Soy Isoflavones Supplementation in Treating Women at High Risk For or With Breast Cancer
Soy Isoflavones Supplementation in Treating Women at High Risk For or With Breast Cancer
NCT ID: NCT01219075 Phase: NA Status: COMPLETED Enrollment: 110 Completion: 2022-11-24
Conditions
BRCA1 Mutation Carrier, BRCA2 Mutation Carrier, Ductal Breast Carcinoma in Situ, Lobular Breast Carcinoma in Situ, Stage IA Breast Cancer, Stage IB Breast Cancer, Stage II Breast Cancer, Stage IIIA Breast Cancer, Stage IIIB Breast Cancer
Interventions
soy isoflavones, placebo, questionnaire administration, magnetic resonance imaging, biopsy, immunohistochemistry staining method, laboratory biomarker analysis, mammography
Summary
RATIONALE: Chemoprevention is the use of certain drugs to keep cancer from forming. The use of soy isoflavones supplements may prevent or treat early stage breast cancer. PURPOSE: This clinical trial studies soy isoflavones supplementation in treating women at high risk for or with breast cancer.
Primary Outcome
Number of participants with reduced MRI volume (MRIV)