Defined Green Tea Catechin Extract in Treating Women With Hormone Receptor Negative Stage I-III Breast Cancer
Status: COMPLETED
Study type: INTERVENTIONAL
Conditions: Estrogen Receptor-negative Breast Cancer|Progesterone Receptor-negative Breast Cancer|Stage I Breast Cancer|Stage II Breast Cancer|Stage IIIA Breast Cancer|Stage IIIB Breast Cancer
Interventions: OTHER: placebo|OTHER: quality-of-life assessment|PROCEDURE: questionnaire administration|PROCEDURE: laboratory biomarker analysis|DRUG: defined green tea catechin extract
Sponsor: National Cancer Institute (NCI)
Collaborators: National Institutes of Health (NIH)