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ClinicalTrials.gov public records Last synced Nov 6, 2026, 11:20 AM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 566 matching trials from the live ClinicalTrials.gov search.

Filters: Intervention: Placebo session Clear all

Conditions: Cocaine Abuse, Cocaine-Related Disorders
Interventions: Modafinil, Levodopa/Carbidopa, Naltrexone HCl, Placebo, Motivational Interviewing (MI), Contingency management (CM), Cognitive-Behavioral Therapy (CBT); Drug · Behavioral
Lead sponsor: The University of Texas Health Science Center, Houston; Other
Eligibility: 18 Years to 55 Years
Enrollment: 101 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2006 – 2012
U.S. locations: 1
States / cities: Houston, Texas

Conditions: Tinnitus, Misophonia
Interventions: Aurora Mindfulness app versus sham; Other
Lead sponsor: University of Colorado, Denver; Other
Eligibility: 10 Years to 18 Years
Enrollment: 30 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2024 – 2025
U.S. locations: 1
States / cities: Aurora, Colorado

Conditions: Alcoholism
Interventions: Placebo Oral Tablet, Naltrexone; Drug
Lead sponsor: University of Pennsylvania; Other
Eligibility: 21 Years to 64 Years · Male only
Enrollment: 24 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2007 – 2010
U.S. locations: 1
States / cities: Philadelphia, Pennsylvania

Conditions: Cocaine Use Disorder
Interventions: STP7 (mavoglurant), Placebo, Cocaine Hydrochloride; Drug
Lead sponsor: Stalicla SA; Industry
Eligibility: 18 Years to 59 Years
Enrollment: 21 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2024
U.S. locations: 1
States / cities: Overland Park, Kansas

Conditions: Breast Cancer
Interventions: Cognitive Rehabilitation, Active Neurofeedback Training, Neurofeedback Training (placebo / Sham); Behavioral
Lead sponsor: Stanford University; Other
Eligibility: 40 Years to 65 Years · Female only
Enrollment: 50 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2009 – 2013
U.S. locations: 1
States / cities: Stanford, California

Conditions: HIV Risk Reduction, Attention Control Case Management
Interventions: Maybe, Maybe Not, Comprehensive Risk Counseling and Services; Behavioral
Lead sponsor: University of South Florida; Other
Eligibility: 18 Years and older
Enrollment: 351 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2013 – 2020
U.S. locations: 1
States / cities: Tampa, Florida

Conditions: Obesity
Interventions: GnRH agonist, Supervised cardiovascular exercise, Placebo; Drug · Behavioral
Lead sponsor: University of Colorado, Denver; Other
Eligibility: 40 Years to 60 Years · Female only
Enrollment: 47 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2012 – 2017
U.S. locations: 1
States / cities: Aurora, Colorado

Conditions: Posttraumatic Stress Disorder (PTSD)
Interventions: Informed decision making, Placebo session; Behavioral
Lead sponsor: Michael E. DeBakey VA Medical Center; Federal
Eligibility: Not listed
Enrollment: 27 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2011 – 2013
U.S. locations: 1
States / cities: Houston, Texas

Conditions: Insomnia
Interventions: Solriamfetol 75 MG, Cognitive Behavioral Therapy for Insomnia (CBT-I), Monitoring, Placebo; Drug · Behavioral · Other
Lead sponsor: University of Pennsylvania; Other
Eligibility: 25 Years to 60 Years
Enrollment: 115 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2023 – 2026
U.S. locations: 1
States / cities: Philadelphia, Pennsylvania

Conditions: Peripheral Neuropathy, HIV, AIDS, HIV Infections
Interventions: Acupuncture/Moxibustion; Other
Lead sponsor: NYU Langone Health; Other
Eligibility: 18 Years to 70 Years
Enrollment: 20 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2009
U.S. locations: 1
States / cities: New York, New York

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

Conditions: Placebo Effect, Mindfulness, Pain, Transcranial Direct Current Stimulation (tDCS)
Interventions: tDCS stimulation (sham), tDCS stimulation (real), Mindful state induction, No minfulness induction; Behavioral
Lead sponsor: Trustees of Dartmouth College; Other
Eligibility: 18 Years to 55 Years
Enrollment: 120 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2027 – 2029
U.S. locations: 1
States / cities: Hanover, New Hampshire

Conditions: Major Depressive Disorder (MDD)
Interventions: Active Closed Loop Real Time fMRI Neurofeedback, Sham Closed Loop Real Time fMRI Neurofeedback; Behavioral
Lead sponsor: University of Pennsylvania; Other
Eligibility: 18 Years to 65 Years
Enrollment: 80 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2025 – 2028
U.S. locations: 1
States / cities: Philadelphia, Pennsylvania

Conditions: Smoking
Interventions: naltrexone, varenicline, placebo; Drug
Lead sponsor: Yale University; Other
Eligibility: 21 Years to 55 Years
Enrollment: 30 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2008 – 2016
U.S. locations: 1
States / cities: New Haven, Connecticut

Conditions: Kidney Diseases
Interventions: Control, Protein, Protein + Exercise; Dietary Supplement · Behavioral
Lead sponsor: University of Illinois at Urbana-Champaign; Other
Eligibility: 30 Years to 80 Years
Enrollment: 138 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2010 – 2018
U.S. locations: 2
States / cities: Chicago, Illinois • Urbana, Illinois

Conditions: Rheumatoid Arthritis, Psoriatic Arthritis
Interventions: Cannabis: placebo and medium THC/medium CBD; Drug
Lead sponsor: Brown University; Other
Eligibility: 18 Years to 65 Years
Enrollment: 3 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2022 – 2023
U.S. locations: 1
States / cities: Providence, Rhode Island

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: Post-stroke Spasticity of the Lower Limb
Interventions: IncobotulinumtoxinA (400 Units), Placebo Comparator; Drug
Lead sponsor: Merz Pharmaceuticals GmbH; Industry
Eligibility: 18 Years to 80 Years
Enrollment: 290 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2011 – 2015
U.S. locations: 12
States / cities: Downey, California • Long Beach, California • Fairfield, Connecticut + 9 more

Conditions: Stroke, Hemiparesis
Interventions: Active rTMS, Sham rTMS, Open Placebo; Device · Dietary Supplement
Lead sponsor: Spaulding Rehabilitation Hospital; Other
Eligibility: 18 Years and older
Enrollment: 56 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2023 – 2026
U.S. locations: 1
States / cities: Cambridge, Massachusetts

Conditions: Obesity, Pre-hypertension, Hypertension
Interventions: L-citrulline supplementation, Whole Body Vibration Training; Dietary Supplement · Other
Lead sponsor: Florida State University; Other
Eligibility: 50 Years to 70 Years · Female only
Enrollment: 60 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2013 – 2014
U.S. locations: 1
States / cities: Tallahassee, Florida

Conditions: Obsessive-Compulsive Disorder, Tricholemmoma, Skin-Picking
Interventions: Computerized cognitive training, Computerized placebo training; Behavioral
Lead sponsor: University of Wisconsin, Milwaukee; Other
Eligibility: 18 Years to 60 Years
Enrollment: 118 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2022 – 2027
U.S. locations: 1
States / cities: Milwaukee, Wisconsin

Conditions: Focus: Effects of Nicotine and Alcohol on Brain Circuits
Interventions: Nicotine + Alcohol, Placebo Nicotine + Alcohol, Nicotine + Placebo Alcohol; Drug
Lead sponsor: Mclean Hospital; Other
Eligibility: 21 Years to 40 Years · Male only
Enrollment: 12 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2013 – 2015
U.S. locations: 1
States / cities: Belmont, Massachusetts

Conditions: Social Cognition, Expressed Emotion
Interventions: Oxytocin, Placebo; Drug · Other
Lead sponsor: University of Maryland, Baltimore; Other
Eligibility: 18 Years to 30 Years · Male only
Enrollment: 44 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2014 – 2016
U.S. locations: 1
States / cities: College Park, Maryland

Conditions: Chronic Knee Pain
Interventions: Photobiomodulation therapy (PBM) device, Sham PBM device; Device
Lead sponsor: University of Florida; Other
Eligibility: 50 Years to 99 Years
Enrollment: 30 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2026 – 2027
U.S. locations: 1
States / cities: Gainesville, Florida

Search by objective public record fields.

Medications for Stopping Cocaine Dependence and Preventing Relapse

Mindfulness Application Effects on Mental Health Symptoms in Children With Severe Tinnitus and Misophonia

Understanding Treatment Response With Naltrexone Among White Alcoholics

Phase1, STP7 Cocaine Drug-Drug Interaction Study

Intellectual Impairment in Women With Breast Cancer

Disclosure to Family

Females, Aging, Metabolism, and Exercise

Increasing Engagement in PTSD Treatment Through Patient Education and Patient Choice

Solriamfetol and CBT-I in Patients With Insomnia Disorder

Acupuncture/Moxibustion (Acu/Moxa) for Distal Symmetric Peripheral Neuropathy (DSP) in HIV

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

Interactions Between Placebo Effects and Mindful Awareness State

Neurofeedback to Treat Depression - 2

The Effect of Naltrexone and Varenicline on Alcohol-Mediated Smoking Lapse

Intra Hemodialytic Oral Protein and Exercise (IHOPE)

Impact of Cannabis on Pain and Inflammation Among Patients With Rheumatoid or Psoriatic Arthritis

Synaptic Mechanisms of Intermittent Theta Burst Stimulation for Major Depressive Disorder

Efficacy and Safety Study of Botulinum Toxin Type A Against Placebo to Treat Spasticity in the Leg After a Stroke

Mechanisms of Open and Hidden Placebo in Stroke Recovery

Whole Body Vibration Combined With L-citrulline Supplementation on Cardiovascular Function and Body Composition

Neural Mechanisms of Response Inhibition Training for OCRD

Neural Mechanisms Underlying Nicotine and Alcohol Combinations

Oxytocin, Emotions and Mirror Neurons

Effects of Photobiomodulation on Inflammation and Chronic Pain in Knee Osteoarthritis (EPIC-KO)