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Breast CancerPhase 2NCT00004092

Combination Chemotherapy in Treating Patients With High-Risk Breast Cancer

A Phase 2 study testing filgrastim, carboplatin and cyclophosphamide in people with Breast Cancer, run by City of Hope Medical Center at 2 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

RATIONALE: Drugs used in chemotherapy use different ways to stop tumor cells from dividing so they stop growing or die. Combining more than one drug may kill more tumor cells. PURPOSE: This randomized phase II trial is studying two different regimens of combination chemotherapy and comparing them to see how well they… Read more about this study

Who is it for?
Ages Up to 60 years
Conditions the study is for
Breast Cancer
What is being tested?
filgrastim, carboplatin and cyclophosphamide
Could I receive a placebo?
No, everyone receives an active treatment
How many people
72 participants
Where
2 sitesUnited States
Study dates
May 1999to Dec 2013
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 Up to 60 years
  • All sexes
  • No healthy volunteers
  • Child, Adult

DISEASE CHARACTERISTICS:

  • Histologically proven high-risk primary breast cancer with less than 60% chance of progression-free survival of 3 years from diagnosis
  • Stage II with at least 10 positive axillary nodes OR
  • Stage IIIA or IIIB
  • No histologically proven bone marrow metastasis
  • No CNS metastasis
  • Hormone receptor status:
  • Hormone receptor status known

PATIENT CHARACTERISTICS:

Age:

  • Physiological age 60 or under

Menopausal status:

  • Not specified

Performance status:

  • Karnofsky 80-100%

Life expectancy:

  • See Disease Characteristics

Hematopoietic:

  • Neutrophil count at least 1,500/mm^3
  • Platelet count at least 100,000/mm^3

Hepatic:

  • Bilirubin no greater than 1.5 mg/dL
  • SGOT or SGPT no greater than 2 times upper limit of normal
  • Hepatitis B antigen negative

Renal:

  • Creatinine no greater than 1.2 mg/dL
  • Creatinine clearance at least 70 mL/min
  • No prior hemorrhagic cystitis

Cardiovascular:

  • Ejection fraction at least 55% by MUGA
  • No prior significant valvular heart disease or arrhythmia

Pulmonary:

  • FEV_1 at least 60% of predicted
  • pO_2 at least 85 mm Hg on room air
  • pCO_2 at least 43 mm Hg on room air
  • DLCO at least 60% lower limit of predicted

Other:

  • No other prior malignancy except squamous cell or basal cell skin cancer or stage I or carcinoma in situ of the cervix
  • No CNS dysfunction that would preclude compliance
  • HIV negative
  • No sensitivity to E. coli-derived products
  • Not pregnant
  • Fertile patients must use effective contraception

PRIOR CONCURRENT THERAPY:

Biologic therapy:

  • Not specified

Chemotherapy:

  • At least 4 weeks since prior chemotherapy
  • No prior doxorubicin of total dose exceeding 240 mg/m^2
  • No prior paclitaxel of total dose of at least 750 mg/m^2
  • No more than 12 months since prior conventional-dose adjuvant chemotherapy

Endocrine therapy:

  • At least 4 weeks since prior hormonal therapy

Radiotherapy:

  • At least 4 weeks since prior radiotherapy
  • No prior radiation to the left chest wall

Surgery:

  • Not specified

Trial locations and contacts

2 sites in 1 country.

United States2 sites
  • City of Hope Comprehensive Cancer Center

    Duarte, California, 91010-3000

  • Banner Good Samaritan Medical Center

    Phoenix, Arizona, 85006

Other trials in United States

About this study

Official title: Randomized Phase II Study of Adriamycin/Cytoxan/Taxol (ACT) vs. Cytoxan, Thiotepa, Carboplatin (STAMP V) in Patients With High-Risk Primary Breast Cancer

RATIONALE: Drugs used in chemotherapy use different ways to stop tumor cells from dividing so they stop growing or die. Combining more than one drug may kill more tumor cells.

PURPOSE: This randomized phase II trial is studying two different regimens of combination chemotherapy and comparing them to see how well they work in treating patients with high-risk primary stage II or stage III breast cancer.

Read the detailed description

OBJECTIVES:

  • Compare the toxic effects of doxorubicin, cyclophosphamide, and paclitaxel vs cyclophosphamide, thiotepa, and carboplatin in patients with high-risk primary breast cancer. (Arm I closed to accural as of 4/6/2006.)
  • Compare the efficacies of these regimens followed by peripheral blood stem cell rescue in these patients.
  • Determine the efficacy of a bisphosphonate to prevent relapse/metastasis after high-dose chemotherapy in these patients.

OUTLINE: This is a randomized study. Patients are stratified by stage of disease.

Peripheral blood stem cells (PBSC) are collected after mobilization with filgrastim (G-CSF), administered subcutaneously or IV, twice daily beginning 3 days before collection and continuing until collection is complete.

All patients receive conventional-dose adjuvant chemotherapy, probably comprising doxorubicin IV, cyclophosphamide IV, and fluorouracil IV over 1 hour on days 1, 22, 43, and 64. Patients are then randomized to receive 1 of 2 treatment arms of high-dose chemotherapy. (Arm I closed to accrual as of 4/6/2006.)

  • Arm I (ACT) (closed to accrual as of 4/6/2006): Patients receive doxorubicin IV over 24 hours on days -9 to -6, cyclophosphamide IV over 2 hours on day -5, and paclitaxel IV over 24 hours on day -2. PBSC are reinfused on days -2 and 0. G-CSF is administered beginning on day 0 and continuing until blood counts recover.
  • Arm II (STAMP V): Patients receive cyclophosphamide IV, carboplatin IV, and thiotepa IV over 24 hours on days -7 to -4. PBSC are reinfused and G-CSF is administered as in arm I.

Within 4-6 weeks of day 0 of high-dose chemotherapy, patients with estrogen and/or progesterone receptor positive tumors receive oral tamoxifen twice daily for 5 years. Patients are also randomized to receive a bisphosphonate comprising pamidronate IV every 4 weeks for 2 years.

Quality of life is assessed before therapy, at 30 days after high-dose chemotherapy, and at 6 and 12 months.

Patients are followed every 3 months for 1 year and then every 6 months for at least 10 years.

PROJECTED ACCRUAL: A total of 100 patients will be accrued for this study within 3 years.

Conditions
Breast Cancer
Keywords
stage II breast cancer, stage IIIA breast cancer, stage IIIB 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.

Study groups in NCT00004092
Study groupRoleWhat they receive
Arm I (ACT) (closed to accrual as of 4/6/2006)ExperimentalPatients receive doxorubicin IV over 24 hours on days -9 to -6, cyclophosphamide IV over 2 hours on day -5, and paclitaxel IV over 24 hours on day -2. PBSC are reinfused on days -2 and 0. G-CSF is administered beginning on day 0 and continuing until blood counts recover.
Receives: Biological: filgrastim; Drug: cyclophosphamide; Drug: doxorubicin hydrochloride; Drug: paclitaxel; Procedure: peripheral blood stem cell transplantation
Arm II (STAMP V)Active comparatorPatients receive cyclophosphamide IV, carboplatin IV, and thiotepa IV over 24 hours on days -7 to -4. PBSC are reinfused and G-CSF is administered as in arm I.
Receives: Biological: filgrastim; Drug: carboplatin; Drug: cyclophosphamide; Drug: thiotepa; Procedure: peripheral blood stem cell transplantation

What is being measured

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

  1. Five-Year Relapse-free Survival

    RFS events included death or disease recurrence. Patients who did not experience disease recurrence or death were censored at the date of last follow-up. Survival rates were estimates using the Kaplan-Meier method.

    Measured: Five years

Secondary outcomes (1)
  1. Five-Year Overall Survival

    Patients who were still alive were censored at the date of last follow-up. Survival rates were estimates using the Kaplan-Meier method.

    Measured: Five Years

Timeline

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

  1. First posted27 Jan 2003 (estimated)
  2. Study startMay 1999
  3. Primary completionDec 2013
  4. Study completionDec 2013

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
72 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00004092
Sponsor's protocol ID
98096
Other IDs
U01CA063265, P30CA033572, CHNMC-IRB-98096, CHNMC-PHII-18, NCI-H99-0038, CDR0000067305
Status last verified
Jul 2015
First submitted
10 Dec 1999
Last updated
4 Aug 2015

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing filgrastim, carboplatin and cyclophosphamide in people with Breast Cancer, run by City of Hope Medical Center at 2 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?

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 4 Aug 2015. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 2 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 4 Aug 2015). 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?

Five-Year Relapse-free Survival (time frame: Five 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 4 Aug 2015.

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