Please select the arm or intervention descriptions that belong to the clinical trial below.
Title: N/A
Brief Summary: To address cardiovascular disease, cancer, and osteoporosis, the most common causes of death, disability, and impaired quality of life in postmenopausal women. The three major components of the WHI are: a randomized controlled clinical trial of hormone replacement therapy (HRT), dietary modification (DM), and calcium/vitamin D supplementation (CaD); an observational study (OS); and a community prevention study (CPS). On October 1, 1997, administration of the WHI was transferred to the NHLBI where it is conducted as a consortium effort led by the NHLBI in cooperation with the National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS), the National Cancer Institute (NCI), and the National Institute on Aging (NIA).


Options:
A: Arm Label: Placebo Pills and Placebo Liquid; Type: PLACEBO_COMPARATOR; Interventions: Other: Placebo Pills and Placebo Liquid | Arm Label: Hydroxyurea Pills and Placebo Liquid; Type: ACTIVE_COMPARATOR; Interventions: Drug: Hydroxyurea | Arm Label: Placebo Pills and Magnesium Pidolate Liquid; Type: ACTIVE_COMPARATOR; Interventions: Drug: Magnesium Pidolate | Arm Label: Hydroxyurea Pills and Magnesium Pidolate Liquid; Type: ACTIVE_COMPARATOR; Interventions: Drug: Hydroxyurea, Drug: Magnesium Pidolate | Intervention Type: DRUG; Name: Hydroxyurea; Assigned to Arm(s): Hydroxyurea Pills and Magnesium Pidolate Liquid, Hydroxyurea Pills and Placebo Liquid | Intervention Type: DRUG; Name: Magnesium Pidolate; Assigned to Arm(s): Hydroxyurea Pills and Magnesium Pidolate Liquid, Placebo Pills and Magnesium Pidolate Liquid | Intervention Type: OTHER; Name: Placebo Pills and Placebo Liquid; Assigned to Arm(s): Placebo Pills and Placebo Liquid
B: Arm Label: 1; Type: EXPERIMENTAL; Interventions: Drug: Magnesium Sulfate | Arm Label: 2; Type: PLACEBO_COMPARATOR; Interventions: Drug: Normal Saline | Intervention Type: DRUG; Name: Magnesium Sulfate; Assigned to Arm(s): 1 | Intervention Type: DRUG; Name: Normal Saline; Assigned to Arm(s): 2
C: Intervention Type: DRUG; Name: hormone replacement therapy; Assigned to Arm(s): N/A | Intervention Type: DRUG; Name: estrogens; Assigned to Arm(s): N/A | Intervention Type: DRUG; Name: progestins; Assigned to Arm(s): N/A | Intervention Type: DRUG; Name: estrogen replacement therapy; Assigned to Arm(s): N/A | Intervention Type: BEHAVIORAL; Name: diet, fat-restricted; Assigned to Arm(s): N/A | Intervention Type: DRUG; Name: calcium; Assigned to Arm(s): N/A | Intervention Type: DRUG; Name: vitamin D; Assigned to Arm(s): N/A | Intervention Type: BEHAVIORAL; Name: dietary supplements; Assigned to Arm(s): N/A
D: Arm Label: Stage 1; Type: EXPERIMENTAL; Interventions: Drug: Lexiscan | Arm Label: Stage 2; Type: EXPERIMENTAL; Interventions: Drug: Lexiscan | Arm Label: Stage 3; Type: EXPERIMENTAL; Interventions: Drug: Lexiscan | Arm Label: Stage 4; Type: EXPERIMENTAL; Interventions: Drug: Lexiscan | Arm Label: Stage 2B; Type: EXPERIMENTAL; Interventions: Drug: Lexiscan | Intervention Type: DRUG; Name: Lexiscan; Assigned to Arm(s): Stage 1, Stage 2, Stage 2B, Stage 3, Stage 4

Answer: C