Vitamin D Deficiency, Muscle Pain, Joint Pain, and Joint Stiffness in Postmenopausal Women Receiving Letrozole For Stage I-III Breast Cancer
Status: COMPLETED
Study type: INTERVENTIONAL
Conditions: Arthralgia|Musculoskeletal Complications|Pain|Recurrent Breast Cancer|Stage I Breast Cancer|Stage II Breast Cancer|Stage IIIA Breast Cancer|Stage IIIB Breast Cancer|Stage IIIC Breast Cancer
Interventions: DRUG: letrozole|DIETARY_SUPPLEMENT: calcium carbonate|OTHER: laboratory biomarker analysis|DIETARY_SUPPLEMENT: calcium citrate|DIETARY_SUPPLEMENT: calcium glucarate|DRUG: calcium gluconate|DIETARY_SUPPLEMENT: cholecalciferol|PROCEDURE: assessment of therapy complications|PROCEDURE: musculoskeletal complications management/prevention
Sponsor: University of Washington
Collaborators: National Cancer Institute (NCI)