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Breast CancerPhase 2NCT00941330

Exemestane or Docetaxel-Cytoxan in Low Recurrence Score Cancers

A Phase 2 study testing Exemestane, Docetaxel and Cytoxan in people with Breast Cancer, run by Emory University 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

The patients are being asked to take part in this study because they have a hormone receptor-positive breast cancer (contains estrogen and/or progesterone receptors) and their doctor has told them that they have an option to receive chemotherapy or hormonal therapy before surgery. 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?
Exemestane, Docetaxel and Cytoxan
Type of treatment
Pill or oral medicine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
31 participants
Where
3 sitesUnited States
Study dates
Jul 2009to 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

  • Signed informed consent.
  • Histologically or cytologically confirmed breast carcinoma.
  • Early stage breast cancer (T1c-3, clinically node-negative-3 [cN0-3], CM0).
  • Pre-treatment biopsy with the following characteristics:
  • Hormone receptor-positive cancer as defined as ER and/or progesterone receptor (PR)-positive by standard immunohistochemistry (IHC)
  • HER2-negative (HER2 ≤ 2 by IHC; if HER2 2+ by IHC must be fluorescent in situ hybridization [FISH] non-amplified)
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  • Recurrence score < 25 using Oncotype DX 21-gene recurrence score assay
  • Patients must have measurable disease as defined by palpable lesion with both diameters ≥ 1 cm measurable with caliper or a positive mammogram or ultrasound with at least one dimension ≥ 1 cm. Screening mammogram of the contralateral breast must be performed within past 12 months per standard practice guidelines. Clip placement is required for study entry.
  • Baseline measurements of the indicator lesions must be recorded on the Patient Registration Form. To be valid for baseline, the measurements must have been made within 14 days of study enrollment if palpable. If not palpable, a mammogram or MRI must be done within 14 days. If palpable, a diagnostic mammogram of the affected breast or MRI must be done within 2 months prior to study enrollment, defined as date of signed, informed consent. If clinically indicated, staging xrays and scans must be done within 28 days of study entry.
  • Eastern Cooperative Oncology Group (ECOG) performance status 0 to 2.
  • Adequate organ function within 14 days of study entry:
  • Bone marrow function: absolute neutrophil count (ANC) ≥ 1500/mm³, Hgb > 8.0 g/dl and platelet count ≥ 100,000/mm³.
  • Hepatic function: total bilirubin < upper limit of normal (ULN). Serum glutamic oxaloacetic transaminase (SGOT) (AST) or serum glutamic pyruvic transaminase (SGPT) (ALT) and alkaline phosphatase ≤ 1.5 x ULN).
  • Renal function: calculated creatinine clearance (CrCl) ≥ 30 mL/min using the Cockcroft Gault equation.
  • Patients must be at least 18 years of age.

Who cannot join

  • Evidence of disease outside the breast or chest wall, except ipsilateral axillary or internal mammary lymph nodes.
  • Prior chemotherapy, hormonal therapy, biologic therapy or radiation therapy for breast cancer.
  • Pregnant or lactating women are not eligible. Women of childbearing potential must have a negative serum pregnancy test completed within 7 days of study entry, and use an appropriate form of birth control throughout the trial period.
  • Medical, psychological or surgical condition which the investigator feels might compromise study participation.
  • Patients with history within the last 5 years of previous or current malignancy at other sites with the exception of adequately treated carcinoma in-situ of the cervix or basal or squamous cell carcinoma of the skin. Patients with a history of other malignancies who remain disease free for greater than five years are eligible.
  • Evidence of peripheral or sensory neuropathy.
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  • Patients with a history of severe hypersensitivity reaction to docetaxel or other drugs formulated with polysorbate 80 are excluded from participation.
  • Serious, uncontrolled, concurrent infection(s).
  • Clinically significant cardiac disease (e.g. congestive heart failure, symptomatic coronary artery disease and cardiac arrhythmias not well controlled with medication) or myocardial infarction within the last 12 months prior to study entry.
  • Major surgery within 28 days of study entry.
  • Evidence of central nervous system (CNS) metastases.

Trial locations and contacts

3 sites in 1 country.

United States3 sites
  • Grady Memorial Hospital

    Atlanta, Georgia, 30303

  • Emory University Hospital Midtown

    Atlanta, Georgia, 30308

  • Emory University Winship Cancer Institute

    Atlanta, Georgia, 30322

Other trials in United States

About this study

Official title: Randomized Phase II Trial of Pre-Operative Docetaxel-Cytoxan (TC) or Exemestane in Patients With Hormone Receptor-Positive Breast Cancers With Recurrence Scores Greater Than 10 (≥ 11) and Less Than 25 (≤ 24)

The patients are being asked to take part in this study because they have a hormone receptor-positive breast cancer (contains estrogen and/or progesterone receptors) and their doctor has told them that they have an option to receive chemotherapy or hormonal therapy before surgery. The purpose of this study is to assess if chemotherapy using docetaxel and cytoxan (TC) or hormonal therapy using exemestane can shrink the size of their breast tumor and allow them to preserve the breast or have less extensive surgery on their breast.

Read the detailed description

The purpose of this study is to assess if chemotherapy using docetaxel and cytoxan (TC) or hormonal therapy using exemestane can shrink the size of your breast tumor and allow you to preserve your breast or have less extensive surgery on your breast. Additionally, by receiving chemotherapy or hormonal therapy before surgery, we will be able to determine if the treatment you receive is effective in treating your cancer. Prior to entering this study, a special test, called the Oncotype DX assay, will be performed on a small amount of your cancer from the biopsy you had at the time you were diagnosed with breast cancer, to determine the likelihood that your cancer will benefit from and shrink with chemotherapy and hormonal therapy. You will only be eligible to enter this study if the recurrence score of your cancer determined using the Oncotype DX assay is less than or equal to 24. Patients with hormone receptor-positive breast cancers with recurrence scores less than or equal to 24 have been previously demonstrated to obtain a larger benefit from hormonal therapy, compared to chemotherapy, when these agents are given after surgery. The ability of hormonal agents and chemotherapy to shrink cancers prior to surgery has not been specifically examined in hormone receptor-positive cancers with recurrence scores less than or equal to 24.

Conditions
Breast Cancer
Being tested
Exemestane, Docetaxel, Cytoxan
Keywords
Breast, Male, Breast, Female
Medical subject headings
Breast Neoplasms

What participants receive

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

  • ExemestaneDrug

    Also called Aromasin

    25 mg daily by mouth for 6 to 12 months.

  • DocetaxelDrug

    Also called Taxotere

    Docetaxel (75 mg/m²) into a vein once every 3 weeks for 6 cycles (6 times in about 24 weeks).

  • CytoxanDrug

    Also called Cyclophosphamide

    Cytoxan (600 mg/m²) into a vein once every 3 weeks for 6 cycles (6 times in about 24 weeks).

Study groups in NCT00941330
Study groupRoleWhat they receive
A: ExemestaneExperimentalARM A: Patients will be treated with exemestane.
Receives: Drug: Exemestane
B: Docetaxel and CytoxanActive comparatorARM B: Patients will be treated with docetaxel and cytoxan.
Receives: Drug: Docetaxel; Drug: Cytoxan

What is being measured

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

  1. Pathologic Complete Response

    Patients must have measurable disease by clinical examination.

    Pathologic complete response (pCR): Absence of invasive breast cancer in the breast (mastectomy or lumpectomy) specimen at the time of definitive surgery. Presence of in situ cancer alone will be considered a pCR but may be recorded separately.

    If pathologic stage was the same as clinical stage, it was called stable; if it was higher, upstaged (worse outcome); if lower, downstaged (better outcome). Pathologic stage was determined by Emory board-certified pathologists.

    Measured: At time of definitive surgery

Secondary outcomes (1)
  1. Response Rate by Imaging

    Arm A and recurrence score ≤10: Patients will have radiologic assessment of response to exemestane by clinical examination every 4 weeks and by radiologic assessment every 2 months. Once maximal response has been achieved (stable disease for 2 months after at least 4 months of treatment by radiologic assessment) or when 12 months of therapy has been given patients will proceed to surgery.

    Arm B: Patients will be assessed for surgery after 6 cycles of docetaxel and cytoxan (TC) (18 weeks).

    On arm A and recurrence score ≤10 patients will be reassessed for surgery once maximal radiologic response is achieved.

    On arm B, patients will be reassessed for surgery after 6 cycles of TC (18 weeks).

    Radiographic images were analyzed by a breast radiologist who looked at preoperative and postoperative breast mass imaging. If mass was smaller/less extensive, it was considered improved.

    Measured: Every 2 months up to 3 years

Timeline

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

  1. First posted17 Jul 2009 (estimated)
  2. Study startJul 2009
  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
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
31 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00941330
Sponsor's protocol ID
IRB00012969
Other IDs
WCI1534-08
Status last verified
Feb 2017
First submitted
15 Jul 2009
Last updated
10 Apr 2017
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Exemestane, Docetaxel and Cytoxan in people with Breast Cancer, run by Emory University 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 15 inclusion and 11 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 10 Apr 2017. 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 10 Apr 2017). 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?

Pathologic Complete Response (time frame: At time of definitive surgery). 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 10 Apr 2017.

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