Pilot Study: Combining Nutritional Supplements With Standard Antidepressant to Treat Depression.
Public ClinicalTrials.gov record NCT02223299. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Randomized Double-Blind Placebo-Controlled Pilot Study of L-tyrosine and L-tryptophan in Depressed Patients Receiving L-methylfolate and and SSRI
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
\*\*This study never received IRB approval and no participants were ever enrolled\*\* The purpose of this study is to determine if adding over the counter nutritional supplements will have a benefit to participants currently taking prescribed antidepressants who have not experienced complete remission of their depression symptoms.
Study identification
- NCT ID
- NCT02223299
- Recruitment status
- Withdrawn
- Study type
- Interventional
- Phase
- Not applicable
- Enrollment
- Not listed
Conditions and interventions
Conditions
Interventions
- L-tyrosine Dietary Supplement
- L-Tryptophan Dietary Supplement
- deplin Drug
- Placebo A Other
- Placebo B Other
Dietary Supplement · Drug · Other
Eligibility (public fields only)
- Age range
- 18 Years to 65 Years
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Oct 31, 2015
- Primary completion
- Oct 31, 2015
- Completion
- Oct 31, 2015
- Last update posted
- Feb 20, 2020
2015
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| John D Dingell VA Medical Center | Detroit | Michigan | 48201-1916 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT02223299, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Feb 20, 2020 · Synced Sep 2, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT02223299 live on ClinicalTrials.gov.