Finding the Best Tamoxifen Dose for Breast Cancer Risk Reduction in Premenopausal Women, RENAISSANCE Trial

Conditions: Breast Carcinoma; Breast Ductal Carcinoma In Situ; Breast Lobular Carcinoma In Situ; Estrogen Receptor-Positive Breast Carcinoma Interventions: Procedure: Biopsy; Procedure: Biospecimen Collection; Procedure: Mammography; Other: Questionnaire Administration; Drug: Tamoxifen Sponsors: National Cancer Institute (NCI) Not yet recruiting
Source: ClinicalTrials.gov - Category: Research Source Type: clinical trials