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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Live Attenuated ETEC Vaccine ACE527 With and Without dmLT Adjuvant in Adults

NCT01739231
Conditions
Diarrhea
Interventions
ACE527, dmLT, CeraVacx placebo, H10407 challenge strain
Biological
Lead sponsor
PATH
Other
Eligibility
18 Years to 50 Years
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Schizophrenia
Interventions
D-cycloserine, Glycine, Clozapine, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2005
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Phase 2Phase 3 Interventional Results available

Glycine vs Placebo for the Schizophrenia Prodrome

NCT00291226
Conditions
Schizophrenia Prodrome
Interventions
Glycine, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
13 Years to 35 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
New Haven, Connecticut
Completed Not applicable Interventional Results available

The Role of Serotonin in Hot Flashes After Breast Cancer

NCT00228943
Conditions
Breast Cancer
Interventions
Acute tryptophan depletion, Half-strength tryptophan depletion (Control)
Dietary Supplement
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older · Female only
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Indianapolis, Indiana
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Brown Adipose Tissue Pilot

NCT03793127
Conditions
Aging
Interventions
Maximal oxygen consumption (V02 max), Brown adipose tissue (BAT) imaging, Muscle function testing
Other
Lead sponsor
AdventHealth Translational Research Institute
Other
Eligibility
20 Years to 80 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2025
U.S. locations
1
States / cities
Orlando, Florida
Conditions
Advanced Solid Tumor
Interventions
CLN-617, Pembrolizumab
Drug
Lead sponsor
Cullinan Therapeutics Inc.
Industry
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
5
States / cities
Los Angeles, California • Orlando, Florida • Chicago, Illinois + 2 more
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Glycine, Placebo
Dietary Supplement
Lead sponsor
North Suffolk Mental Health Association
Other
Eligibility
18 Years to 65 Years · Male only
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
2
States / cities
Belmont, Massachusetts • Boston, Massachusetts
Conditions
Bile Acid Synthesis Defect, Inborn Error of Bile Acid Metabolism, Inborn Error of Bile Acid Conjugation
Interventions
Glycocholic Acid
Drug
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
1 Week to 85 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2019
U.S. locations
1
States / cities
Cincinnati, Ohio
Conditions
Osteoarthritis, Knee, Total Knee Arthroplasty, Chronic Postsurgical Pain
Interventions
GlyNAC (combination of glycine and n-acetylcysteine), Placebo
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
50 Years and older
Enrollment
148 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Nashville, Tennessee
Completed Not applicable Interventional Accepts healthy volunteers

Vitamin B6 Dependence of One-Carbon Metabolism

NCT00877812
Conditions
Vitamin B6 Deficiency
Interventions
Arm 1 glycine and leucine, Arm 2 Intervention of Serine and methionine infusion
Dietary Supplement
Lead sponsor
University of Florida
Other
Eligibility
20 Years to 40 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Gainesville, Florida
Active, not recruiting Phase 2 Interventional Accepts healthy volunteers

A Nasal Treatment for COVID-19

NCT05799521
Conditions
COVID-19, Healthy
Interventions
Optate, Placebo
Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 60 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Indianapolis, Indiana
Conditions
Healthy
Interventions
GLYX-13, IV normal saline
Drug
Lead sponsor
Naurex, Inc, an affiliate of Allergan plc
Industry
Eligibility
18 Years to 55 Years
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
Pasadena, California
Active, not recruiting Early Phase 1 Interventional

Glutathione in Mild Cognitive Impairment

NCT03493178
Conditions
Mild Cognitive Impairment
Interventions
Glycine, N-acetylcysteine (NAC), Alanine
Dietary Supplement
Lead sponsor
Baylor College of Medicine
Other
Eligibility
55 Years to 85 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
1
States / cities
Houston, Texas
Conditions
Psoriasis
Interventions
Alefacept
Drug
Lead sponsor
Wake Forest University
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
HIV Infection, Erythrocyte Glutathione Deficiency
Interventions
Cysteine (as n-acetylcysteine) and glycine, Cysteine/glycine
Dietary Supplement
Lead sponsor
Baylor College of Medicine
Other
Eligibility
21 Years to 70 Years · Male only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Houston, Texas
Conditions
West Nile Virus
Interventions
Omr-lgG-am, Polygam® S/D, Placebo
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
66
States / cities
Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 55 more
Not yet recruiting Phase 1Phase 2 Interventional Accepts healthy volunteers

Synaptic Mechanisms of Intermittent Theta Burst Stimulation for Major Depressive Disorder

NCT07593222
Conditions
Major Depression, Healthy Participants
Interventions
Sham iTBS, TMS, D-cycloserine, Dextromethophan, Placebo
Device · Drug
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2031
U.S. locations
1
States / cities
Belmont, Massachusetts
Conditions
Nicotine Dependence
Interventions
GW468816, Placebo Comparator: Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
264 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
2
States / cities
Belmont, Massachusetts • Boston, Massachusetts
Conditions
Graft Vs Host Disease
Interventions
PRO 140, Placebo
Drug
Lead sponsor
CytoDyn, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
8
States / cities
Miami, Florida • Maywood, Illinois • Detroit, Michigan + 5 more
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Glutathione and Function in HIV Patients

NCT02348775
Conditions
HIV Infection, Erythrocyte Glutathione Deficiency
Interventions
GlyNAC (combination of glycine and n-acetylcysteine)
Dietary Supplement
Lead sponsor
Baylor College of Medicine
Other
Eligibility
45 Years to 65 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2020
U.S. locations
1
States / cities
Houston, Texas
Conditions
Covid19
Interventions
Glycine, N-acetylcysteine, Alanine
Dietary Supplement
Lead sponsor
Baylor College of Medicine
Other
Eligibility
55 Years to 85 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Houston, Texas
Conditions
Alcoholism, Schizophrenia
Interventions
Glycine, placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
21 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2015
U.S. locations
1
States / cities
West Haven, Connecticut
Conditions
Schizo-affective Disorder, Bipolar Disorder
Interventions
Glycine, placebo
Drug
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Belmont, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers

Metabolic Processes in Adults and Adolescents With Autism Spectrum Disorder

NCT02733120
Conditions
Autism Spectrum Disorder
Interventions
stable isotope infusion
Other
Lead sponsor
Texas A&M University
Other
Eligibility
16 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
College Station, Texas