Search | Clinical Trials Finder

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Nov 4, 2026, 8:57 PM 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 1777–1800 of 1,885 matching trials from the live ClinicalTrials.gov search.

Filters: Condition: Impaired Cognition Clear all

Conditions: Stress, Cognitive Change, Breast Cancer, Breast Carcinoma, Breast Neoplasm, Cognitive Dysfunction
Interventions: Mobile Daily Diary; Behavioral
Lead sponsor: Thomas Jefferson University; Other
Eligibility: 40 Years and older · Female only
Enrollment: 17 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2025 – 2026
U.S. locations: 1
States / cities: Philadelphia, Pennsylvania

Conditions: Cognitive Disorders, HIV Infections
Interventions: Thioctic acid, Selegiline hydrochloride; Drug
Lead sponsor: The Dana Foundation; Other
Eligibility: 18 Years and older
Enrollment: 32 participants
Healthy volunteers: Healthy volunteers not accepted
U.S. locations: 3
States / cities: Baltimore, Maryland • New York, New York • Rochester, New York

Conditions: Post COVID-19 Cognitive Impairment
Interventions: Vielight Neuro RX Gamma active device, Vielight Neuro RX Gamma sham device; Device
Lead sponsor: Vielight Inc.; Industry
Eligibility: 18 Years to 65 Years
Enrollment: 36 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2023 – 2025
U.S. locations: 1
States / cities: Fullerton, California

Conditions: Alzheimer's Disease
Interventions: Not listed
Lead sponsor: National Institute on Aging (NIA); NIH
Eligibility: 60 Years and older
Enrollment: 2,850 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2003 – 2015
U.S. locations: 1
States / cities: Baltimore, Maryland

Conditions: Pseudohypoparathyroidism, Albright Hereditary Osteodystrophy
Interventions: Not listed
Lead sponsor: Vanderbilt University Medical Center; Other
Eligibility: 6 Years to 18 Years
Enrollment: 39 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2014 – 2017
U.S. locations: 1
States / cities: Nashville, Tennessee

Conditions: Gait Disorder, Sensorimotor, Cognitive Disorder
Interventions: motor skill gait exercise, aerobic gait intervention; Behavioral
Lead sponsor: University of Pittsburgh; Other
Eligibility: 65 Years and older
Enrollment: 22 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2011 – 2013
U.S. locations: 1
States / cities: Pittsburgh, Pennsylvania

Conditions: Mild Cognitive Impairment, Mild Dementia, Parkinson Disease, Lewy Body Disease
Interventions: Placebo Oral Capsule, NYX-458; Drug
Lead sponsor: Aptinyx; Industry
Eligibility: 50 Years to 80 Years
Enrollment: 99 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2019 – 2022
U.S. locations: 26
States / cities: Scottsdale, Arizona • Fresno, California • Simi Valley, California + 20 more

Conditions: Measuring THC-induced Cognitive Impairment Using a Mobile Application
Interventions: Dronabinol, Placebo; Drug
Lead sponsor: University of Chicago; Other
Eligibility: 18 Years to 35 Years
Enrollment: 72 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2017 – 2018
U.S. locations: 1
States / cities: Chicago, Illinois

Conditions: Traumatic Brain Injury, Fatigue
Interventions: Bright White Light (BWL), Dim Red Light (DRL); Device
Lead sponsor: Icahn School of Medicine at Mount Sinai; Other
Eligibility: 18 Years and older
Enrollment: 88 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2012 – 2017
U.S. locations: 1
States / cities: New York, New York

Conditions: Cognitive Deficits in Schizophrenia
Interventions: ABT-126, Placebo; Drug
Lead sponsor: AbbVie (prior sponsor, Abbott); Industry
Eligibility: 20 Years to 55 Years
Enrollment: 207 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2010 – 2011
U.S. locations: 23
States / cities: Cerritos, California • Costa Mesa, California • Escondido, California + 19 more

Conditions: TBI, Cognitive Dysfunction
Interventions: BrainStrong-BSR, BrainStrong-OPT; Behavioral
Lead sponsor: VA Office of Research and Development; Federal
Eligibility: 21 Years to 60 Years
Enrollment: 20 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2024 – 2028
U.S. locations: 1
States / cities: Sacramento, California

Conditions: Postoperative Complications, Postoperative Cognitive Dysfunction
Interventions: Carotid endarterectomy, Mini Mental Status Examination; Procedure · Diagnostic Test
Lead sponsor: Ohio State University; Other
Eligibility: 18 Years and older
Enrollment: 10 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2018 – 2019
U.S. locations: 1
States / cities: Columbus, Ohio

Conditions: Prostate Cancer, Sleep Disturbance, Fatigue, Cognitive Impairment
Interventions: teleCBT-I + SH/ReadiWatchTM, SH/ReadiWatchTM; Behavioral
Lead sponsor: University of Kansas Medical Center; Other
Eligibility: 18 Years and older · Male only
Enrollment: 45 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2022 – 2023
U.S. locations: 1
States / cities: Kansas City, Kansas

Conditions: Schizophrenia
Interventions: ABT-126, Placebo; Drug
Lead sponsor: AbbVie (prior sponsor, Abbott); Industry
Eligibility: 20 Years to 65 Years
Enrollment: 432 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2012 – 2014
U.S. locations: 34
States / cities: Anaheim, California • Bellflower, California • Chino, California + 29 more

Conditions: Hypertension, Cognitive Decline
Interventions: Stepped-care protocol adapted from the SPRINT intensive-treatment algorithm; Behavioral
Lead sponsor: Tulane University; Other
Eligibility: 40 Years and older
Enrollment: 1,306 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2019 – 2026
U.S. locations: 1
States / cities: New Orleans, Louisiana

Conditions: Mild Cognitive Impairment
Interventions: sham tDCS, active tDCS; Device
Lead sponsor: University of Michigan; Other
Eligibility: 60 Years and older
Enrollment: 80 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2024 – 2026
U.S. locations: 1
States / cities: Ann Arbor, Michigan

Conditions: Mild Cognitive Impairment
Interventions: Phosphatidylserine, Placebo; Other
Lead sponsor: Enzymotec; Industry
Eligibility: 65 Years to 85 Years
Enrollment: 97 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2014 – 2017
U.S. locations: 13
States / cities: Encino, California • Los Alamitos, California • Newport Beach, California + 10 more

Conditions: Breast Cancer Survivorship, Cancer-related Cognitive Impairment
Interventions: Attention-restorative therapy (ART)-based virtual reality (VR); Other
Lead sponsor: University of Michigan Rogel Cancer Center; Other
Eligibility: 18 Years and older · Female only
Enrollment: 30 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2021 – 2022
U.S. locations: 1
States / cities: Ann Arbor, Michigan

Conditions: Mild Cognitive Impairment, Alzheimer's Disease
Interventions: Minocycline; Drug
Lead sponsor: Huntington Medical Research Institutes; Other
Eligibility: 55 Years to 90 Years
Enrollment: 13 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2011 – 2012
U.S. locations: 1
States / cities: Pasadena, California

Conditions: Alzheimer Disease, Cognitive Impairment, Mild, Dementia, Mild
Interventions: Smartphone Personal Assistant, Implementation Intention; Behavioral
Lead sponsor: Baylor University; Other
Eligibility: Not listed
Enrollment: 52 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2018 – 2020
U.S. locations: 1
States / cities: Temple, Texas

Conditions: Cognitive Impairment, Elderly
Interventions: 2g Centella asiatica water extract product, 4g Centella asiatica water extract product; Drug
Lead sponsor: Oregon Health and Science University; Other
Eligibility: 65 Years to 85 Years
Enrollment: 5 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2019 – 2020
U.S. locations: 1
States / cities: Portland, Oregon

Conditions: Cognitive Impairment, Mild, Cognitive Dysfunction, Amyloid Plaque, Neurodegeneration, Inflammation, Brain
Interventions: Lenalidomide 10 mg, Placebo; Drug
Lead sponsor: St. Joseph's Hospital and Medical Center, Phoenix; Other
Eligibility: 50 Years to 89 Years
Enrollment: 15 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2020 – 2025
U.S. locations: 2
States / cities: Phoenix, Arizona • Las Vegas, Nevada

Conditions: Parkinson, Parkinson Disease, Genetic Predisposition, GBA Gene Mutation, Cognitive Decline
Interventions: Not listed
Lead sponsor: Rutgers, The State University of New Jersey; Other
Eligibility: 30 Years to 75 Years
Enrollment: 150 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2017 – 2024
U.S. locations: 1
States / cities: New Brunswick, New Jersey

Conditions: Cognition, Cancer
Interventions: Emerging from the Haze; Other
Lead sponsor: Cedars-Sinai Medical Center; Other
Eligibility: 18 Years and older · Female only
Enrollment: 31 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2015 – 2018
U.S. locations: 1
States / cities: Los Angeles, California

Search by objective public record fields.

Surviving Daily Life

A Study of Thioctic Acid and Deprenyl in HIV-Infected Patients With Dementia

A Study Evaluating the Efficacy of the Vielight Neuro RX Gamma in the Treatment of Post COVID-19 Cognitive Impairment

Early Markers of Cognitive Change and Alzheimer s Disease

Early-onset Obesity and Cognitive Impairment in Children With Pseudohypoparathyroidism

Thinking, Walking Outcomes by Type of Exercise

NYX-458 in Subjects With Mild Cognitive Impairment or Mild Dementia Due to Parkinson's Disease or Lewy Body Dementia (Cognition, Memory, Attention, Thinking)

Developing a Mobile Method to Measure THC-induced Impairment

Treatment of Post-Traumatic Brain Injury (Post-TBI) Fatigue With Light Therapy

Safety and Efficacy Study for Cognitive Deficits in Adult Subjects With Schizophrenia

Strengthening Neuro-Cognitive Skills for Success in School, Work and Beyond

Risk Factors for Complications After Carotid Endarterectomy

Sleep Hygiene Education, ReadiWatchTM Actigraphy, and Telehealth Cognitive Behavioral Training for Insomnia Effect, on Symptom Relief for Men With Prostate Cancer Receiving Androgen Deprivation Therapy

A Study to Evaluate ABT-126 for the Treatment of Cognitive Deficits in Schizophrenia

Implementation of Multifaceted Patient-Centered Treatment Strategies for Intensive Blood Pressure Control in Minimize Cognitive Decline

Multimodal Investigation of Neural Plasticity

Investigating a Phosphatidylserine Based Dietary Approach for the Management of Mild Cognitive Impairment

An Attention-Restorative Therapy (ART)-Based Virtual Reality Intervention to Address Cancer-Related Cognitive Impairments Among Breast Cancer Survivors

Minocycline in Patients With Alzheimer's Disease

Comparing Smartphone Technology and a Memory Strategy on Improving Prospective Memory in Alzheimer's Disease

Pharmacokinetics Centella Asiatica Product (CAP) in Mild Cognitive Impairment

MCLENA-1: A Clinical Trial for the Assessment of Lenalidomide in Amnestic MCI Patients

Parkinson Disease and DBS: Cognitive Effects in GBA Mutation Carriers

Emerging From the Haze™- Measuring the Impact of a Psycho-education Program on Perceived Cognition After Breast Cancer Treatment