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Breast CancerPhase 2EarLEE-1NCT03078751

Adjuvant Ribociclib With Endocrine Therapy in Hormone Receptor+/HER2- High Risk Early Breast Cancer

A Phase 2 study testing Ribociclib and Adjuvant endocrine therapy in people with Breast Cancer, run by Novartis Pharmaceuticals at 33 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

This was an open label, multi-center protocol for U.S. patients enrolled in the study of ribociclib with endocrine therapy as an adjuvant treatment in patients with hormone receptor-positive, HER2-negative, high risk early breast cancer 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?
Ribociclib and Adjuvant endocrine therapy
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
54 participants
Where
33 sitesUnited States
Study dates
20 Jun 2017to 9 Mar 2020
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 confirmed unilateral primary invasive adenocarcinoma of the breast
  • Estrogen receptor-positive and/or progesterone receptor-positive, HER2-negative breast cancer
  • Patient is after surgical resection of the tumor where tumor was removed completely, with the final surgical specimen microscopic margins free from tumor and with available archival tumor tissue from the surgical specimen
  • Patient who received adjuvant chemotherapy and have AJCC 8th edition Prognostic Stage Group III tumor; or patient who received neoadjuvant chemotherapy and have 1 or more ipsilateral axillary lymph nodes with residual tumor metastases greater than 2.0 mm in lymph node(-s) and residual tumor greater than 10.0 mm in breast tissue
  • Patient has completed multi-agent adjuvant or neoadjuvant chemotherapy of ≥ 4 cycles or ≥ 12 weeks which included taxanes prior to screening
  • Patient has completed adjuvant radiotherapy (if indicated) prior to screening
Show all 11Show fewer
  • Patient may already have initiated adjuvant endocrine therapy (ET) at the time of randomization, but randomization must take place within 52 weeks of date of initial histological diagnosis of breast cancer and within 12 weeks of initiating ET
  • ECOG Performance Status 0 or 1
  • Adequate bone marrow and organ function
  • Sodium, potassium, phosphorus, magnesium and total calcium laboratory values within normal limits
  • QTcF interval < 450 msec and mean resting heart rate 50-90 bpm

Who cannot join

  • Prior treatment with CDK4/6 inhibitor
  • Prior treatment with tamoxifen, raloxifen or aromatase inhibitors for reduction in risk (chemoprevention) of breast cancer and/or treatment for osteoporosis within last 2 years
  • Prior treatment with anthracyclines at cumulative doses of 450 mg/m² or more for doxorubicin or 900 mg/m² or more for epirubicin
  • Distant metastases of breast cancer beyond regional lymph nodes
  • Patient has not recovered from clinical and laboratory acute toxicities of chemotherapy, radiotherapy and surgery
  • Clinically significant, uncontrolled heart disease and/or cardiac repolarization abnormality, or clinically significant cardiac arrhythmias
Show all 10Show fewer
  • Uncontrolled hypertension with systolic blood pressure >160 mmHg
  • Patient is currently receiving any of the prohibited substances that cannot be discontinued 7 days prior to Cycle 1 Day 1: concomitant medications, herbal supplements, and/or fruits and their juices that are known as strong inhibitors or inducers of CYP3A4/5; medications that have a narrow therapeutic window and are predominantly metabolized through CYP3A4/5; systemic corticosteroids ≤ 2 weeks prior to starting study drug, or who have not fully recovered from side effects of such treatment; concomitant medications with a known risk to prolong the QT interval and/or known to cause torsades de points that cannot be discontinued or replaced by safe alternative medication.
  • Pregnant or breast-feeding (lactating) women or women who plan to become pregnant or breast-feed during the study
  • Women of child-bearing potential unless they are using highly effective methods of contraception during the study treatment and for 21 days after stopping the study treatment.

Trial locations and contacts

33 sites in 1 country.

33 sites in 1 country

United States33 sites
  • Northside Hospital Central Research Dept.

    Atlanta, Georgia, 30342

  • CBCC Global Research

    Bakersfield, California, 93309

  • The Presbyterian Hospital

    Charlotte, North Carolina, 28210

  • Tennessee Oncology, PLLC

    Chattanooga, Tennessee, 37404

  • Baylor Charles A. Sammons Cancer Center

    Dallas, Texas, 75246

  • Texas Oncology P A Texas Oncology - Houston

    Dallas, Texas, 75251

  • Rocky Mountain Cancer Centers Regulatory

    Denver, Colorado, 80218

  • Fairfax Northern Virginia Hem/Onc

    Fairfax, Virginia, 22031

  • Highlands Oncology Group

    Fayetteville, Arkansas, 72703

  • Florida Cancer Specialists South Region

    Fort Myers, Florida, 33916

  • The West Clinic

    Germantown, Tennessee, 38138

  • Memorial Regional Hospital

    Hollywood, Florida, 33021

  • Millennium Oncology

    Houston, Texas, 77090

  • Saint Luke's Hospital of Kansas City

    Kansas City, Missouri, 64111

  • Health Midwest Ventures Group, Inc d/b/a HCA MidAmerica Div.

    Leawood, Kansas, 66209

  • Saint Barnabas Medical Center 2nd Floor East Wing

    Livingston, New Jersey, 07039

  • University of California - Los Angeles

    Los Angeles, California, 90024

  • SCRI - Tennessee Oncology

    Nashville, Tennessee, 37203

  • Pro Health Care Associates

    New Hyde Park, New York, 11042

  • Eastern Connecticut Hematology and Oncology Associates

    Norwich, Connecticut, 06360

  • Ventura County Hematology and Oncology

    Oxnard, California, 93030

  • Hematology Oncology Associates of the Treasure Coast

    Port Saint Lucie, Florida, 34952

  • TRIO - Torrance Health Association

    Redondo Beach, California, 90277

  • Cancer Care Network of South Texas

    San Antonio, Texas, 78258

  • Summit Cancer Care, PC

    Savannah, Georgia, 31405

  • Maryland Oncology Hematology P A

    Silver Spring, Maryland, 20904

  • Florida Cancer Specialists - North Florida Cancer Specialist N

    St. Petersburg, Florida, 33705

  • Multicare Institute for Research and Innovation

    Tacoma, Washington, 98405

  • Northwest Medical Specialties

    Tacoma, Washington, 98405

  • Arizona Oncology Associates PC- HAL

    Tucson, Arizona, 85704

  • Texas Oncology PA - Tyler

    Tyler, Texas, 75702

  • Wenatchee Valley Hospital and Clinics

    Wenatchee, Washington, 98801

  • Innovative Clinical Research Institute

    Whittier, California, 90603

Other trials in United States

About this study

Official title: An Open Label, Multi-center Protocol for U.S. Patients Enrolled in a Study of Ribociclib With Endocrine Therapy as an Adjuvant Treatment in Patients With Hormone Receptor-positive, HER2-negative, High Risk Early Breast Cancer

This was an open label, multi-center protocol for U.S. patients enrolled in the study of ribociclib with endocrine therapy as an adjuvant treatment in patients with hormone receptor-positive, HER2-negative, high risk early breast cancer

Read the detailed description

The purpose of this study was to evaluate the preliminary safety and tolerability of ribociclib to standard adjuvant endocrine therapy (ET) in patients with hormone receptor (HR) positive, Human Epidermal Growth Factor Receptor2 (HER2) negative high risk early breast cancer (EBC).

Originally, this was a randomized, Phase III, double-blind, placebo-controlled, multi-center, international study to evaluate efficacy and safety of ribociclib with ET as an adjuvant treatment in patients with HR-positive, HER2-negative, high risk EBC.

Patients were randomized at a ratio of 1:1 to receive either ribociclib or placebo for approximately 24 months in combination with a standard adjuvant ET with ET continued for at least 60 months.

However, following a review of the ribociclib development program strategy, a decision was taken to explore a different approach by initiating a single Phase III study for simplicity of trial logistics and for the purpose of analyzing the overall population through a single clinical trial. Therefore, this study was closed to enrollment early and was amended to be an open label, multi-center Phase II study conducted in the US only. All randomized patients were unblinded; patients randomized to placebo were permanently discontinued from the study and patients randomized to ribociclib were offered the option to continue treatment with ribociclib + ET.

The study included a screening phase (28 days), a treatment phase composed of maximum of 26 cycles of ribociclib in combination with ET (approximately 24 months) or until disease recurrence, intolerable toxicity, withdrawal of consent, or discontinuation from the study treatment for any other reason, whichever was earlier, and a 30 days safety follow up from last dose of ribociclib. Ribociclib was given orally once a day on days 1 to 21 in each 28 days cycle.

Safety was assessed for each patient until 30 days after the last dose of ribociclib and included routine safety monitoring except in case of death, loss to follow up or withdrawal of consent.

Conditions
Breast Cancer
Being tested
Ribociclib, Adjuvant endocrine therapy, Placebo
Keywords
Hormone receptor-positive, Estrogen and/or progesterone receptor-positive, HER2-negative, High risk early breast cancer, Adjuvant, Ribociclib, LEE011, CDK4/6 inhibitor, Endocrine therapy, Phase II, Breast carcinoma, 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.

  • RibociclibDrug

    Also called LEE011

    Ribociclib 600 mg daily on days 1 to 21 of a 28-day cycle for 26 cycles (approximately 24 months).

    Ribociclib was supplied in the form of 200 mg film-coated tablets taken by mouth.

  • Adjuvant endocrine therapyDrug

    Letrozole 2.5 mg by mouth daily, or anastrozole 1 mg by mouth daily, exemestane 25 mg by mouth daily, tamoxifen 20 mg by mouth daily, for a total duration of at least 60 months. In premenopausal women, a GnRH agonist administered every 28 days.

  • PlaceboDrug

    Placebo 600 mg daily on days 1 to 21 of a 28-day cycle for 26 cycles (approximately 24 months).

    Placebo was supplied in the form of 200 mg film-coated tablets taken by mouth.

Study groups in NCT03078751
Study groupRoleWhat they receive
Ribociclib + adjuvant endocrine therapy (ET)ExperimentalPatients in this arm took Ribociclib in combination with standard adjuvant endocrine therapy. ET was one of these 4: Letrozole, Anastrozole, Exemestane, Tamoxifen (Tamoxifen no longer permitted after protocol amendment 2)
Receives: Drug: Ribociclib; Drug: Adjuvant endocrine therapy
Placebo + adjuvant endocrine therapy (ET)Placebo comparatorPatients in this arm took Placebo in combination with standard adjuvant endocrine therapy. ET was one of these 4: Letrozole, Anastrozole, Exemestane, Tamoxifen
Receives: Drug: Adjuvant endocrine therapy; Drug: Placebo

What is being measured

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

  1. Number of Participants With Adverse Events and Serious Adverse Events

    These are the number of participants who had adverse events or serious adverse events regardless of whether is was suspected to be drug-related or not

    Measured: Up to 26 months

  2. Percentage of Participants With Adverse Events and Serious Adverse Events

    These are the percentage of participants that had adverse events or serious adverse events regardless of whether is was suspected to be drug-related or not

    Measured: Up to 26 months

Timeline

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

  1. First posted13 Mar 2017
  2. Study start20 Jun 2017
  3. Primary completion9 Mar 2020
  4. Study completion9 Mar 2020

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
54 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03078751
Sponsor's protocol ID
CLEE011G2301
Other IDs
2014-001795-53, 2014
Acronym
EarLEE-1
Status last verified
Oct 2021
First submitted
27 Feb 2017
Last updated
11 Oct 2021
Data monitoring committee
No
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
Yes: Novartis is committed to sharing with qualified external researchers, access to patient-level data and supporting clinical documents from eligible studies. These requests are reviewed and approved by an independent expert panel on the basis of scientific merit. All data provided is anonymized to respect the privacy of patients who have participated in the triasl in line with applicable laws and regulations. This trial data will be available according to the process described on www.clinicalstudydatarequest.com.

Publications

  • Hudis CA, Barlow WE, Costantino JP, Gray RJ, Pritchard KI, Chapman JA, Sparano JA, Hunsberger S, Enos RA, Gelber RD, Zujewski JA. Proposal for standardized definitions for efficacy end points in adjuvant breast cancer trials: the STEEP system. J Clin Oncol. 2007 May 20;25(15):2127-32. doi: 10.1200/JCO.2006.10.3523.

    PubMed 17513820
  • Hortobagyi GN, Connolly JL, D'Orsi CJ, et al (2017). Breast. From AJCC Cancer Staging Manual 8th ed. By Amin MB, Edge S, Greene FL, et al. Springer

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Ribociclib and Adjuvant endocrine therapy in people with Breast Cancer, run by Novartis Pharmaceuticals at 33 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 11 inclusion and 10 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 11 Oct 2021. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 33 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. Some participants in this study may receive a placebo. 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 15 Jan 2021). 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?

Number of Participants With Adverse Events and Serious Adverse Events (time frame: Up to 26 months). 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?

On the ClinicalTrials.gov record for NCT03078751, which also lists 2 linked publications.

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 11 Oct 2021.

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