- Conditions
- Depressive Disorder, Major, Depressive Disorder, Treatment-Resistant
- Interventions
- Nitrous Oxide, Placebo gas, MRI
- Drug · Device
- Lead sponsor
- Washington University School of Medicine
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2017 – 2027
- U.S. locations
- 1
- States / cities
- St Louis, Missouri
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 1–14
of 14
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- Conditions
- Suicidal Ideation, Major Depressive Disorder, Treatment Resistant Depression
- Interventions
- Nitrous oxide gas for inhalation, Placebo
- Drug
- Lead sponsor
- University of Chicago
- Other
- Eligibility
- 18 Years to 65 Years
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- Conditions
- Alzheimer's Disease, Amyotrophic Lateral Sclerosis, Brain Injury, Huntington's Disease, Multiple Sclerosis, Parkinson's Disease, Stroke, Spinal Cord Injury
- Interventions
- Laughter Therapy
- Other
- Lead sponsor
- Brown, Theodore R., M.D., MPH
- Individual
- Eligibility
- 18 Years and older
- Enrollment
- 24 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2018
- U.S. locations
- 1
- States / cities
- Kirkland, Washington
- Conditions
- Pseudobulbar Affect (Involuntary Laughing and/or Crying)
- Interventions
- NUEDEXTA®
- Drug
- Lead sponsor
- Avanir Pharmaceuticals
- Industry
- Eligibility
- 18 Years to 90 Years
- Enrollment
- 5 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2016
- U.S. locations
- 2
- States / cities
- Miami, Florida • Centerville, Ohio
- Conditions
- Fibromyalgia, Central Neuropathic Pain
- Interventions
- Nitrous oxide gas for inhalation, Placebo
- Drug
- Lead sponsor
- University of Chicago
- Other
- Eligibility
- 18 Years to 75 Years
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2026
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- Conditions
- End Stage Kidney Disease
- Interventions
- Laughter Therapy
- Behavioral
- Lead sponsor
- Satellite Healthcare
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 152 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2019
- U.S. locations
- 1
- States / cities
- San Jose, California
- Conditions
- Treatment- Resistant Bipolar Disorder, Bipolar Disorder, Bipolar Depressive Disorder
- Interventions
- Nitrous Oxide, Placebo
- Drug
- Lead sponsor
- Washington University School of Medicine
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 1 participant
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016
- U.S. locations
- 1
- States / cities
- St Louis, Missouri
- Conditions
- Body Dysmorphic Disorder
- Interventions
- Interpretation Bias Modification, Progressive Muscle Relaxation
- Behavioral
- Lead sponsor
- Florida State University
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 50 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2018
- U.S. locations
- 1
- States / cities
- Tallahassee, Florida
- Conditions
- Amyotrophic Lateral Sclerosis
- Interventions
- AVP-923
- Drug
- Lead sponsor
- Avanir Pharmaceuticals
- Industry
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 100 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2001 – 2002
- U.S. locations
- 17
- States / cities
- Loma Linda, California • Los Angeles, California • San Francisco, California + 13 more
- Conditions
- Depression, Major Depressive Disorder
- Interventions
- Nitrous Oxide, Placebo
- Drug
- Lead sponsor
- Washington University School of Medicine
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 21 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2015
- U.S. locations
- 1
- States / cities
- St Louis, Missouri
- Conditions
- Alzheimer's Disease, Stroke, Parkinson's Disease, Traumatic Brain Injury
- Interventions
- AVP-923
- Drug
- Lead sponsor
- Avanir Pharmaceuticals
- Industry
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 600 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2003 – 2007
- U.S. locations
- 39
- States / cities
- Phoenix, Arizona • La Jolla, California • Los Angeles, California + 31 more
- Conditions
- Social Anxiety Disorder
- Interventions
- Interpretation Bias Modification, Progressive Muscle Relaxation
- Behavioral
- Lead sponsor
- Florida State University
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 65 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017
- U.S. locations
- 1
- States / cities
- Tallahassee, Florida
- Conditions
- Stress, Psychological, Happiness, Cognition
- Interventions
- Choice of one of five behavioral interventions
- Behavioral
- Lead sponsor
- University of California, Davis
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 483 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019
- U.S. locations
- 1
- States / cities
- Sacramento, California
- Conditions
- Major Depressive Disorder, Treatment Resistant Depression
- Interventions
- Nitrous oxide gas for inhalation, Placebo
- Drug
- Lead sponsor
- University of Chicago
- Other
- Eligibility
- 18 Years and older
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2026
- U.S. locations
- 1
- States / cities
- Chicago, Illinois