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brca1 Mutation CarrierPhase 2NCT00080756

Deslorelin Combined With Low-Dose Add-Back Estradiol and Testosterone in Preventing Breast Cancer in Premenopausal Women Who Are at High Risk for This Disease

A Phase 2 study testing therapeutic estradiol, deslorelin and therapeutic testosterone in people with brca1 Mutation Carrier and brca2 Mutation Carrier, run by City of Hope Medical Center at 1 site in United States.

Unknown status

Status not confirmed. The sponsor has not verified this record for over two years, so it may be out of date.

Official record
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Trial summary

RATIONALE: Chemoprevention therapy is the use of certain drugs to try to prevent the development or recurrence of cancer. Deslorelin combined with low-dose add-back estradiol and testosterone (given to replace hormones suppressed by deslorelin) may be effective in preventing breast cancer in at-risk women. Read more about this study

Who is it for?
Ages 21 to 48 years, women only
What is being tested?
therapeutic estradiol, deslorelin and therapeutic testosterone
Type of treatment
Surgery or procedure
Could I receive a placebo?
No, everyone receives an active treatment
How many people
11 participants
Where
1 siteUnited States
Study dates
11 Mar 2004to 15 Oct 2024
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 21 to 48 years
  • Women only
  • No healthy volunteers
  • Adult

Who may be able to join

  • Patients must generally be in good health with lab values and physical examination within normal limits
  • Known high risk of breast cancer due to BRCA mutation or empiric risk > 30% lifetime by the Claus model
  • No evidence or history of pervious cancer, except non-melanoma skin cancer
  • Premenopausal women planning risk reduction mastectomy in 6 months or more (Group 1) or continued surveillance (Group 2)
  • Prior tubal ligation or willing to use a non-hormonal barrier method of contraception
  • Signed the Informed Consent Form document for this study in accordance with all Federal, State and Institutional regulations
  • Must be current non-smoker

Who cannot join

  • GnRHA treatment within 12 months of study entry
  • Nasal polyposis, atrophic rhinitis, severe allergic or vasomotor rhinitis, or sinusitis requiring current treatment or treatment for more than 3 months in the previous year
  • Concurrent medications including: corticosteroids (prednisone, prednisolone, cortisone acetate, Decadron, Deltasone, hydrocortisone, Hydrocortone, Medrol), estrogens, progestins or androgens, including oral, implanted, or injected contraceptive; (At least 6 months must have elapsed since the last use of an implanted or injected contraceptive such as Norplant)
  • Pregnant or breast-feeding or have been so in the last six months
  • Immeasurable breast density on mammogram

Trial locations and contacts

1 site in 1 country.

United States1 site
  • City of Hope Medical Center

    Duarte, California, 91010-3000

Other trials in United States

About this study

Official title: Biomarkers, Breast Density And Risk Reduction Perspectives In BRCA Carriers

RATIONALE: Chemoprevention therapy is the use of certain drugs to try to prevent the development or recurrence of cancer. Deslorelin combined with low-dose add-back estradiol and testosterone (given to replace hormones suppressed by deslorelin) may be effective in preventing breast cancer in at-risk women.

PURPOSE: This phase II trial is studying how well giving deslorelin together with estradiol and testosterone works in preventing breast cancer in premenopausal women who are at high risk for this disease.

Read the detailed description

OBJECTIVES:

  1. Assess the effects on the breast of treatment with the gonadotropin-releasing hormone agonist (GnRHA)-based regimen in breast cancer (BRCA) gene mutation carriers, including correlation of changes in mammographic and magnetic resonance imaging (MRI) densities with tissue morphometrics and biomarkers.

II. Evaluate perspectives about risk reduction options and impact on quality-of-life (QOL) measures of participation in the chemopreventive protocol and in risk reduction surgery.

OUTLINE:

GROUP 1: Patients receive deslorelin, estradiol, and testosterone intranasally once daily (QD) for 6 months. Patients then undergo planned risk reduction mastectomy.

GROUP 2: Patients receive deslorelin, estradiol, and testosterone intranasally QD for 10 months. Patients then undergo continued surveillance through 10 months.

After completion of study treatment, patients are followed up every 6 months for 2 years.

Being tested
therapeutic estradiol, deslorelin, therapeutic testosterone, therapeutic conventional surgery, active surveillance
Keywords
breast cancer, BRCA1 mutation carrier, BRCA2 mutation carrier
Medical subject headings
Breast Neoplasms

What participants receive

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

  • therapeutic estradiolBiological

    0.35mg/100ul per day as a nasal spray

  • deslorelinDrug

    1mg/100ul per day as a nasal spray

  • therapeutic testosteroneDrug

    0.275mg/100ul per day as a nasal spray

  • therapeutic conventional surgeryProcedure or surgery

    Undergo risk reduction mastectomy

  • active surveillanceOther

    Undergo continued surveillance

  • quality-of-life assessmentProcedure or surgery

    Ancillary studies

  • laboratory biomarker analysisOther

    Correlative studies

Study groups in NCT00080756
Study groupRoleWhat they receive
Group 1 (planned risk reduction mastectomy)ExperimentalPatients receive deslorelin, estradiol, and testosterone intranasally QD for 6 months. Patients then undergo planned risk reduction mastectomy.
Receives: Biological: therapeutic estradiol; Drug: deslorelin; Drug: therapeutic testosterone; Procedure: therapeutic conventional surgery; Procedure: quality-of-life assessment; Other: laboratory biomarker analysis
Group 2 (continued survaillance)Active comparatorPatients receive deslorelin, estradiol, and testosterone intranasally QD for 10 months. Patients then undergo continued surveillance through 10 months.
Receives: Biological: therapeutic estradiol; Drug: deslorelin; Drug: therapeutic testosterone; Other: active surveillance; Procedure: quality-of-life assessment; Other: laboratory biomarker analysis

What is being measured

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

  1. Treatment effects and correlation of changes in morphometrics and biomarkers as assessed by mammogram and magnetic resonance image (MRI) densities on days 1 and 300

    Measured: Day 300

  2. Perspectives about risk reduction options and their impact on quality of life (QOL) as assessed by Medical Outcomes 36-item short-form version, Health Perceptions scale, and Body Image scale on days 1, 169, and 300, and then every 6 months for 2 years

    Measured: 2 years

Timeline

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

  1. First posted8 Apr 2004 (estimated)
  2. Study start11 Mar 2004
  3. Primary completion15 Sep 2024 (estimated)
  4. Study completion15 Oct 2024 (estimated)

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
Prevention
Allocation
Non-randomised
Intervention model
Single group
Masking
None (open label)
Enrolment
11 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00080756
Sponsor's protocol ID
02164
Other IDs
P30CA033572, CHNMC-IRB-02164, CDR0000355156, NCI-2011-00975
Status last verified
Aug 2024
First submitted
7 Apr 2004
Last updated
28 Aug 2024
Results posted
No
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing therapeutic estradiol, deslorelin and therapeutic testosterone in people with brca1 Mutation Carrier and brca2 Mutation Carrier, run by City of Hope 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 7 inclusion and 5 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: status not confirmed, as of the sponsor's last update on 28 Aug 2024. 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?

Results are not available in the source record.

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?

Treatment effects and correlation of changes in morphometrics and biomarkers as assessed by mammogram and magnetic resonance image (MRI) densities on days 1 and 300 (time frame: Day 300). The study lists 2 primary outcomes in all. 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 28 Aug 2024; AzTrials last refreshed its copy on 1 Nov 2026.

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