospital

    Boston, Massachusetts, 02214

  • Dana-Farber Cancer Institute

    Boston, Massachusetts, 02215

Other trials in United States

About this study

Official title: A Phase II Study of XL184 (Cabozantinib) for Metastatic Triple-Negative Breast Cancer

In this research study, we are looking at the anti-tumor effects of Cabozantinib (XL184) in metastatic breast cancer. Data suggest that MET expression and activation are important for initiation and progression of triple-negative breast cancer (TNBC). We evaluated the efficacy of cabozantinib (XL184), a novel inhibitor of multiple receptor tyrosine kinases, including MET and VEGFR2, in patients with metastatic TNBC.

Read the detailed description

OBJECTIVES:

Primary

  • To evaluate the activity of cabozantinib, as defined by objective response rate in patients with triple-negative metastatic breast cancer

Secondary

  • To evaluate progression free survival
  • To evaluate c-Met and phospho c-Met expression in archival tumor tissue
  • To evaluate the incidence of c-Met amplified circulating tumor cells at baseline
  • To evaluate potential plasma biomarkers of cabozantinib

DESIGN:

This study uses a two-stage design enrolling 35 patients to evaluate efficacy of cabozantinib based on overall response defined as complete or partial response per RECIST1.1 criteria. The null and alternative overall response rates were 5% and 20%. If one or more patients enrolled in the stage one cohort (n=13 patients) achieve PR or better then accrual proceeds to stage two (n=22 patients).

Conditions
Breast Cancer
Being tested
Cabozantinib
Keywords
Metastatic, Triple Negative, Stage IV
Medical subject headings
Breast Neoplasms, Neoplasm Metastasis

What participants receive

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

  • CabozantinibDrug

    Also called XL184

Study groups in NCT01738438
Study groupRoleWhat they receive
CabozantinibExperimentalCabozantinib was given at a dose of 60 mg orally once per day for 21 day cycles. Treatment continued in the absence of disease progression or unacceptable toxicity.
Receives: Drug: Cabozantinib

What is being measured

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

  1. Objective Response Rate

    The objective response rate (ORR) was defined as achieving complete response (CR) or partial response (PR) on treatment based on RECIST1.1 criteria. For target lesions: CR is complete disappearance of all target lesions and PR is at least a 30% decrease in the sum of longest diameter (LD) of target lesions, taking as reference baseline sum LD. PR or better overall response assumes at a minimum incomplete response/stable disease (SD) for the evaluation of non-target lesions and absence of new lesions. Confirmatory scans were required 3 weeks following initial documentation.

    Measured: Disease was evaluated radiologically at baseline, week 6 and every 9 weeks on treatment; Treatment continued until disease progression or unacceptable toxicity. Treatment duration was a median of 3 cycles range (1-17).

Secondary outcomes (1)
  1. Progression Free Survival

    Progression-free survival (PFS) estimated using Kaplan-Meier methods was defined as the time from registration to documented disease progression (PD) or death. Based on RECIST1.1, radiographic PD is at least a 20% increase in the sum of the diameters of target lesions, taking as reference the smallest sum since beginning therapy, the appearance of one or more new lesions and/or unequivocal progression of existing non-target lesions. Patients who were event-free were censored at the date of their last disease evaluation.

    Measured: Disease was evaluated radiologically at baseline, week 6 and every 9 weeks on treatment; Treatment continued until disease progression or unacceptable toxicity. Treatment duration was a median of 3 cycles range (1-17).

Timeline

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

  1. First posted30 Nov 2012 (estimated)
  2. Study startFeb 2013
  3. Primary completionMay 2015
  4. Study completionMay 2015

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
35 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01738438
Sponsor's protocol ID
12-431
Status last verified
Oct 2016
First submitted
28 Nov 2012
Last updated
6 Dec 2016
Data monitoring committee
Yes
Individual data sharing
No

Publications

  • Weber ZT, Collier KA, Tallman D, Forman J, Shukla S, Asad S, Rhoades J, Freeman S, Parsons HA, Williams NO, Barroso-Sousa R, Stover EH, Mahdi H, Cibulskis C, Lennon NJ, Ha G, Adalsteinsson VA, Tolaney SM, Stover DG. Modeling clonal structure over narrow time frames via circulating tumor DNA in metastatic breast cancer. Genome Med. 2021 May 20;13(1):89. doi: 10.1186/s13073-021-00895-x.

    PubMed 34016182

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Cabozantinib in people with Breast Cancer, run by Dana-Farber Cancer Institute at 3 sites in United States.

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 8 inclusion and 13 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 6 Dec 2016. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 3 sites in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

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 7 Jul 2016). 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?

Objective Response Rate (time frame: Disease was evaluated radiologically at baseline, week 6 and every 9 weeks on treatment; Treatment continued until disease progression or unacceptable toxicity. Treatment duration was a median of 3 cycles range (1-17).). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT01738438, which also lists 1 linked publication.

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 6 Dec 2016.

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Cabozantinib for Metastatic Triple Negative BrCa | AzTrials