Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Jul 22, 2026, 6:41 PM EDT

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Showing 1–24 of 71 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Dementia With Lewy Bodies, Parkinson Disease Dementia, Healthy Controls
Interventions
Syn-One skin biopsy, Multi modal MRI, Assessment of dynamic EEG features over 48-hour periods across all study aims, Plasma biomarkers, Galantamine HBr extended-release 8mg capsules (8mg ER).
Procedure · Diagnostic Test · Drug
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
50 Years to 89 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Richmond, Virginia
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Pharmacological Modulation of Brain Oscillations in Memory Processing

NCT05594017
Conditions
Epilepsy, Seizures, Cognitive Impairment, Mild, Memory Disorders, Memory Loss
Interventions
Scopolamine (0.4mg), Placebo
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 55 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2027
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Parkinson Disease
Interventions
Not listed
Lead sponsor
University of Michigan
Other
Eligibility
45 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Ann Arbor, Michigan
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Cholinergic Health After Menopause (CHAMP)

NCT04129060
Conditions
Postmenopausal Symptoms, Aging, Alzheimer Disease
Interventions
Cholinergic antagonist
Drug
Lead sponsor
University of Vermont
Other
Eligibility
50 Years to 70 Years · Female only
Enrollment
98 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
2
States / cities
Nashville, Tennessee • Burlington, Vermont
Completed Early Phase 1 Interventional Accepts healthy volunteers

Cholinergic Mechanisms of Attention in Aging

NCT04756232
Conditions
Subjective Cognitive Decline
Interventions
Mecamylamine Challenge, Placebo Comparator Challenge
Drug · Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
55 Years and older
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Mood Disorders, Healthy, Unipolar Depression, Bipolar Depression
Interventions
Scopolamine Nasal Spray
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 55 Years
Enrollment
197 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2015
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Psoriatic Arthritis, Rheumatoid Arthritis, Ankylosing Spondylitis
Interventions
Ultrasound Stimulation, Non-active ultrasound stimulation
Device
Lead sponsor
Surf Therapeutics
Industry
Eligibility
22 Years to 75 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
2
States / cities
Austin, Texas • Houston, Texas
Conditions
Rett Syndrome
Interventions
dextromethorphan, donepezil hydrochloride
Drug
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
1 Year to 15 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Phase 1 Interventional Accepts healthy volunteers

The Nicotinic Cholinergic System and Cognitive Aging

NCT03408574
Conditions
Healthy Aging
Interventions
Nicotine patch, oral mecamylamine, placebo
Drug
Lead sponsor
University of Vermont
Other
Eligibility
18 Years to 75 Years
Enrollment
104 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
Burlington, Vermont
Conditions
Social Anxiety Disorder
Interventions
Scopolamine, intranasal placebo
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 55 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Los Angeles, California
Completed Phase 2 Interventional Results available

Varenicline Treatment of Alcohol Dependence in Smokers

NCT01553136
Conditions
Alcoholism, Alcohol Abuse, Smoking, Alcohol Drinking
Interventions
Varenicline
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 70 Years
Enrollment
131 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
2
States / cities
New Haven, Connecticut • New York, New York
Completed No phase listed Observational Accepts healthy volunteers

Cholinergic Nicotinic Receptors and Cognition in PD

NCT02076295
Conditions
Parkinson's Disease
Interventions
Not listed
Lead sponsor
University of Michigan
Other
Eligibility
50 Years and older
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Posttraumatic Stress Disorder, Pseudopheochromocytoma, Healthy Volunteers, Neurocardiogenic Syncope, Postural Tachycardia Syndrome
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
2 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2021
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Major Depressive Disorder (MDD)
Interventions
Nicotine transdermal patch, PET Scan with [18F] VAT
Drug
Lead sponsor
Stony Brook University
Other
Eligibility
18 Years to 65 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2029
U.S. locations
1
States / cities
Stony Brook, New York
Completed No phase listed Observational Accepts healthy volunteers

Mental Ability Challenge Study in Adults With and Without HIV

NCT03244488
Conditions
HIV-1-infection, Aging, Premature, Cognitive Impairment, Memory Impairment, HIV-Associated Cognitive Motor Complex
Interventions
Scopolamine Injectable Product, Mecamylamine Pill
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
35 Years and older
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Parkinson's Disease
Interventions
Donepezil
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
30 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Portland, Oregon
Conditions
Alzheimer Disease
Interventions
Donepezil, Estrogen, Progesterone
Drug
Lead sponsor
National Center for Research Resources (NCRR)
NIH
Eligibility
45 Years to 85 Years · Female only
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2004
U.S. locations
1
States / cities
Burlington, Vermont
Conditions
Obesity
Interventions
Not listed
Lead sponsor
University of Louisville
Other
Eligibility
10 Years to 80 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2025
U.S. locations
1
States / cities
Louisville, Kentucky
Completed Not applicable Interventional Results available

A Study to Help People Quit Smoking.

NCT01880099
Conditions
Nicotine Dependence
Interventions
placebo, Galantamine 8mg, Galantamine 16mg
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 55 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
West Haven, Connecticut
Conditions
Chronic Urticaria (CU): Chronic Inducible Urticaria (CINDU) and Chronic Spontaneous Urticaria (CSU)
Interventions
Remibrutinib, Placebo
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 100 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
2
States / cities
North Miami Beach, Florida • Glenview, Illinois
Conditions
Schizophrenia
Interventions
Placebo, ML-007C-MA BID, ML-007C-MA QD
Drug
Lead sponsor
MapLight Therapeutics
Industry
Eligibility
18 Years to 64 Years
Enrollment
307 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
24
States / cities
Little Rock, Arkansas • Bellflower, California • Culver City, California + 21 more
Completed Early Phase 1 Interventional Results available

Defining and Treating Depression-related Asthma

NCT04617015
Conditions
Asthma, Depression, Childhood Asthma
Interventions
Ipratropium Bromide
Drug
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
7 Years to 17 Years
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Buffalo, New York
Conditions
Spine Surgery, Reversal of Neuromuscular Blockade, Urinary Retention Postoperative
Interventions
Sugammadex, Neostigmine, Glycopyrrolate, Rocuronium
Drug
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years and older
Enrollment
118 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Columbia, Missouri
Conditions
Pre-diabetes
Interventions
Control, Xenin-25 without atropine, GIP without atropine, Placebo with atropine, Xenin-25 with atropine, GIP with atropine, GIP plus Xenin-25 without atropine, GIP plus Xenin-25 with atropine
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 65 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
St Louis, Missouri