A Study of Abemaciclib (LY2835219) Plus Tamoxifen or Abemaciclib Alone in Women With Metastatic Breast Cancer

NCT ID: NCT02747004

Last Updated: 2025-04-20

Study Results

Results available

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Basic Information

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Recruitment Status

ACTIVE_NOT_RECRUITING

Clinical Phase

PHASE2

Total Enrollment

234 participants

Study Classification

INTERVENTIONAL

Study Start Date

2016-09-14

Study Completion Date

2025-12-31

Brief Summary

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The main purpose of this study is to evaluate the safety and efficacy of abemaciclib plus tamoxifen or abemaciclib alone in women with previously treated hormone receptor-positive (HR+), human epidermal growth factor receptor 2 negative (HER2-), metastatic breast cancer.

Detailed Description

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Conditions

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Metastatic Breast Cancer

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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Abemaciclib + Tamoxifen

Abemaciclib given orally every 12 hours (Q12H) in combination with tamoxifen given orally every day. Participants may continue to receive treatment until discontinuation criteria are met.

Group Type EXPERIMENTAL

Abemaciclib

Intervention Type DRUG

Administered orally

Tamoxifen

Intervention Type DRUG

Administered orally

Abemaciclib

Abemaciclib given orally Q12H. Participants may continue to receive treatment until discontinuation criteria are met.

Group Type EXPERIMENTAL

Abemaciclib

Intervention Type DRUG

Administered orally

Abemaciclib + Prophylactic Loperamide

Abemaciclib given orally Q12H in combination with prophylactic loperamide given orally. Participants may continue to receive treatment until discontinuation criteria are met.

Group Type EXPERIMENTAL

Abemaciclib

Intervention Type DRUG

Administered orally

Prophylactic Loperamide

Intervention Type DRUG

Administered orally

Interventions

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Abemaciclib

Administered orally

Intervention Type DRUG

Tamoxifen

Administered orally

Intervention Type DRUG

Prophylactic Loperamide

Administered orally

Intervention Type DRUG

Other Intervention Names

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LY2835219

Eligibility Criteria

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Inclusion Criteria

* Have a diagnosis of HR+, HER2- breast cancer.
* Relapsed or progressed following endocrine therapy.
* Have received prior treatment with at least 2 chemotherapy regimens, of which at least 1 but no more than 2 have been administered in the metastatic setting.
* Have the presence of measureable disease as defined by the Response Evaluation Criteria in Solid Tumors (RECIST 1.1).
* Have a performance status ≤1 on the Eastern Cooperative Oncology Group (ECOG) scale.
* Have discontinued previous therapies for cancer (including specifically, aromatase inhibitors, anti-estrogens, chemotherapy, radiotherapy, and immunotherapy) for at least 21 days for myelosuppressive agents or 14 days for nonmyelosuppressive agents prior to receiving study drug, and recovered from the acute effects of therapy (until the toxicity resolves to either baseline or at least Grade 1) except for residual alopecia or peripheral neuropathy.
* Have adequate organ function.
* Have negative serum pregnancy test within 7 days prior to the first dose of study treatment and agree to use highly effective precautions to prevent pregnancy during the study and for 3 weeks following last dose of study treatment.
* Are able to swallow oral medication.

Exclusion Criteria

* Have clinical evidence or history of central nervous system metastasis.
* Have a personal history of any of the following conditions: syncope of either unexplained or cardiovascular etiology, ventricular tachycardia, ventricular fibrillation, or sudden cardiac arrest.
* Have active bacterial or fungal infection (that is, requiring intravenous antibiotics at the time of initiating study treatment) and/or detectable viral infection.
* Have received treatment with a prior cyclin-dependent kinase (CDK4) and CDK 6 inhibitor.
* Have a preexisting chronic condition resulting in persistent diarrhea.
* Have a history of any other cancer (except nonmelanoma skin cancer or carcinoma in-situ of the cervix or breast), unless in complete remission with no therapy for a minimum of 3 years.
Minimum Eligible Age

18 Years

Eligible Sex

FEMALE

Accepts Healthy Volunteers

No

Sponsors

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Eli Lilly and Company

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Call 1-877-CTLILLY (1-877-285-4559) or 1-317-615-4559 Mon - Fri 9 AM - 5 PM Eastern time (UTC/GMT - 5 hours, EST)

Role: STUDY_DIRECTOR

Eli Lilly and Company

Locations

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The University of Arizona Cancer Center

Tucson, Arizona, United States

Site Status

Dartmouth Hitchcock Medical Center

Lebanon, New Hampshire, United States

Site Status

Tennessee Oncology PLLC

Nashville, Tennessee, United States

Site Status

The Center for Cancer and Blood Disorders

Fort Worth, Texas, United States

Site Status

University of Wisconsin Clinical Research Center

Madison, Wisconsin, United States

Site Status

CENIT Centro de Neurociencias, Investigación y Tratamiento

CABA, Buenos Aires, Argentina

Site Status

Fundacion Ars Medica

San Salvador de Jujuy, Jujuy Province, Argentina

Site Status

Clinica Viedma

Viedma, Río Negro Province, Argentina

Site Status

Instituto de Oncología de Rosario

Rosario, Santa Fe Province, Argentina

Site Status

Centro Para la Atención Integral del Paciente Oncologico (CAIPO)

San Miguel de Tucumán, Tucumán Province, Argentina

Site Status

Sanatorio Parque

Salta, , Argentina

Site Status

Medizinische Universitaet Graz

Graz, Styria, Austria

Site Status

Universitätsklinik Innsbruck

Innsbruck, Tyrol, Austria

Site Status

AKH

Vienna, , Austria

Site Status

Universitair Ziekenhuis Gent

Ghent, Oost-Vlaanderen, Belgium

Site Status

VITAZ

Sint-Niklaas, Oost-Vlaanderen, Belgium

Site Status

Grand Hopital de Charleroi-Site Notre-Dame

Charleroi, , Belgium

Site Status

Centre Hospitalier Universitaire Sart Tilman

Liège, , Belgium

Site Status

Hospital São Lucas - PUCRS - ONCOLOGY

Porto Alegre, Rio Grande do Sul, Brazil

Site Status

Fundação Pio XII - Hospital de Câncer de Barretos

Barretos, São Paulo, Brazil

Site Status

Icesp - Instituto Do Câncer Do Estado de São Paulo

São Paulo, , Brazil

Site Status

Clinica de Pesquisas e Centro de Estudos em Oncologia Ginecológica e Mamária LTDA

São Paulo, , Brazil

Site Status

Masarykuv onkologicky ustav

Brno, Czech Republic, Czechia

Site Status

Fakultni nemocnice Kralovske Vinohrady

Prague, , Czechia

Site Status

Fakultni Poliklinika VFN

Prague, , Czechia

Site Status

Fakultni Nemocnice v Motole

Prague, , Czechia

Site Status

Thomayerova nemocnice

Praha 4 - Krc, , Czechia

Site Status

Centre Oscar Lambret

Lille, Hauts-de-France, France

Site Status

Institut Paoli-Calmettes

Marseille, Provence-Alpes-Côte d'Azur Region, France

Site Status

Universitätsklinikum Ulm

Ulm, Baden-Wurttemberg, Germany

Site Status

Kath. Marienkrankenhaus gGmbH

Hamburg, , Germany

Site Status

Polic.Umberto I -Univ. La Sapienza

Roma, Rome, Italy

Site Status

Ospedale Sacro Cuore Don G. Calabria

Negrar, Verona, Italy

Site Status

Ospedale Bellaria - Azienda USL di Bologna

Bologna, , Italy

Site Status

Azienda Ospedaliera Universitaria Federico II

Napoli, , Italy

Site Status

Neurociencias Estudios Clinicos

Culiacán, Sinaloa, Mexico

Site Status

Centro Hemato Oncologico Privado

San Bernardino, Toluca, Mexico

Site Status

Grupo Medico Camino Sc

Mexico City, , Mexico

Site Status

Oaxaca Site Management Organization

Oaxaca City, , Mexico

Site Status

Republic Oncology Dispensary of MoH of Republic Tatarstan

Kazan', , Russia

Site Status

St-Petersburg scientifical practical center of specialized medical care

Saint Petersburg, , Russia

Site Status

Saint-Petersburg city clinical oncology dispensary

Saint Petersburg, , Russia

Site Status

Hospital Universitari Vall d'Hebron

Barcelona, Barcelona [Barcelona], Spain

Site Status

Hospital Universitario Ramón y Cajal

Madrid, Madrid, Comunidad de, Spain

Site Status

Hospital Clinic I Provincial

Barcelona, , Spain

Site Status

Hospital General Universitario Gregorio Marañon

Madrid, , Spain

Site Status

Hospital Clinico San Carlos

Madrid, , Spain

Site Status

Hospital Universitario 12 de Octubre

Madrid, , Spain

Site Status

Hospital Clínico Universitario de Valencia

Valencia, , Spain

Site Status

Taipei Medical University Shuang Ho Hospital

New Taipei City, , Taiwan

Site Status

China Medical University Hospital

Taichung, , Taiwan

Site Status

Mackay Memorial Hospital

Taipei, , Taiwan

Site Status

Taipei Veterans General Hospital

Taipei, , Taiwan

Site Status

Chang Gung Memorial Hospital - Linkou

Taoyuan, , Taiwan

Site Status

Erciyes University Faculty of Medicine

Kayseri, Melikgazi, Turkey (Türkiye)

Site Status

Baskent University Dr. Turgut Noyan Research and Training Center

Adana, , Turkey (Türkiye)

Site Status

Hacettepe University Faculty of Medicine

Ankara, , Turkey (Türkiye)

Site Status

Medipol Mega University Hospital

Istanbul, , Turkey (Türkiye)

Site Status

Marmara University Medical Faculty

Istanbul, , Turkey (Türkiye)

Site Status

Countries

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United States Argentina Austria Belgium Brazil Czechia France Germany Italy Mexico Russia Spain Taiwan Turkey (Türkiye)

References

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Hamilton E, Cortes J, Ozyilkan O, Chen SC, Petrakova K, Manikhas A, Jerusalem G, Hegg R, Huober J, Zhang W, Chen Y, Martin M. nextMONARCH Phase 2 randomized clinical trial: overall survival analysis of abemaciclib monotherapy or in combination with tamoxifen in patients with endocrine-refractory HR + , HER2- metastatic breast cancer. Breast Cancer Res Treat. 2022 Aug;195(1):55-64. doi: 10.1007/s10549-022-06662-9. Epub 2022 Jul 12.

Reference Type DERIVED
PMID: 35829935 (View on PubMed)

Provided Documents

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Document Type: Study Protocol

View Document

Document Type: Statistical Analysis Plan

View Document

Related Links

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https://trials.lillytrialguide.com/en-US/trial/11MY3TKjOeIWgmIkemWkyM

A Study of Abemaciclib (LY2835219) Plus Tamoxifen or Abemaciclib Alone in Women With Metastatic Breast Cancer (nextMONARCH 1)

Other Identifiers

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I3Y-MC-JPCG

Identifier Type: OTHER

Identifier Source: secondary_id

2016-000288-18

Identifier Type: EUDRACT_NUMBER

Identifier Source: secondary_id

16339

Identifier Type: -

Identifier Source: org_study_id

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