Evaluation of Vitamin D Requirements During Pregnancy

• Status: Completed
• Trial end date: 2010-01-01
• Target enrollment: 0
• Participant gender: Female

Summary

The purpose of this study is to determine the effectiveness of vitamin D supplementation during pregnancy starting at the beginning of the second trimester. Mothers will be randomized to one of three vitamin D dosing groups: 400, 2,000 or 4,000 international units per day. It is hypothesized that the highest dosing regimen will result in a better vitamin D status of women regardless of their ethnicity or race.

• Phase: Phase 3
• Accepts Healthy Volunteers?: Accepts Healthy Volunteers

Details

• Lead Sponsor: Medical University of South Carolina
• Collaborator: Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
• Treatments: Cholecalciferol; Ergocalciferols; Vitamin D; Vitamins

Criteria

Inclusion Criteria:

1. Women who are within the ages of 16-45 years

2. In good general health

3. Less than 12 weeks pregnant (based on last menstrual period)

Exclusion Criteria:

1. Mothers with preexisting type I or type II diabetes

2. Mothers with preexisting hypertension

3. Mothers with preexisting parathyroid disease or uncontrolled thyroid disease

4. Mothers with multiple fetuses (e.g., twins, triplets, etc.)