Breast cancer drug safety tracked for 4 years in extension study
NCT ID NCT05645536
First seen Nov 01, 2025 · Last updated May 14, 2026 · Updated 21 times
Summary
This study is for people with HR+, HER2- breast cancer who finished a previous study on TOL2506. It aims to check the long-term safety of TOL2506 when taken with tamoxifen or an aromatase inhibitor for up to 4 years. About 250 premenopausal women and men will take part. The main focus is tracking side effects.
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Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Contacts and locations
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Locations
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Amiisto Atencion Medica Integral, Investigacion Y Terapia Oncologica S. A. DE C. V.
Madero, Mexico
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Atencion Medica Integral E Investigacion en Terapia Oncologica
Mexico City, 07300, Mexico
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Baptist Health Lexington
Lexington, Kentucky, 40503, United States
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Baptist Health Louisville
Louisville, Kentucky, 40207, United States
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CIMET Scientific Corporation S. A. P. I. de C. V.
Guadalajara, 44340, Mexico
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Cape Fear Valley Health Systems - Cancer Center
Fayetteville, North Carolina, 28304, United States
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Centro Privado de MRI de Rio Cuarto SA
Córdoba, X5800, Argentina
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Centro Regional Integrado de Oncologia
Fortaleza, Ceará, 60335-480, Brazil
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Centro de Estudos e Pesquisa de Hematologia e Oncologia
Santo André, Brazil
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Erode Cancer Centre Private Ltd.
Erode, Tamil Nadu, 638012, India
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FDI Clinical Research
San Juan, 00927, Puerto Rico
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Faicic S de Rl de C. V.
Veracruz, 91900, Mexico
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Fred Hutchinson Cancer Center
Seattle, Washington, 98109, United States
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Fundacao Pio XII - Hospital de Amor Barretos
São Paulo, 14784-070, Brazil
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Fundacion CENIT
CABA, C1125ABD, Argentina
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HCG Manavata Cancer Centre
Nashik, Maharashtra, 422002, India
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Hematology Oncology Associates of Central New York, PC
East Syracuse, New York, 13057, United States
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Holy Cross Hospital
Fort Lauderdale, Florida, 33308, United States
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Hospital Aleman
Caba, C1118AAT, Argentina
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Hospital Araujo Jorge
Goiânia, Goiás, 74605-070, Brazil
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Hospital de Amor Amazonia
Porto Velho, Rondônia, 76834-899, Brazil
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Hospital do Cancer de Londrina
Londrina, Paraná, 86015, Brazil
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Indrayani Hospital and Cancer Institute
Pune, Maharashtra, 412105, India
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Instituto Medico de la Fundacion Estudios Clinicos
Rosario, Santa Fe Province, S2000DEJ, Argentina
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Instituto Oncologico de Cordoba (IONC)
Córdoba, 5000, Argentina
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Instituto de Educacao, Pesquisa e Gestao em Saude
Rio de Janeiro, 22775-001, Brazil
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Irmandade Santa Casa de Misericordia de Porto Alegre
Porto Alegre, Rio Grande do Sul, 90050-170, Brazil
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Joe Arrington Cancer Research and Treatment Center at Covenant Children's Hospital
Lubbock, Texas, 79410, United States
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KIMS - Kingsway Hospitals
Nagpur, Maharashtra, 440001, India
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Lankenau Medical Center
Wynnewood, Pennsylvania, 19096, United States
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Marin Cancer Care, Inc.
Greenbrae, California, 94904, United States
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Maryland Oncology Hematology, P.A.
Columbia, Maryland, 21044, United States
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Mysore Medical College and Research Institute
Mysore, Karnataka, 570001, India
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Oncoville Cancer Hospital and Research Centre
Bengaluru, Karnataka, 560072, India
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SRV AGADI Hospital and Research Centre
Bangalore, Karnataka, 560027, India
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Sanatorio Allende
Córdoba, Argentina
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Swami Harshankaranand Ji Hospital & Research Centre
Varanasi, Uttar Pradesh, 221005, India
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Tennessee Oncology
Nashville, Tennessee, 37203, United States
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Tennessee Oncology, PLLC
Chattanooga, Tennessee, 37404, United States
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Texas Oncology - Central South
Austin, Texas, 78745, United States
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Texas Oncology - DFW
Plano, Texas, 75075, United States
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Texas Oncology - Northeast Texas
Longview, Texas, 75601, United States
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Texas Oncology - Presbyterian Cancer Center
Dallas, Texas, 75231, United States
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Texas Oncology - San Antonio
New Braunfels, Texas, 78130, United States
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Uniao Brasileira de Educacao e Assistencia
Porto Alegre, Rio Grande do Sul, 90610-000, Brazil
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Unidad de Medicina Especializada SMA
San Juan del Río, Querétaro, 76800, Mexico
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Unique Hospital Multispecialty & Research Institute
Surat, Gujarat, 395002, India
Conditions
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