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METASTATIC BREAST CANCERPhase 2NCT01818999

Ixabepilone and SBRT For Metastatic Breast Cancer

A Phase 2 study testing IXABEPILONE and STEREOTACTIC BODY RADIATION THERAPY in people with METASTATIC BREAST CANCER, run by University of Texas Southwestern Medical Center at 1 site in United States.

Withdrawn

Withdrawn. The study stopped before anyone enrolled.

Official record
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Trial summary

This study is being done to find the effect of Stereotactic body radiation therapy (SBRT) in combination with Ixabepilone for women with triple negative metastatic breast cancer. Read more about this study

Who is it for?
Ages 18 to 99 years, women only
Conditions the study is for
METASTATIC BREAST CANCER
What is being tested?
IXABEPILONE and STEREOTACTIC BODY RADIATION THERAPY
Could I receive a placebo?
No, everyone receives an active treatment
How many people
0 participants
Where
1 siteUnited States
Study dates
Aug 2013to Apr 2015
Phase
Phase 2
Are there results?
None posted in the registry

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 to 99 years
  • Women only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Biopsy proven triple negative invasive ductal or lobular metastatic breast cancer. Tumor estrogen, progesterone, and HER2 (tested by IHC or FISH) negative disease. (ER- defined as </=1% by IHC, PR- defined as </=1% by IHC, and HER2- by IHC 1+. If HER2 result by IHC is 2+ (equivocal), the tumor must be confirmed to be HER2- by FISH.
  • Age ≥ 18 years.
  • Patients must not have started Ixabepilone treatment more than 5 weeks prior to initiation of SBRT treatment.
  • Patients can have up to 6 sites of active extracranial disease(</=3 in the liver = one site and </=3 in the lung= one site) identified by CT scan, or PET/CT, within 8 weeks prior to initiation of SBRT (up to 2 contiguous vertebral metastasis will be considered a single site of disease). Maximum number of lesions treated is deemed as feasible per the treating radiation oncologist; ie: A patient with 4 right axillary lymph nodes, L1-L2 bone metastasis, 3 lung lesions, 1 left lung lesion, 2 liver lesions, and T2-T3 bone metastasis would be defined as having 6 sites of disease. Criteria to define a lesion in any location as a metastasis requiring local treatment as one of the sites for SBRT is any lesion clinically felt to be viable; defined as enlarging on CT/MRI or having persistent FDG avidity (Either SUV>3 or increase of SUV>20% over a 6 month interval).
  • Patients with skin nodules, skin invasion, or skin ulceration are eligible, if treatment with conventional radiation (at discretion of radiation oncologist) or surgery is planned. SBRT to skin nodules is not advised because of risk of skin necrosis.
  • . Patients must have had failure of an anthracycline, a taxane and capecitabine as per FDA approved criteria.
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  • Performance status of ECOG 0,1, or 2.
  • Adequate organ and marrow function as defined below:
  • leukocytes ≥ 3,000/mcL
  • absolute neutrophil count ≥ 1,500/mcL
  • platelets ≥ 100,000/mcl
  • total bilirubin within normal institutional limits
  • AST(SGOT)/ALT(SPGT) ≤ 2.5 X institutional upper limit of normal
  • creatinine within normal institutional limits
  • Women of child-bearing potential and men must agree to use adequate contraception (hormonal or barrier method of birth control; abstinence) prior to study entry, for the duration of study participation, and for 90 days following completion of therapy. Should a woman become pregnant or suspect she is pregnant while participating in this study, she should inform her treating physician immediately.
  • 9.1 A female of child-bearing potential is any woman (regardless of sexual orientation, having undergone a tubal ligation, or remaining celibate by choice) who meets the following criteria:
  • Has not undergone a hysterectomy or bilateral oophorectomy; or
  • Has not been naturally postmenopausal for at least 12 consecutive months (i.e., has had menses at any time in the preceding 12 consecutive months).
  • Patients who would be receiving SBRT for lung tumors who are known or must have a documented forced expiratory volume in 1 second (FEV1)>/=30%.
  • Must have a CT C/A/P, or PET/CT scan within 8 weeks of enrollment.
  • Ability to understand and the willingness to sign a written informed consent

Who cannot join

  • Patients may not be actively receiving any other investigational agents.
  • Patients with untreated brain metastasis (patients can have whole brain radiation or stereotactic radiation to brain prior to enrollment).
  • Patients with leptomeningeal disease.
  • History of allergic reactions attributed to compounds of similar chemical or biologic composition to Agent(s) used in study. Patients with a history of severe reactions to Cremephor EL or its derivatives (polyoxyethylated castor oil) are ineligible as Ixabepilone contraindicated in these patients
  • Because the tolerance dose of SBRT to the gastrointestinal tract is not established, patients with metastatic disease invading the esophagus, stomach, intestines, or mesenteric lymph nodes will not be eligible.
  • Patients with more than 6 discrete extra-cranial sites.
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  • Treatment for other carcinomas within the last 5 years, except cured non-melanoma skin and treated in-situ cancers.
  • Patients must not be pregnant or nursing due to the potential for congenital abnormalities and the potential of this regimen to harm nursing infants.
  • Patients must not be on concomitant CYP3A4 inhibitors or inducers (see section 4.3).

Trial locations and contacts

1 site in 1 country.

United States1 site
  • University of Texas Southwestern

    Dallas, Texas, 75390

Other trials in United States

About this study

Official title: A Phase II Trial Of Ixabepilone and Stereotactic Body Radiation Therapy (SBRT) For Patients With Triple Negative Metastatic Breast Cancer

This study is being done to find the effect of Stereotactic body radiation therapy (SBRT) in combination with Ixabepilone for women with triple negative metastatic breast cancer.

Read the detailed description

Ixabepilone is a FDA approved drug for the treatment of metastatic or locally advanced breast cancer after failure of chemotherapy. SBRT is a treatment method to deliver a high dose of radiation to the target, utilizing either a single dose or a small number of treatments with a high degree of precision within the body. The combination of Ixabepilone with SBRT is not an approved treatment at this time.

Being tested
IXABEPILONE, STEREOTACTIC BODY RADIATION THERAPY
Keywords
METASTATIC BREAST CANCER
Medical subject headings
Breast Neoplasms

What participants receive

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

  • IXABEPILONEDrug

    Also called Ixempra

    injection

  • STEREOTACTIC BODY RADIATION THERAPYRadiation

    Also called SBRT

    SBRT will begin between 1 and 5 weeks after the initiation of Ixabepilone. Patients will receive one, three, or five fractions.

Study groups in NCT01818999
Study groupRoleWhat they receive
arm oneExperimentalIXABEPILONE and STEREOTACTIC BODY RADIATION THERAPY (SBRT)
Receives: Drug: IXABEPILONE; Radiation: STEREOTACTIC BODY RADIATION THERAPY

What is being measured

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

  1. The effect of SBRT in combination with Ixabepilone on median progression free survival

    To evaluate the effect of SBRT in combination with Ixabepilone on median progression free survival. Progression free survival is defined as time from initiation of treatment to progressive disease or death

    Measured: 5 years

Secondary outcomes (5)
  1. In-field local control and out-of field disease progression rates

    To describe the in-field local control and out-of field disease progression rates

    Measured: 5 years

  2. Safety of SBRT in combination with Ixabepilone for patients with metastatic triple negative breast cancer after prior chemotherapy

    Evaluate the safety of SBRT in combination with Ixabepilone for patients with metastatic triple negative breast cancer after prior chemotherapy

    Measured: 1 year

  3. The duration of Ixabepilone usage and time to initiation of next line systemic agent (chemotherapy or biologic agent)

    Evaluate the duration of Ixabepilone usage and time to initiation of next line systemic agent (chemotherapy or biologic agent)

    Measured: 5 year

  4. Overall survival for patients with metastatic triple negative breast treated with SBRT in combination with Ixabepilone

    Evaluate overall survival for patients with metastatic triple negative breast treated with SBRT in combination with Ixabepilone

    Measured: 5 year

  5. Generation of an immune response to tumor cells

    Evaluate generation of an immune response to tumor cells

    Measured: 1 year

Timeline

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

  1. First posted27 Mar 2013 (estimated)
  2. Study startAug 2013
  3. Primary completionApr 2015
  4. Study completionApr 2015

Why it stopped: low accrual

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
0 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01818999
Sponsor's protocol ID
STU 102012-020
Status last verified
Jan 2019
First submitted
6 Mar 2013
Last updated
20 Aug 2020
Results posted
No
Data monitoring committee
Yes

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing IXABEPILONE and STEREOTACTIC BODY RADIATION THERAPY in people with METASTATIC BREAST CANCER, run by University of Texas Southwestern Medical Center at 1 site 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 21 inclusion and 9 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: withdrawn, as of the sponsor's last update on 20 Aug 2020. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site 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?

The study was withdrawn before enrolling participants, so there are no results.

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?

The effect of SBRT in combination with Ixabepilone on median progression free survival (time frame: 5 years). 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 20 Aug 2020.

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