Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.
NCT00226356 · ClinicalTrials.gov registry record · Phase 4
Natural Supplements for Unipolar Depression
A Phase 4 study, sponsored by Cambridge Health Alliance.
- Completed
- Registry status
- Phase 4
- Development phase
- 20
- Enrollment target
NCT00226356: Completed Phase 4 study, sponsored by Cambridge Health Alliance.
NCT00226356 is a Phase 4 study that has completed, run by Cambridge Health Alliance. The registered enrollment target is 20 participants, below the 518-participant average among 9,235 other Phase 4 trials with a reported enrollment target (96% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT00226356, a Phase 4 study, has completed, sponsored by Cambridge Health Alliance.
- COMPLETED
- Registry status
- Phase 4
- Development phase
- 20 participants
- Enrollment target
Study Summary
This study is being conducted to determine the clinical response rate for the regimen of L-methionine, betaine and folate for unipolar depression.
Interventions
- DRUG Supplements of L-methionine, betaine and folate
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 20 participants |
| Start Date | 2004-12 |
| Est. Completion | 2008-09-17 |
| Phase | Phase 4 |
What the finished NCT00226356 record still lists
NCT00226356 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 20 participants, a relatively small participant target, below the 518-participant average among 9,235 other Phase 4 trials with a reported enrollment target (96% lower).
The record links to 0 conditions, and to 1 intervention - of which Supplements of L-methionine, betaine and folate is the first listed.
NCT00226356 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT00226356 about?
NCT00226356 is a clinical study titled "Natural Supplements for Unipolar Depression". This study is being conducted to determine the clinical response rate for the regimen of L-methionine, betaine and folate for unipolar depression.
What is the current status of trial NCT00226356?
This trial is currently completed. It is a Phase 4 study. The enrollment target is 20 participants. The study started on 2004-12. Estimated completion is 2008-09-17.
What interventions are being tested in trial NCT00226356?
The interventions under investigation include: Supplements of L-methionine, betaine and folate (DRUG).
Who is sponsoring clinical trial NCT00226356?
This trial is sponsored by Cambridge Health Alliance, which has 45 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT00226356's enrollment target sits among peer trials
20 1753rd of 2000 higher than 167 of 2,000 other Phase 4 trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Phase 4 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
- NCT00573339 · 20 participants
Cardiac Magnetic Resonance Imaging (MRI) Normal Reference Control Group Testing
- NCT00692939 · 20 participants · Phase 1
Autologous Stem Cell Transplantation for Crohn's Disease
- NCT00967785 · 20 participants · Phase 1
A Phase I Study of Mozobil in the Treatment of Patients With WHIMS
- NCT01406691 · 20 participants · Phase 4
Light Flashes to Treat Delayed Sleep Phase Disorder (DSPD)
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