| Recruiting | Aphasia Physical EXercise Study: Randomized Trial Aphasia, Acquired, Aphasia, Aphasia, Fluent | N/A | 2025-12-01 |
| Recruiting | Investigating the Persisting Effects of a Single Dose of Psilocybin on Structural Plasticity in Healthy Older Aging | Phase 1 | 2025-11-01 |
| Recruiting | SUpport From PEeRs to Expand Access Study - Community Depression, Anxiety | N/A | 2025-08-18 |
| Not Yet Recruiting | Mitigating Heat Stress Among Rickshaw Drivers in Bangladesh Core Temperature, Telomere Length, Mean Leukocyte, Kidney Function Issue | N/A | 2025-06-01 |
| Recruiting | Heat Stress Exposure Among Low-Income Residents in Bangladesh and Evaluation of Indoor Interventions Heat Stress | N/A | 2025-05-12 |
| Recruiting | Clean Trial - Chlorination to Reduce Enteric and Antibiotic Resistant Infections in Neonates Sepsis, Neonatal Mortality, Antibiotic Resistant Infection | N/A | 2025-01-21 |
| Recruiting | Vaccine Confidence and Infodemic in Southeast Asia's Nusantara Sociocultural Sphere Misinformation | N/A | 2024-12-28 |
| Recruiting | Healthy Lifestyles in Bipolar Disorder: Bay Area Study Bipolar Disorder, Time Restricted Eating | N/A | 2024-11-22 |
| Completed | Neurobehavioral Affective Control Training Emotional Distress, Impulsive Behavior, Mood Lability | N/A | 2024-11-22 |
| Recruiting | RINEW Randomized Controlled Trial 7-year Follow-up Child Development | N/A | 2024-11-20 |
| Completed | Meatsafe Food Storage and Diarrhea Prevention Trial in Urban Bangladesh Diarrhea | N/A | 2024-08-11 |
| Recruiting | Healthy Lifestyles for Bipolar Disorder Time Restricted Eating, Diet, Mediterranean | N/A | 2024-06-05 |
| Unknown | Pharmacy-based PrEP for Young Women Who Sell Sex in Zimbabwe Adherence, Medication, HIV Prevention | N/A | 2024-03-25 |
| Recruiting | Investigating the Mechanisms of the Effects of Psilocybin on Visual Perception and Visual Representations in t Perception Disorders | Phase 1 | 2024-03-08 |
| Recruiting | A Comparison of the Metabolic Effects of Zinc-Amino Acid (ZnAA) Versus Zinc Gluconate Response of Fatty Acid Desaturation to Zinc Intake | N/A | 2024-01-22 |
| Recruiting | NIA_Improving Function and Well-being by Improving Patient Memory: Transdiagnostic Sleep and Circadian Treatme Sleep Disorder, Circadian Dysregulation, Memory Impairment | N/A | 2024-01-04 |
| Completed | Effects of High-intensity Exercise Training on Physical Fitness, Cognition, Language in Post-stroke Aphasia Aphasia, Acquired, Aphasia, Aphasia, Fluent | N/A | 2023-12-11 |
| Active Not Recruiting | Rudi Kundini, Pamoja Kundini HIV (Human Immunodeficiency Virus) | N/A | 2023-10-23 |
| Completed | Can Applying the Science of Habit Formation to Contemplative Practice Improve Outcomes Psychopathology | N/A | 2023-06-14 |
| Terminated | Time-Restricted Eating and Bipolar Disorder Bipolar Disorder | N/A | 2023-06-01 |
| Completed | Improving Patient Memory for Treatment for Mild Cognitive Impairment Memory Impairment, Sleep Disorder | N/A | 2023-05-19 |
| Completed | Implementing and Sustaining a Sleep Treatment to Improve Community Mental Health Part 3: Sustainment Sleep Wake Disorders, Circadian Rhythm Disorders | N/A | 2023-04-01 |
| Completed | High-Intensity Exercise in Older Adults Functional Fitness, Cognitive Abilities | N/A | 2023-03-06 |
| Completed | Artificial Tears, Tear Lipids and Tear Film Dynamics Dry Eye | Phase 4 | 2023-01-30 |
| Completed | Moringa Powder Acceptability Trial Among Healthy Adults Consumption, Acceptability, Side Effect | N/A | 2023-01-03 |
| Completed | In-Home Technology for Caregivers of People With Dementia and Mild Cognitive Impairment: Spanish Language Home Dementia, Mild Cognitive Impairment, Alzheimer Disease | N/A | 2022-09-20 |
| Completed | In-Home Technology for Caregivers of People With Dementia and Mild Cognitive Impairment: Wearables Dementia, Mild Cognitive Impairment, Alzheimer Disease | N/A | 2022-08-22 |
| Completed | In-Home Technology for Caregivers of People With Dementia and Mild Cognitive Impairment: Rural Homes Dementia, Mild Cognitive Impairment, Alzheimer Disease | N/A | 2022-08-22 |
| Completed | Rudi Kundini, Pamoja Kundini: Phase I HIV (Human Immunodeficiency Virus) | N/A | 2022-07-13 |
| Recruiting | Effects of Nicotine and Attention on Frequency Tuning in Auditory Cortex Aging | EARLY_Phase 1 | 2022-06-06 |
| Active Not Recruiting | Maintaining Behavior Change: An Evaluation of a Habit-based Sleep Health Intervention Circadian Dysregulation | N/A | 2022-05-04 |
| Completed | PE Audit and Feedback Pilot Study Physical Inactivity, Cardiovascular Diseases | N/A | 2022-04-01 |
| Completed | Effects of Dietary Folate and Phytate Zinc Absorption: Zinc Amino Acid Complexes vs. Zinc-chloride Dietary Zinc Absorption | N/A | 2022-03-28 |
| Completed | Single Session Intervention for Building Self-Compassion Habits-RCT Transdiagnostic Psychopathology | N/A | 2022-02-13 |
| Completed | Maintaining Behavior Change: A 6-year Follow-up of Adolescent 'Night-owls' Circadian Dysregulation | — | 2021-12-01 |
| Completed | Mini-treatment Experiments to Clarify How to Assist People to Habit Formation Sleep Disorder, Circadian Dysregulation, Habit, Good Sleep | N/A | 2021-10-07 |
| Completed | AIM to Improve Asthma: Airflow Improvements During Meal-Prep Asthma in Children, Pollution; Exposure | N/A | 2021-05-24 |
| Terminated | An Online Intervention to Reduce Self-Harm Among Persons With High Emotion-Related Impulsivity Suicidal Ideation, Deliberate Self-harm, Impulsivity | N/A | 2021-04-15 |
| Completed | Impact Evaluation of CyberRwanda: A Digital Health Intervention for Adolescents Pregnancy in Adolescence, Adolescent Health, Health Services Accessibility | N/A | 2021-02-20 |
| Completed | Effects of Acetylcholine and Attention on Visual Spatial Representations in the Brain Visual Perception, Attention, Information Processing | EARLY_Phase 1 | 2021-02-04 |
| Unknown | Integrating Early Stimulation and Play at Scale: "MAHAY Mikolo" Early Childhood Development | Phase 3 | 2021-02-01 |
| Completed | Implementing and Sustaining a Sleep Treatment to Improve Community Mental Health Part 2: Train-the-Trainer Sleep Disorder, Circadian Dysregulation | N/A | 2020-12-14 |
| Completed | Discover Learning - Social, Emotional and Identity Learning for Very Young Adolescents Behavior, Adaptive, Behavior, Child, Behavior, Social | N/A | 2020-08-30 |
| Completed | Safety Net Support Use in California Households | — | 2020-08-01 |
| Completed | Improving Well-being by Improving Memory for Treatment for Sleep and Circadian Dysfunction Sleep Disorder, Circadian Dysregulation | N/A | 2020-05-01 |
| Completed | Stay Well at Home: a Text-messaging Study Social Distancing Depressive Symptoms, Anxiety, COVID-19 | N/A | 2020-04-17 |
| Completed | In-Home Technology for Caregivers of People With Dementia and Mild Cognitive Impairment Dementia, Mild Cognitive Impairment, Alzheimer Disease | N/A | 2020-03-10 |
| Completed | Optimizing the Efficiency and Implementation of Cash Transfers to Improve Adherence to Antiretroviral Therapy HIV (Human Immunodeficiency Virus) | N/A | 2020-03-09 |
| Completed | Implementing and Sustaining a Sleep Treatment to Improve Community Mental Part 1: Implementation Health Outcom Sleep Disorder, Circadian Dysregulation | N/A | 2020-01-08 |
| Completed | Dopaminergic Mechanisms Underlying Human Social Behavior Decision Making, Executive Function, Dopamine | EARLY_Phase 1 | 2019-12-01 |
| Completed | A Mobile App to Increase Physical Activity in Students Mobile Health, Physical Activity, Exercise | N/A | 2019-09-12 |
| Completed | Tau Imaging With JNJ067 Alzheimer Disease, Mild Cognitive Impairment, Progressive Supranuclear Palsy | EARLY_Phase 1 | 2019-06-18 |
| Recruiting | Isolating and Mitigating Sequentially Dependent Perceptual Errors in Clinical Visual Search Vision | N/A | 2019-04-01 |
| Completed | In-Home Technology for Dementia Caregivers Dementia, Alzheimer's Disease, Frontotemporal Dementia | N/A | 2019-02-26 |
| Completed | Parent-Adolescent Interpersonal Processes in the Science of Behavior Change Sleep Deprivation, Adolescent Behavior | N/A | 2018-12-01 |
| Completed | Implementing and Sustaining a Transdiagnostic Sleep and Circadian Treatment Sleep Disorders, Circadian Rhythm, Sleep Disorder, Acceptability | N/A | 2018-07-20 |
| Completed | Optimizing the Efficiency and Implementation of Cash Transfers to Improve Adherence to Antiretroviral Therapy HIV/AIDS, Adherence, Medication, Adherence, Patient | N/A | 2018-04-24 |
| Completed | Long Term Follow-Up of Food and Cash Assistance for HIV-Positive Men and Women on Antiretroviral Therapy in Ta Hiv | N/A | 2018-03-01 |
| Active Not Recruiting | Rural China Electric Kettle Promotion Program Compliant Behavior, Diarrheal Disease, Pollution; Exposure | N/A | 2017-11-04 |
| Completed | CalFitness Smartphone-Delivered Physical Activity Intervention With Messaging Sedentary Lifestyle, Physical Activity | N/A | 2017-02-01 |
| Completed | Can the Memory Support Intervention Improve Depression Outcome Following Cognitive Therapy? Depressive Disorder, Major | N/A | 2016-11-01 |
| Completed | Impact of Soylent Consumption on Human Microbiome Composition Gut Microbiota | N/A | 2016-10-10 |
| Completed | Advancing HIV Prevention and Linkage to Care Among MSM With Gamification HIV Infections, Sexually Transmitted Diseases | N/A | 2016-10-01 |
| Completed | Working With Community Health Workers to Increase ORS Use in Uganda Infantile Diarrhea, Diarrhea, Dehydration | N/A | 2016-08-01 |
| Completed | CalFitness Smartphone-Delivered Physical Activity Intervention Sedentary Lifestyle, Physical Activity | N/A | 2016-08-01 |
| Completed | The Effects of Low Concentration Atropine on Pupil Size and Accommodation Myopia | Phase 3 | 2016-07-01 |
| Completed | Technology and Design Innovation for School Lunch Childhood Obesity | N/A | 2016-02-01 |
| Completed | Social Norms and Priming to Improve Adherence to Antiretroviral Therapy and Retention in Care HIV Infection, Adherence | N/A | 2015-08-01 |
| Completed | An Active Approach to Treat Amblyopia: Perceptual Learning and Video Games Amblyopia | N/A | 2015-07-01 |
| Completed | Community Health Workers and Prevention of Mother-to-Child HIV Transmission in Tanzania Vertical Transmission of Infectious Disease, HIV Infections | N/A | 2015-05-01 |
| Completed | A Transdiagnostic Sleep and Circadian Treatment to Improve Community SMI Outcomes Mental Disorders | N/A | 2015-05-01 |
| Completed | Impact of Patient Activation and Engagement on Patient-Centered Outcomes of Care in ACOs Diabetes, Cardiovascular Disease | — | 2015-04-01 |
| Completed | Social and Monetary Incentives for Smoking Cessation at Large Employers Tobacco Use Disorder | N/A | 2015-04-01 |
| Completed | Spillover Effects of Water, Sanitation, and Hygiene Interventions on Child Health Helminthiasis, Diarrhea, Respiratory Infection | N/A | 2015-01-01 |
| Completed | BMI Screening and Reporting in Schools: The Fit Study Pediatric Obesity, Overweight | N/A | 2014-03-01 |
| Completed | Promoting Sleep to Prevent Substance Use in Adolescence Sleep, Substance Use | N/A | 2014-02-01 |
| Completed | Physical Activity Referrals to the Community Overweight, Obesity | N/A | 2014-02-01 |
| Completed | Impact of a Childhood Obesity Intervention for African American Families Obesity, Overweight | N/A | 2014-01-01 |
| Completed | Comparing Food and Cash Assistance for HIV-Positive Men and Women on Antiretroviral Therapy in Tanzania HIV | N/A | 2013-12-01 |
| Completed | Improving Memory for Sleep Treatment Content With Text Messages Sleep Wake Disorders | N/A | 2013-10-01 |
| Withdrawn | Dopaminergic Modulation of Frontostriatal Function With a Dopamine Agonist and COMT Inhibitor Addiction | Phase 4 | 2013-07-01 |
| Completed | The Potentially Addictive Properties of Soda: A Feasibility Study Withdrawal Symptoms | N/A | 2013-06-01 |
| Completed | Triple Vulnerability? Circadian Tendency, Sleep Deprivation and Adolescence Eveningness/Sleep | N/A | 2013-03-01 |
| Completed | Improving Depression Outcome by Enhancing Memory for Cognitive Therapy Major Depressive Disorder (MDD) | Phase 2 | 2013-02-01 |
| Completed | Impact of Active and Healthy Families Overweight, Obesity | N/A | 2012-09-01 |
| Completed | Testing New Marketing Models for Improved Cookstoves - Uganda Air Pollution, Indoor, Behavior | N/A | 2012-02-01 |
| Completed | Daily Irrigation With Silicone Hydrogel Contact Lens Continuous Wear Corneal Epithelial Permeability | Phase 4 | 2012-01-15 |
| Completed | Evaluation of the Population-level Impact of PMTCT Option B+ in Zimbabwe HIV Infections | — | 2012-01-01 |
| Completed | Using Group Commitment for Smoking Cessation Smoking | N/A | 2010-11-01 |
| Completed | Obesity, Inflammation and Oxidative Stress C-reactive Protein, Inflammation, Obesity | Phase 3 | 2010-01-01 |
| Completed | Sleep Disturbance and Bipolar Disorder Bipolar Disorder, Dyssomnias | Phase 3 | 2009-10-01 |
| Completed | Tobacco-Related Disease Prevention Among Korean Americans Smoking Cessation | N/A | 2009-09-01 |
| Completed | Evaluation of Safe-Water Programs in Baja California Sur, Mexico Diarrhea | N/A | 2009-07-01 |
| Completed | Clinical Assessment of a Customized Free-form Progressive Addition Lens Spectacle Presbyopia | N/A | 2009-02-01 |
| Completed | Rewarding Sexually Transmitted Infection (STI) Prevention and Control in Tanzania Sexually Transmitted Diseases | N/A | 2009-02-01 |
| Completed | Community Based Distribution of Injectable Contraceptives in Tigray, Ethiopia Contraception, Family Planning, Task Shifting | N/A | 2008-06-01 |
| Unknown | Safe Water Techniques in Kenya Consumer Willingness to Pay for POU Products, Consumer Preferences and Use of POU Products | EARLY_Phase 1 | 2008-05-01 |
| Unknown | Micro-Health Insurance in Cambodia Health Insurance Sale, Health Utilization, Asset Sales, Investment and Saving Behaviors | EARLY_Phase 1 | 2008-04-01 |
| Unknown | Evaluating the Hunger Project in Ghana To Better Understand How Epicenter's (Which House Education, Health and Finance Centers in Ghana) Increase Individual's Sense of Empowerment. | EARLY_Phase 1 | 2007-08-01 |
| Completed | Taking Action Together- A Diabetes Prevention Program Type 2 Diabetes | N/A | 2005-03-01 |
| Completed | An Active Approach to Treat Amblyopia: Video Game Play Amblyopia | N/A | 2004-12-01 |
| Completed | Solar Water Disinfection Intervention Trial in Bolivia Diarrhea | Phase 3 | 2004-09-01 |
| Completed | Randomised Exposure Study of Pollution Indoors and Respiratory Effects Respiratory Tract Infections, Pneumonia | N/A | 2002-10-01 |