Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.
NCT00412074 · ClinicalTrials.gov registry record · Phase 3
Establishing the Vitamin D Requirements During Lactation
A Phase 3 study, sponsored by Medical University of South Carolina.
- Completed
- Registry status
- Phase 3
- Development phase
- 460
- Enrollment target
NCT00412074: Completed Phase 3 study, sponsored by Medical University of South Carolina.
NCT00412074 is a Phase 3 study that has completed, run by Medical University of South Carolina. The registered enrollment target is 460 participants, below the 772-participant average among 15,282 other Phase 3 trials with a reported enrollment target (40% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT00412074, a Phase 3 study, has completed, sponsored by Medical University of South Carolina.
- COMPLETED
- Registry status
- Phase 3
- Development phase
- 460 participants
- Enrollment target
Study Summary
The purpose of this study is to determine the effectiveness and safety of maternal and infant vitamin D supplementation as a function of ethnicity and latitude in the prevention of vitamin D deficiency in the breastfeeding mother-infant pair. The findings of this study will generate important new information for health care professionals and policy makers with regard to vitamin D requirements and the potential benefit to both mother and infant
Interventions
- DRUG 400 IU Vitamin D3 (cholecalciferol)
- DRUG 2400 IU Vitamin D3 (cholecalciferol)
- DRUG 6400 IU Vitamin D3 (cholecalciferol)
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 460 participants |
| Start Date | 2006-08 |
| Est. Completion | 2012-10 |
| Phase | Phase 3 |
What the finished NCT00412074 record still lists
NCT00412074 is an interventional study that assigns participants to a tested intervention. The registered 460 participants enrollment target is mid-sized for trials with a published cap, below the 772-participant average among 15,282 other Phase 3 trials with a reported enrollment target (40% lower).
The record links to 0 conditions, and to 3 interventions - of which 400 IU Vitamin D3 (cholecalciferol) is the first listed.
NCT00412074 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT00412074 about?
NCT00412074 is a clinical study titled "Establishing the Vitamin D Requirements During Lactation". The purpose of this study is to determine the effectiveness and safety of maternal and infant vitamin D supplementation as a function of ethnicity and latitude in the prevention of vitamin D deficiency in the breastfeeding mother-infant pair. The findings of this study will generate important new in...
What is the current status of trial NCT00412074?
This trial is currently completed. It is a Phase 3 study. The enrollment target is 460 participants. The study started on 2006-08. Estimated completion is 2012-10.
What interventions are being tested in trial NCT00412074?
The interventions under investigation include: 400 IU Vitamin D3 (cholecalciferol) (DRUG), 2400 IU Vitamin D3 (cholecalciferol) (DRUG), 6400 IU Vitamin D3 (cholecalciferol) (DRUG).
Who is sponsoring clinical trial NCT00412074?
This trial is sponsored by Medical University of South Carolina, which has 755 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT00412074's enrollment target sits among peer trials
460 823rd of 2000 higher than 1,174 of 2,000 other Phase 3 trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Phase 3 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
Nationwide trials with similar profiles
Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.
Similar enrollment target
- NCT02977780 · 460 participants · Phase 2
INdividualized Screening Trial of Innovative Glioblastoma Therapy (INSIGhT)
- NCT03427736 · 460 participants
Anesthetics and Analgesics in Children
- NCT03819933 · 460 participants · NA
Optimizing Family Counseling for Anticipated Extremely Preterm Delivery
- NCT04621279 · 460 participants
Cool Prime Comparative Effectiveness Study for Mild HIE
Similar registry start date
- NCT05988463 · started 2027-01-01 · Phase 1
Dose-Escalation Study of Artesunate Patients With IPF
- NCT07219706 · started 2026-12-10 · NA
Dietary Fiber and Time Restricted Eating
- NCT02831335 · started 2026-12-01
Technical Development of Multi-Parametric Renocerebral MRI
- NCT05962346 · started 2026-12 · NA
Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia