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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed Phase 2 Interventional Results available

18-Month Study of Memory Effects of Curcumin

NCT01383161
Conditions
Age-associated Cognitive Impairment, Mild Cognitive Impairment (MCI)
Interventions
Curcumin, Placebo
Drug · Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
50 Years to 90 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Schizophrenia
Interventions
PF-3463275, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
2
States / cities
Glendale, California • Willingboro, New Jersey
Conditions
Insomnia
Interventions
Cognitive Behavioral Therapy for Insomnia (CBT-I)
Behavioral
Lead sponsor
Indiana University
Other
Eligibility
13 Years to 18 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Indianapolis, Indiana
Conditions
Inattention and Memory, Affect
Interventions
meditation
Other
Lead sponsor
Orlando Regional Medical Center
Other
Eligibility
18 Years to 24 Years
Enrollment
142 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2025
U.S. locations
2
States / cities
Miami Beach, Florida • Orlando, Florida
Conditions
Parkinson's Disease
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2003
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Agitation Associated With, Alzheimer's Disease, Alzheimer's Type, Mental Disorder, Nervous System Diseases
Interventions
Brexpiprazole, OPC-34712, Placebo Oral Tablet
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
55 Years to 90 Years
Enrollment
433 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
37
States / cities
Tuscaloosa, Alabama • Phoenix, Arizona • Bellflower, California + 25 more
Conditions
Cognitive Impairment, Dementia, ADD, Depression
Interventions
Passive testing, Active testing
Diagnostic Test
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Alzheimer Dementia
Interventions
Methylphenidate Extended Release Oral Capsule, Placebo
Drug · Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
55 Years to 95 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Charlestown, Massachusetts
Conditions
Breast Cancer, Gynecologic Cancer
Interventions
prasterone, placebo
Drug · Other
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
18 Years and older · Female only
Enrollment
464 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
280
States / cities
Scottsdale, Arizona • Aurora, Colorado • Boulder, Colorado + 185 more
Conditions
Head and Neck Cancer, Body Image Disturbance, Body Image, Survivorship, Psychosocial Impairment, Mental Health Issue
Interventions
BRIGHT, Attention Control
Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
5
States / cities
Detroit, Michigan • St Louis, Missouri • Hershey, Pennsylvania + 2 more
Completed Phase 1Phase 2 Interventional Results available

Meditation-CBT for Opioid-treated Chronic Low Back Pain

NCT01775995
Conditions
Chronic Pain, Low Back Pain
Interventions
Meditation-CBT Intervention + Usual Care, Usual Care Alone
Behavioral · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
21 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Diabetic Kidney Disease, Cognitive Function, Weight Loss, Diabetic Control, Type2 Diabetes
Interventions
mHealth + low-fat diet, mHealth + low-carb/ketogenic diet
Other
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
2
States / cities
San Antonio, Texas
Conditions
Depression
Interventions
Deprexis
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
152 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Waco, Texas
Completed Not applicable Interventional Accepts healthy volunteers Results available

Investigational Test of a New Sleep Supplement

NCT03567343
Conditions
Sleep, Mood, Cognitive Performance
Interventions
Proprietary Spearmint Extract Blend, Control
Dietary Supplement · Other
Lead sponsor
University of Arizona
Other
Eligibility
22 Years to 50 Years
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Tucson, Arizona
Conditions
Cognitive Disorders
Interventions
SUVN-G3031, Placebo
Drug
Lead sponsor
Suven Life Sciences Limited
Industry
Eligibility
18 Years to 45 Years · Male only
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Overland Park, Kansas
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Emotional and Cognitive Control in Late-Onset Depression

NCT01728194
Conditions
Depression
Interventions
Escitalopram, Magnetic Resonance Imaging
Drug · Other
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
60 Years to 85 Years
Enrollment
121 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2019
U.S. locations
2
States / cities
New York, New York • White Plains, New York
Conditions
Cognition, Concentration, Attention, Focus
Interventions
Cognitive Nutritional Supplement, Placebo
Dietary Supplement · Other
Lead sponsor
Pharmavite LLC
Industry
Eligibility
25 Years to 65 Years
Enrollment
422 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Addison, Illinois
Conditions
Schizophrenia
Interventions
BI 425809, Placebo
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
18 Years to 50 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
28
States / cities
Little Rock, Arkansas • Rogers, Arkansas • Encino, California + 24 more
Conditions
Cancer Related Cognitive Difficulties, Breast Cancer Female
Interventions
Cognitive testing, Research Brain MRI
Other
Lead sponsor
University of Rochester
Other
Eligibility
21 Years and older · Female only
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2027
U.S. locations
1
States / cities
Rochester, New York
Completed Not applicable Interventional Accepts healthy volunteers

An Evaluation of the Effects of a Non-Caffeinated Energy Dietary Supplement

NCT04895800
Conditions
Health Behavior
Interventions
Phytovive, Placebo, Caffeine
Dietary Supplement
Lead sponsor
Nova Southeastern University
Other
Eligibility
18 Years to 50 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Davie, Florida
Completed Not applicable Interventional Accepts healthy volunteers Results available

Nattokinase Atherothrombotic Prevention Study

NCT02080520
Conditions
Prevention of Subclinical Atherosclerosis Progression, Prevention of Cognitive Decline
Interventions
Nattokinase, Placebo
Dietary Supplement · Other
Lead sponsor
University of Southern California
Other
Eligibility
55 Years to 100 Years
Enrollment
265 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2019
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Body Dysmorphic Disorder
Interventions
Smartphone-delivered cognitive behavioral therapy (CBT) for body dysmorphic disorder (BDD)
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Mild Hepatic Encephalopathy
Interventions
AST-120
Drug
Lead sponsor
Ocera Therapeutics
Industry
Eligibility
18 Years to 70 Years
Enrollment
148 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
38
States / cities
Birmingham, Alabama • Phoenix, Arizona • Fresno, California + 29 more
Conditions
Trichotillomania
Interventions
Cognitive Behavioral Therapy
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts