Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 21, 2026, 7:35 PM EDT

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Showing 1–24 of 87 matching trials from the live ClinicalTrials.gov search.
Conditions
Smoking, Smoking Behaviors, Tobacco Use, Tobacco Smoking
Interventions
Product A, Product B, Product C, Product D, Product E, Product N
Other
Lead sponsor
RAI Services Company
Industry
Eligibility
21 Years to 60 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
2
States / cities
Springfield, Missouri • Knoxville, Tennessee
Conditions
Substance Related Disorders
Interventions
Just Care for Families (JCFF), Just Care for Families (JCFF) App, Just Care for Families (JCFF) App Feedback
Behavioral
Lead sponsor
Chestnut Health Systems
Other
Eligibility
Not listed
Enrollment
254 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Eugene, Oregon
Conditions
Analgesic Response
Interventions
morphine sulfate, hydrocodone, hydromorphone HCI, oxycodone, buprenorphine, oral tablet placebo, sublingual tablet placebo
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
20 Years to 50 Years · Male only
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
Los Angeles, California
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Beta3-adrenergic Receptors and Cardiovascular Function in Aging Women

NCT07674680
Conditions
Women, Aging, Menopause
Interventions
Placebo, Gemtesa
Drug
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years to 70 Years · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Columbia, Missouri
Terminated Not applicable Interventional Accepts healthy volunteers

Microneurography and Spinal Cord Stimulation in Chronic Visceral Pain

NCT00678717
Conditions
Chronic Pain
Interventions
Autonomic Evaluation
Procedure
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Methamphetamine Use, Heart Failure
Interventions
Treatment as Usual, Telehealth-Cardiology
Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Portland, Oregon
Conditions
Extraterrestrial Habitation Systems, Lunar Surface Habitation, Lunar Water-Ice Resource Assessment, In-Situ Resource Utilization (ISRU), Lunar Gateway Transit Architecture, Martian Surface Habitation Readiness, Environmental Control and Life-Support Systems (ECLSS), Radiation Exposure Modeling, EVA Logistics and Mobility, Long-Duration Isolation and Behavioral Stability
Interventions
Habitat Systems Evaluation, Water-Ice Resource Utilization Assessment, EVA and Mobility Operations
Other
Lead sponsor
Truway Health, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
New York, New York
Conditions
Methamphetamine Abuse, HIV/AIDS
Interventions
Getting Off App
Other
Lead sponsor
Friends Research Institute, Inc.
Other
Eligibility
18 Years to 65 Years · Male only
Enrollment
226 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Completed Not applicable Interventional Accepts healthy volunteers

Modern Nicotine Oral Product Abuse Liability

NCT06777784
Conditions
Smoking, Tobacco Use
Interventions
Product A, Product B, Product C, Product D, Product E, Product F, Product G, Product N
Other
Lead sponsor
RAI Services Company
Industry
Eligibility
21 Years to 60 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
2
States / cities
Lexington, Kentucky • Knoxville, Tennessee
Recruiting Phase 2Phase 3 Interventional Accepts healthy volunteers

Naltrexone for Overdose Prevention

NCT06633900
Conditions
Overdose Accidental
Interventions
IM naltrexone, Usual Care
Drug · Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
San Francisco, California
Completed No phase listed Observational Accepts healthy volunteers

The Effects of Water Temperature on the Cold Pressor Test

NCT03083626
Conditions
Chronic Pain
Interventions
Cold pressor test
Other
Lead sponsor
Georgetown University
Other
Eligibility
21 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Completed Phase 1 Interventional Accepts healthy volunteers

Autonomic Nervous System and Chronic Fatigue Syndrome

NCT00580619
Conditions
Chronic Fatigue Syndrome, Orthostatic Intolerance, Postural Tachycardia Syndrome
Interventions
Autonomic Function Testing, Saline infusions, L-NMMA trimethaphan, methyldopa
Other · Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 65 Years
Enrollment
170 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2017
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Prostate Cancer
Interventions
blood draw
Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
30 Years and older · Male only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2023
U.S. locations
1
States / cities
New York, New York
Conditions
Posttraumatic Stress Symptom, Alcohol Drinking, Alcohol Problem
Interventions
Activity scheduling, Cognitive restructuring, Coaching calls, Non-core intervention components
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
464 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Multiple Myeloma
Interventions
Oral microbiota assessment, Comprehensive chemical gustometry, Measurement of salivary flow, Surveys assessing taste disturbances
Diagnostic Test · Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
21 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
1
States / cities
New York, New York
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Electrical Stimulation of Human Myocytes in Microgravity

NCT03665051
Conditions
Sarcopenia
Interventions
Muscle Tissue Biopsy, Maximal Oxygen Consumption (V02max)
Procedure · Other
Lead sponsor
AdventHealth Translational Research Institute
Other
Eligibility
20 Years to 80 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2025
U.S. locations
1
States / cities
Orlando, Florida
Conditions
Smoking, Smoking Behaviors, Tobacco Use, Tobacco Smoking
Interventions
Product A, Product B, Product C, Product D, Product E
Other
Lead sponsor
RAI Services Company
Industry
Eligibility
21 Years to 60 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Knoxville, Tennessee
Conditions
Methamphetamine Abuse
Interventions
EX, CON
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 65 Years
Enrollment
113 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Methamphetamine Abuse
Interventions
Affect Treatment Program for Methamphetamine Use Disorder
Other
Lead sponsor
Affect Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Accepts healthy volunteers

Acute Plasma Abeta Responses to Stress

NCT05521919
Conditions
Stress Reaction, Stress Physiology
Interventions
Sympathetic Nervous System Activation, No-stress
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
18 Years to 65 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Conditions
HIV Infections
Interventions
HIV Testing and Counseling, Contingency Management, Strengths-based case management
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
502 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2016
U.S. locations
1
States / cities
Denver, Colorado
Completed Not applicable Interventional Accepts healthy volunteers Results available

Influence of Stress on Encoding and Prediction

NCT05920161
Conditions
Stress, Learning, Spatial
Interventions
Socially Evaluated Cold Pressor Test, Control
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years to 45 Years
Enrollment
106 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
New Haven, Connecticut
Completed No phase listed Observational Accepts healthy volunteers

Study of Recently HIV Infected Men and Transmission Behaviors

NCT01201083
Conditions
HIV
Interventions
Not listed
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older · Male only
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2018
U.S. locations
1
States / cities
Los Angeles, California
Completed Not applicable Interventional Accepts healthy volunteers

Skeletal and Cognitive Effects of Nutrition From Eggs

NCT03739424
Conditions
Bone Health, Cognitive Health
Interventions
Whole egg powder, Whole milk powder, Gelatin food product
Other
Lead sponsor
University of Georgia
Other
Eligibility
9 Years to 13 Years
Enrollment
182 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Athens, Georgia