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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Seromycin Clear all
Completed Phase 3 Interventional Accepts healthy volunteers Results available

D-Cycloserine and Social Skills Training in Autism Spectrum Disorders

NCT01086475
View directory record Official record
Conditions
Autistic Disorder, Asperger's Disorder, Pervasive Developmental Disorder NOS
Interventions
D-cycloserine, Placebo
Drug
Lead sponsor
Indiana University
Other
Eligibility
5 Years to 11 Years
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
2
States / cities
Indianapolis, Indiana • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 13, 2016 · Synced Sep 5, 2026, 6:14 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

fMRI Study Examining Effects of D-cycloserine in Specific Phobia

NCT00591825
View directory record Official record
Conditions
Phobias
Interventions
D-cycloserine, Placebo
Drug
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years to 55 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2012
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Jun 4, 2017 · Synced Sep 5, 2026, 6:14 AM EDT
Terminated Phase 4 Interventional Results available

Treating Urological Chronic Pelvic Pain Syndrome (UCPPS) Pain

NCT02385266
View directory record Official record
Conditions
Chronic Prostatitis With Chronic Pelvic Pain Syndrome
Interventions
D-Cycloserine, Placebo (for D-cycloserine)
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older · Male only
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 16, 2023 · Synced Sep 5, 2026, 6:14 AM EDT
Available No phase listed Expanded access

NRX-101 Expanded Access

NCT05779267
View directory record Official record
Conditions
Treatment-Resistant Depression
Interventions
NRX-101, Transcranial Magnetic Stimulation Sham
Drug · Device
Lead sponsor
NeuroRx, Inc.
Industry
Eligibility
18 Years and older
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 19, 2026 · Synced Sep 5, 2026, 6:14 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

D-Cycloserine Augmentation of Therapy for Pediatric Obsessive-Compulsive Disorder

NCT00864123
View directory record Official record
Conditions
Obsessive-compulsive Disorder
Interventions
Cognitive-behavioral therapy, D-cycloserine, Placebo pill
Behavioral · Drug
Lead sponsor
University of South Florida
Other
Eligibility
8 Years to 17 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
St. Petersburg, Florida
Source: ClinicalTrials.gov public record
Updated Oct 16, 2012 · Synced Sep 5, 2026, 6:14 AM EDT
Completed Phase 1Phase 2 Interventional Results available

D-cycloserine and Treatment of Feeding Disorders

NCT01923896
View directory record Official record
Conditions
Feeding Disorders, Specific Phobia
Interventions
Behavioral Intervention, d-cycloserine (DCS), Placebo
Behavioral · Drug
Lead sponsor
Emory University
Other
Eligibility
18 Months to 6 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Oct 22, 2014 · Synced Sep 5, 2026, 6:14 AM EDT
Recruiting Phase 4 Interventional

Varenicline and Accelerated Transcranial Magnetic Stimulation (TMS) for Quitting Nicotine Use (Pilot Study)

NCT07145866
View directory record Official record
Conditions
Nicotine Dependence, Transcranial Magnetic Stimulation, Vaping, Smoking Cessation, Smoking (Tobacco) Addiction
Interventions
Varenicline, Transcranial Magnetic Stimulation, Transcranial Magnetic Stimulation Sham, Nicotine Cessation Counseling, D-cycloserine
Drug · Device · Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 12, 2026 · Synced Sep 5, 2026, 6:14 AM EDT
Completed Phase 3 Interventional Results available

Effect of D-cycloserine Plus Cognitive Behavioral Therapy on People With Social Phobia

NCT00515879
View directory record Official record
Conditions
Social Anxiety Disorder
Interventions
D-cycloserine, Cognitive behavioral therapy (CBT), Placebo
Drug · Behavioral
Lead sponsor
Boston University Charles River Campus
Other
Eligibility
18 Years and older
Enrollment
169 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 25, 2019 · Synced Sep 5, 2026, 6:14 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Improving Learning-based Treatment of Cocaine Dependence With Medication

NCT01526538
View directory record Official record
Conditions
COCAINE-RELATED DISORDERS
Interventions
d-cycloserine, sugar pill
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 60 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 14, 2017 · Synced Sep 5, 2026, 6:14 AM EDT
Withdrawn Phase 4 Interventional

Once Weekly D-cycloserine for Schizophrenia

NCT00964041
View directory record Official record
Conditions
Schizophrenia
Interventions
D-cycloserine, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 19, 2013 · Synced Sep 5, 2026, 6:14 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Cognitive Remediation With D-Cycloserine

NCT01399866
View directory record Official record
Conditions
Smoking Cessation
Interventions
D-cycloserine, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 25, 2018 · Synced Sep 5, 2026, 6:14 AM EDT
Completed Not applicable Interventional Results available

Virtual Reality & D-cycloserine (DCS) for Posttraumatic Stress Disorder (PTSD)

NCT00632632
View directory record Official record
Conditions
Posttraumatic Stress Disorder
Interventions
D-Cycloserine, Placebo
Drug · Other
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 70 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 26, 2015 · Synced Sep 5, 2026, 6:14 AM EDT
Completed Phase 2Phase 3 Interventional

Adjunctive Treatment for Decreasing Symptoms of Schizophrenia

NCT00222235
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
d-cycloserine, glycine, placebo
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 54 Years
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2004
U.S. locations
4
States / cities
Los Angeles, California • Baltimore, Maryland • Glen Oaks, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 19, 2019 · Synced Sep 5, 2026, 6:14 AM EDT
Withdrawn Phase 2 Interventional

D-Cycloserine and Virtual Reality Exposure Therapy

NCT02933684
View directory record Official record
Conditions
Social Anxiety Disorder
Interventions
Seromycin, Virtual Reality Exposure Therapy, Placebo
Drug · Behavioral
Lead sponsor
Georgia State University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 12, 2018 · Synced Sep 5, 2026, 6:14 AM EDT
Completed Phase 2 Interventional Results available

Effect of D-cycloserine on Treatment of Posttraumatic Stress Disorder (PTSD) in Youth

NCT01157416
View directory record Official record
Conditions
Posttraumatic Stress Disorders, PTSD
Interventions
D-cycloserine, Placebo pill, CBT
Drug · Behavioral
Lead sponsor
Tulane University School of Medicine
Other
Eligibility
7 Years to 12 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Apr 20, 2017 · Synced Sep 5, 2026, 6:14 AM EDT
Recruiting Phase 1Phase 2 Interventional

A Pilot Trial of One-Day Accelerated TMS and D-cycloserine in Suicidal Patients With Borderline Personality Disorder

NCT07460947
View directory record Official record
Conditions
Borderline Personality Disorder (BPD)
Interventions
TMS, D-Cycloserine (DCS)
Device · Drug
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 4, 2026 · Synced Sep 5, 2026, 6:14 AM EDT
Completed Not applicable Interventional Results available

A Placebo-Controlled Trial of D-Cycloserine and Exposure Therapy for Combat-PTSD

NCT00371176
View directory record Official record
Conditions
Combat Disorders, Stress Disorders, Post-Traumatic
Interventions
Exposure therapy, D-Cycloserine, Placebo pill
Behavioral · Drug · Other
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 3, 2014 · Synced Sep 5, 2026, 6:14 AM EDT
Completed Phase 4 Interventional Results available

Developing Memory Reconsolidation Blockers as Novel Posttraumatic Stress Disorder (PTSD) Treatments

NCT01490697
View directory record Official record
Conditions
Post-traumatic Stress Disorder
Interventions
Mifepristone, d-Cycloserine, Placebo-matching Mifepristone, Placebo-matching d-Cycloserine (DCS)
Drug
Lead sponsor
Roger K. Pitman, MD
Other
Eligibility
18 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
2
States / cities
Boston, Massachusetts • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 28, 2017 · Synced Sep 5, 2026, 6:14 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Veteran Stress and Learning Study

NCT00674570
View directory record Official record
Conditions
Stress Disorders, Posttraumatic
Interventions
Hydrocortisone, D-Cycloserine, Placebo
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 65 Years
Enrollment
111 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 29, 2019 · Synced Sep 5, 2026, 6:14 AM EDT
Terminated Phase 2 Interventional Results available

D-cycloserine for the Treatment of Chronic, Refractory Low Back Pain

NCT03535688
View directory record Official record
Conditions
Low Back Pain, Pain
Interventions
D-cycloserine, Placebo
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
203 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 3, 2026 · Synced Sep 5, 2026, 6:14 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

D-cycloserine Augmentation of Cognitive Behavioral Therapy (CBT) for Pediatric Obsessive-compulsive Disorder (OCD)

NCT01411774
View directory record Official record
Conditions
Obsessive-compulsive Disorder
Interventions
Cognitive-behavioral therapy, d-cycloserine, Pill placebo
Behavioral · Drug
Lead sponsor
University of South Florida
Other
Eligibility
7 Years to 17 Years
Enrollment
142 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2017
U.S. locations
2
States / cities
St. Petersburg, Florida • Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 22, 2018 · Synced Sep 5, 2026, 6:14 AM EDT
Completed Phase 2 Interventional Results available

D-cycloserine Adjunctive Treatment for Posttraumatic Stress Disorder (PTSD) in Adolescents

NCT01157429
View directory record Official record
Conditions
Posttraumatic Stress Disorder, PTSD
Interventions
D-cycloserine, Placebo pill, CBT
Drug · Behavioral
Lead sponsor
Tulane University School of Medicine
Other
Eligibility
13 Years to 18 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Jun 5, 2017 · Synced Sep 5, 2026, 6:14 AM EDT
Completed Not applicable Interventional Results available

The Effect of Cycloserine on Smoking Behavior in Nicotine Dependent Smokers

NCT00633256
View directory record Official record
Conditions
Smoking
Interventions
Cycloserine, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 55 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 10, 2012 · Synced Sep 5, 2026, 6:14 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Assisting Smokers to Switch to an e-Cigarette by Accelerating Learning of Adaptive Habits Using D-cycloserine

NCT05994703
View directory record Official record
Conditions
Smoking Cessation, Harm Reduction
Interventions
d-cycloserine, Juul e-cigarette
Drug · Other
Lead sponsor
Rose Research Center, LLC
Industry
Eligibility
22 Years to 65 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
2
States / cities
Charlotte, North Carolina • Raleigh, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 19, 2026 · Synced Sep 5, 2026, 6:14 AM EDT