A Study of 6(S)-5-MTHF Among Serotonin Reuptake Inhibitor(SSRI)-Resistant Outpatients With Major Depressive Disorder (MDD)
Summary
The registered summary isn't in our current data snapshot. Read it on the ClinicalTrials.gov record ↗. Why? →
Investigators
The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.
- George I Papakostas, M.D
Massachusetts General Hospital
Principal Investigator
A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.
Sites
11 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.
- University of California San Diego School of Medicine
San Diego, California, United States
- Rush University Medical Center, Psychiatric Medicine Associates, Llc
Chicago, Illinois, United States
- Lousiana State University Health Sciences Center
New Orleans, Louisiana, United States
- Massachusetts General Hospital
Boston, Massachusetts, United States
- Burlington Medical Associates
Burlington, Massachusetts, United States
- Waltham Family Practice
Waltham, Massachusetts, United States
- Charles River Medical Associates
Westborough, Massachusetts, United States
- Univeristy of Cincinnati, College of Medicine
Cincinnati, Ohio, United States
- University of Pennsylvania
Philadelphia, Pennsylvania, United States
- Southeast Health Consultants, Llc
Charleston, South Carolina, United States
- Vanderbilt University Medical Center
Nashville, Tennessee, United States
Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.
Drugs studied
No drug or biological interventions are in our data for this study — it may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →
Registration & key dates
Registry attributes as recorded on the ClinicalTrials.gov study record.
- Start
- 30 Nov 2006
- Primary completion
- 31 Aug 2008
- Completion
- 30 Jun 2010
- Last update posted
- 8 Jun 2010
- Registered enrollment
- 150
- Registry id
- NCT00321152
Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 12 Jul 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.