Find a study
Browse recruiting studies near you — free to check, always your choice.
48 studies
Recruiting now, in plain language. Every study is watched over by an independent ethics board.
- Depression
The Role of mGluR5 in CBT-I
Testing how a brain receptor may affect CBT-I for insomnia in people with depression
📍 Stony Brook University: Dept of Psychiatry · Stony Brook, NY · Get directions →
This is mechanistic clinical trial that evaluates the role of one of the glutamate receptors (mGluR5) in cognitive behavioral therapy for insomnia (CBT-I) as a common pathway in improving sleep and depression.
- Depression
Establishing Multimodal Brain Biomarkers for Treatment Selection in Depression
Testing brain scan and EEG measures to predict response to depression treatment
📍 Health Discovery Building (HDB), 1601 Trinity St., Bldg B., Z0600 · Austin, TX · Get directions →
The purpose of the study is to identify brain biomarkers and characteristics that predict individual responses to treatment of major depression with the antidepressant drug sertraline (tradename Zoloft), a common selective serotonin reuptake inhibitor (SSRI) antidepressant. Our central hypothesis is that brain activity and connections jointly measured with functional magnetic resonance imaging (fMRI) and electroencephalogram (EEG) will be able to predict an individual's response to sertraline treatment.
- Depression
Serotonin-norepinephrine Reuptake Inhibitor in Prophylaxis of Depression Following Fragility Fractures
Testing how feasible it is to prescribe antidepressants after fragility fractures in adults 50 and
📍 Wake Forest University Health Sciences · Winston-Salem, NC · Get directions →
The goal of this pilot study is to learn about the feasibility about prescribing anti-depressants at discharge in patients aged 50 years and older with a lower extremity fragility fracture. The main questions it aims to answer are: * What are the obstacles to enrolling patients and prescribing anti-depressants among older adults?
- Depression
Dopaminergic Therapy for Anhedonia - 2
Testing an 8-week treatment using L-DOPA for depression with low pleasure and high inflammation
📍 Emory University Hospital · Atlanta, GA · Get directions →
The purpose of this 8-week, double-blind, placebo-controlled, study is to explore new treatment options for people with depression who have high inflammation and anhedonia. Seventy male and female participants with depression, between 25-55 years of age, with higher levels of inflammation and anhedonia will be randomized to receive L-DOPA or matched placebo over 8 weeks.
- Depression
Identifying and Treating Depression in the Orthopaedic Trauma Population
Testing how orthopedic trauma teams can screen for depression and treat it with medication
📍 Wake Forest University Health Sciences · Winston-Salem, NC · Get directions →
The goal of this trial is to pilot a way for orthopaedic surgeons to safely screen for depression and provide treatment for depression with medication. The main questions it aims to answer are: 1.
- Dementia / Alzheimer'sParkinson's disease
PET Imaging Evaluation of [11C]SY08
Testing a PET scan tracer to detect alpha-synuclein protein clumps in dementia and Parkinson’s
📍 MGH · Charlestown, MA · Get directions →
The overall goal of the proposed research is to evaluate the use of \[11C\]SY08 as a PET radiotracer for aggregated alpha synuclein (αS) in individuals with Parkinson's disease (PD), Multiple system atrophy (MSA), Dementia with Lewy Bodies (DLB) and healthy controls. The purpose of this study is to evaluate the use of \[11C\]SY08 as a PET radiotracer for αS fibrils in individuals with PD, MSA, DLB and healthy controls.
- Depression
Pilot Study: Establishing Glutamatergic Changes in Rapid Antidepressant Effects of Ketamine
Testing how ketamine changes brain chemicals in people with depression
📍 University of Pennsylvania · Philadelphia, PA · Get directions →
In the treatment of Major Depressive Disorder (MDD), ketamine can produce rapid but short-lasting improvements in mood. In order to develop a new generation of treatments with rapid and sustained efficacy, a better understanding of the mechanism of action is urgently needed.
- DepressionAnxiety
Integrating Inuit Knowledge Principles in Multi-Level Mental Health Clinical Trials
Testing whether eating more country foods and cultural activities help Inuit adults with depression
📍 Aqqiumavvik Society · Arviat, Nunavut · Get directions →
This study is looking at how eating more country foods affects mental health among Inuit men and women in Arviat, NU. The goal is to evaluate if eating more of these foods helps people feel less depressed or anxious, and whether being part of food-gathering and cultural activities also makes a difference.
- Type 2 diabetesHeart / cardiovascular disease
Acute and Chronic Effects of Oral Ketones in Subjects With HFrEF and Diabetes
Testing how drinking ketone drinks affects heart function in people with type 2 diabetes and heart
📍 University of Texas Health Science Center at San Antonio · San Antonio, TX · Get directions →
This study will provide insight into whether cardiac function changes with oral Ketone Esters (KE) administered to patients with Type 2 Diabetes Mellitus (T2DM) and Heart failure with reduced ejection fraction (HFrEF). Plasma ketones are avidly extracted by cardiac muscle and their uptake is not dependent upon insulin or influenced by insulin resistance.
- Dementia / Alzheimer's
Sex-Specific Effects of Endocrine Disruption on Aging and Alzheimer's Disease
Studying whether ovarian hormones are linked to aging and Alzheimer’s risk in women
📍 Mayo Clinic · Jacksonville, FL · +1 more US site · Get directions →
The researchers are trying to determine whether ovarian hormones are associated with aging processes and with the risk of developing Alzheimer's disease in women.
- Depression
Determining Optimal Treatment Sequences in Anxious Depression (DOTS-AD)
Comparing best step-by-step treatments for depression with anxiety
📍 University of Cincinnati, Department of Psychiatry & Behavioral Neuroscience · Cincinnati, OH · Get directions →
Acute, double-blind, adaptively randomized treatment with duloxetine or escitalopram, followed by double-blind, randomized adjunctive treatment with clonazepam or pregabalin for persistent symptoms.
- Depression
Probiotic Administration for Adolescent Depression
Testing whether a probiotic affects brain and gut in teens with depression
📍 UCSF · San Francisco, CA · Get directions →
This double-blind, placebo-controlled clinical trial will examine the effect of probiotic Visbiome on the brain and gut microbiome of individuals 15 to 24 years of age.
- Depression
Neural Circuit Effects of Ketamine in Depression
Testing how ketamine affects brain activity and depression symptoms
📍 Icahn School of Medicine at Mount Sinai · New York, NY · Get directions →
This project is designed to examine the role of the subgenual anterior cingulate cortex (sgACC) in anhedonia and anxiety in humans with depression, as well as the acute and sustained effects of ketamine on agACC activation and depression symptoms.
- Depression
A Study to Evaluate the Efficacy of AXS-05 Compared to Bupropion in Preventing the Relapse of Depressive Symptoms
Comparing a drug called AXS-05 with bupropion to prevent depression relapse
📍 Clinical Research Site · Bellflower, CA · +39 more US sites · Get directions →
This is a randomized, double-blind, active-controlled, multi-center study to evaluate the efficacy of AXS-05, compared to bupropion, in preventing the relapse of depressive symptoms in subjects with major depressive disorder (MDD) who have responded to treatment with AXS-05.
- Depression
A Randomized Pilot rTMS Trial for Knee Arthritis Pain and Depression
Testing a brain stimulation treatment to help knee arthritis pain and depression
📍 UCLA Semel Institute - Neuropsychiatric Institute (NPI) · Los Angeles, CA · Get directions →
Osteoarthritis (OA) is a major public health problem, and involvement of the knee is especially disabling. Symptomatic knee OA has an incidence rate between 40 to 1,020 per 100,000 person years1 and is among the most common causes of disability worldwide.
- DepressionDementia / Alzheimer's
Aβ Dynamics in LLMD
Testing how treating depression may change brain markers linked to Alzheimer’s
📍 NYU Langone Health · New York, NY · +1 more US site · Get directions →
This study will examine the biological factors that may modulate the relationship between depression and the development of Alzheimer's disease (AD). Since the direction of causation between depression and the biological factors associated with AD is unknown, the only way to understand cause and associated risk is to treat the depressive symptoms and examine the effects on AD biomarkers.
- Depression
Optimized Predictive Treatment In Medications for Unipolar Major Depression (OPTIMUM-D)
Testing a biomarker prediction tool to forecast depression treatment outcomes
📍 University of Calgary · Calgary, Alberta · Get directions →
This is a study that will test a predictive biomarker algorithm based on results from a previous study. The goal of this study is to integrate clinical, imaging, EEG, and molecular data across 8 sites to predict treatment outcome for patients experiencing a major depressive episode (MDE).
- Depression
Confirmatory Efficacy Trial of Attention Bias Modification for Depression
Testing two types of attention-bias training for adults with depression
📍 Institute for Mental Health Research · Austin, TX · Get directions →
The goal of this clinical trial is to compare the efficacy of two related, but different ABM (Attention Biased Modification) treatments for depression in adults with elevated symptoms of depression. The main aims are: * Aim 1:examine whether gamified ABM leads to greater change in the primary and secondary outcomes than sham ABM * Aim 1: establish that gamified ABM is at least as effective as traditional ABM.
- Depression
Mood Effects of Serotonin Agonists: Depression
Testing how a low dose of LSD affects mood in people with depression
📍 University of Chicago · Chicago, IL · Get directions →
This study will examine the effect of a low dose of the 5HT2A agonist LSD (26 µg), compared to placebo, on acute and protracted mood states in individuals with depression. The investigators will assess the relationship between mood-related symptoms and EEG as a neurophysiological marker.
- Depression
Ovarian Hormone Withdrawal, Anhedonia, and Reward Sensitivity in Women With Premenstrual Exacerbations of Depression
Studying how menstrual hormone changes affect mood and reward in women with depression
📍 University of North Carolina, Chapel Hill · Chapel Hill, NC · Get directions →
The goal of this clinical trial is to learn how hormonal changes over the menstrual cycle affect mood symptoms in reproductive-aged women with depression that worsens during the premenstrual period. The main questions it aims to answer are: --How do fluctuations in estradiol and progesterone across the menstrual cycle affect the ability to experience pleasure and the neural sensitivity to reward in hormone-sensitive, depressed women?
- Depression
PET Imaging Using the Tracer [18F]VAT to Assess the Antidepressant Effect of Nicotine.
Testing PET brain scans to study how nicotine may affect depression
📍 Stony Brook University: Dept of Psychiatry · Stony Brook, NY · Get directions →
In the brain, certain nerve cells communicate using a chemical called acetylcholine. Acetylcholine is thought to be important for several functions including mood, memory and wakefulness.
- Depression
A Study to Evaluate the Effectiveness of Valbenazine in Adult Participants With Tardive Dyskinesia (TD) Who Remain Symptomatic While Receiving or After Stopping a Vesicular Monoamine Transporter 2 (VMAT2) Inhibitor
Testing valbenazine in adults with tardive dyskinesia who still have symptoms
📍 Neurocrine Clinical Site · Bryant, AR · +21 more US sites · Get directions →
This study will evaluate the efficacy of valbenazine on clinician- and patient-reported outcomes in participants with TD while receiving or after stopping a VMAT2 inhibitor.
- Dementia / Alzheimer's
Educational Support Group Program for Bilingual and Spanish-speaking Carepartners and People With Progressive Aphasia
Testing an education and support group for people with progressive aphasia and their caregivers
📍 University of Texas at Austin · Austin, TX · Get directions →
The current study aims to examine the benefits of an education/support group program for individuals with progressive aphasia (caused by various etiologies, diagnoses) and their carepartners. The current study utilizes pre-, post-treatment, and follow-up assessments to measure effects of a psychoeducational support group and an implementation/communication skills training phase on measures of psychosocial function, communicative effectiveness and speech/language function.
- Dementia / Alzheimer's
Transcranial Magnetic Stimulation Treatment for Alzheimer's Disease
Testing whether rTMS affects memory and brain function in dementia
📍 Massachusetts General Hospital · Boston, MA · Get directions →
In this research study we want to learn more about the effects of non-invasive brain stimulation on memory and brain-network function in cognitively unimpaired older adults and in patients with amnestic mild cognitive impairment (aMCI). This study will use a form of non-invasive brain stimulation called repetitive Transcranial Magnetic Stimulation (rTMS).
- Dementia / Alzheimer's
A Study of Zunveyl on Safety, Tolerability, Neuropsychiatric Symptoms, and Caregiver Distress in Alzheimer's Disease (RESOLVE)
Testing the safety and side effects of Zunveyl in people with mild to moderate Alzheimer’s
📍 Tekton Research Saint Louis Psychiatry · St Louis, MO · Get directions →
The primary purpose of this study is to evaluate the safety and tolerability of Zunveyl® over 12 weeks of routine clinical use in adults with mild to moderate Alzheimer's disease.
- Depression
Esketamine With or Without Integration Therapy for Treatment-Resistant Depression
Testing whether nasal esketamine with or without therapy helps adults with depression that hasn’t
📍 Pravan Foundation · San Juan, · Get directions →
This study will explore the effects of esketamine (Spravato®), an FDA-approved nasal spray, on adults diagnosed with treatment-resistant depression (TRD). All participants will receive esketamine as prescribed by a healthcare professional in a clinical setting.
- Dementia / Alzheimer's
Lemborexant for Insomnia in a Patient With Dementia: An N-of-1 Trial
Testing a sleep medicine for insomnia symptoms in a person with dementia
📍 Nova Scotia Health · Halifax, Nova Scotia · Get directions →
Insomnia is a highly common, chronic disorder that is distressful for the patient but also for caregivers and can give rise to a heavy burden on the healthcare team. Sleeping aids like benzodiazepines and other sedatives (e.g., zolpidem, zopiclone) have been widely used to help treat insomnia.
- Depression
Personalized Indications for CBT and Antidepressants in Treating Depression
Testing how cognitive-behavioral therapy and antidepressant use can be matched for people with
📍 Nova Scotia Health Authority · Halifax, Nova Scotia · Get directions →
Depression currently affects close to 2 million Canadians and is the leading cause of disability worldwide. Pharmacological treatments (antidepressant medication) and psychological treatments such as cognitive-behavioural therapy are available for depression, but the majority of those who receive treatment have an unsatisfactory response.
- Depression
ECT with Ketamine Anesthesia Vs High Intensity Ketamine with ECT Rescue for Treatment-Resistant Depression
Testing whether high-intensity ketamine with ECT rescue works better than ECT with ketamine
📍 Royal University Hospital · Saskatoon, Saskatchewan · Get directions →
To determine if an high intensity ketamine with ECT rescue (HIKER) approach for treatment resistant depression will: 1) reduce patient suffering by hastening disease remission, 2) have fewer side effects, 3) reduce the need for ECT, and 4) be preferred by most patients. Half of participants will be randomized to the HIKER arm and receive high intensity ketamine treatment for eight consecutive days, and the other half will be assigned to the ECT with ketamine anesthesia (EAST) arm and receive 8 ECT treatments (2-3 treatment/week)
- Depression
RNA Editing as a Biomarker of Antidepressant Response in Unipolar and Bipolar Depression (EDIT-ANDRE)
Testing whether RNA changes predict response to depression treatment
📍 Mayo Clinic in Rochester · Rochester, MN · Get directions →
The purpose of this research is to understand how changes in RNA editing relate to treatment response in unipolar and bipolar depression.
- Dementia / Alzheimer'sParkinson's disease
Elucidating the Role of Cholinergic Degeneration in Cognitive Fluctuations in Lewy Body Dementia
Studying how nerve cell loss affects thinking ups and downs in Lewy body dementia
📍 Virginia Commonwealth University · Richmond, VA · Get directions →
The proposed study aims to address the critical gaps in understanding the mechanisms of CF (Cognitive Fluctuations) by leveraging recently emerged molecular biomarkers, advanced neuroimaging techniques to assess measures of cholinergic degeneration, and synchronous EEG and assessments of attention. One of the overarching innovations of study is combining all of these assessments into one integrated research plan
- Depression
Establishing Mobile Transcranial Magnetic Stimulation
Testing a portable brain-stimulation device for treating depression
📍 Medical Univerity of South Carolina · Charleston, SC · Get directions →
In this pilot study, investigators propose to design and create a portable TMS unit, in a van, and then test out delivering TMS in three different locations in South Carolina, all affiliated with MUSC and within 2-hours driving from Charleston, SC. This study would test out this new delivery mode, and provide valuable feasibility, safety, and efficacy lessons for later refinement and potential widespread adoption of mobile TMS as a treatment option, both in our state and across the US.
- Depression
Synaptic Mechanisms of Continuous Theta Burst Stimulation in Depression
Studying how a repeated brain stimulation method may help depression
📍 McLean Hospital · Belmont, MA · Get directions →
Many people with depression do not get better with standard treatments like medication. One promising alternative is transcranial magnetic stimulation (TMS), a non-invasive procedure that uses magnetic pulses to stimulate specific brain regions.
- Obesity / overweightHeart / cardiovascular diseaseHigh cholesterol
Akkermansia Muciniphilia and Metabolic Side Effects of ADT
Testing how Akkermansia gut bacteria relate to body and blood lipid changes in people with obesity
📍 London Health Sciences Centre - Victoria Hospital · London, Ontario · Get directions →
The overriding objectives of this study are: 1. Primary outcomes: 1.
- Obesity / overweightType 2 diabetesHeart / cardiovascular disease
Pioglitazone on Heart Failure in Type-2 Diabetes Mellitus Participants
Testing the diabetes medicine pioglitazone in people with type 2 diabetes, obesity, and heart
📍 Texas Diabetes Institute/UH · San Antonio, TX · Get directions →
Our goal of the study is to learn the effects of the diabetes medication named Pioglitazone, in type-2 diabetic obese participants with Heart failure. The main question it aims to answer are: 1.
- DepressionAnxiety
Processes and Circuitry Underlying Threat Sensitivity as a Treatment Target for Co-morbid Anxiety and Depression
Studying brain circuits for threat sensitivity in people with anxiety and depression
📍 Laureate Institute for Brain Research · Tulsa, OK · Get directions →
This mechanistic study uses an anti anxiety drug and brain imaging to study the threat processing system and associated brain circuits in people with depression, anxiety disorders and comorbid depression and anxiety disorders. In a double blind, placebo controlled crossover design, up to 65 individuals will be recruited who will have a diagnosis of major depressive disorder (MDD) and at least one anxiety disorder (AD) (AD-MDD group), up to 65 participants will have a diagnosis of MDD and no diagnosis of an AD and up to 65 participants will have no diagnosis of MDD and a diagnosis of at least one AD will be enrolled to participate in an two session study to obtain 150 completers (50 per group).
- Dementia / Alzheimer's
Nighttime Agitation and Restless Legs Syndrome in People With Alzheimer's Disease
Studying nighttime agitation and restless legs in people with Alzheimer’s
📍 The University of Texas at Austin · Austin, TX · Get directions →
Nighttime agitation in persons with Alzheimer's disease causes patient suffering, distresses caregivers, and often results in prescriptions for harmful antipsychotics. Effective treatments are lacking because of limited knowledge of the etiology of nighttime agitation.
- DepressionDementia / Alzheimer's
Psilocybin for Depression in People With Mild Cognitive Impairment or Early Alzheimer's Disease
Testing psilocybin to treat depression in people with early Alzheimer’s or mild cognitive decline
📍 Johns Hopkins Center for Psychedelic and Consciousness Research · Baltimore, MD · Get directions →
This open-label pilot study examines whether the hallucinogenic drug, psilocybin, given under supportive conditions, is safe and effective for depression in people with Mild Cognitive Impairment (MCI) or early Alzheimer's Disease (AD). This study will also assess whether psilocybin may improve quality of life in those individuals.
- DepressionAnxiety
Acute and Long-Term Antidepressant Treatment Success in Adolescents With Anxiety (AtLAS-A)
Testing antidepressant treatment for anxious teens with anxiety and depression
📍 University of Cincinnati · Cincinnati, OH · Get directions →
Acute, double-blind, adaptively randomized treatment with duloxetine or escitalopram, followed by open-label naturalistic follow-up.
- Heart / cardiovascular diseaseDementia / Alzheimer's
Pragmatic Evaluation of Events And Benefits of Lipid-lowering in Older Adults
Testing whether lowering cholesterol in older adults affects heart and memory outcomes
📍 University of Alabama at Birmingham · Birmingham, AL · +37 more US sites · Get directions →
PREVENTABLE is a multi-center, randomized, parallel group, placebo-controlled superiority study. Participants will be randomized 1:1 to atorvastatin 40 mg or placebo.
- Depression
Buspirone and Melatonin for Depression Following Traumatic Brain Injury
Testing buspirone and melatonin for depression after a traumatic brain injury
📍 Massachusetts General Hospital · Boston, MA · +1 more US site · Get directions →
Traumatic brain injuries (TBIs) are common. Post-TBI depression is associated with anxiety, aggression, fatigue, distractibility, anger, irritability, and rumination.
- Dementia / Alzheimer's
Glutathione, Brain Metabolism and Inflammation in Alzheimer's Disease
Testing glutathione on brain fuel use and inflammation in dementia
📍 Baylor College of Medicine · Houston, TX · Get directions →
Alzheimer's disease (AD) is associated with significant, progressive cognitive decline. Key defects in mitochondrial fuel metabolism insulin resistance, inflammation and decreased brain glucose uptake are linked to AD.
- Depression
Examining the Effects of Estradiol on Neural and Molecular Response to Reward
Testing whether estradiol affects depression symptoms tied to reward
📍 University of North Carolina at Chapel Hill · Chapel Hill, NC · Get directions →
This proposal will examine the effects of estradiol administration on perimenopausal-onset (PO) anhedonia and psychosis symptoms as well as on brain function using simultaneous positron emission tomography and functional magnetic resonance imaging (PET-MR).
- Depression
Glutamatergic Adaptation to Stress as a Mechanism for Anhedonia and Treatment Response With Ketamine
Testing how ketamine affects decision-making and emotions in depression
📍 Emory University · Atlanta, GA · Get directions →
The main purpose of this study is to investigate the effects of ketamine on decision-making and emotion processing in a sample of individuals diagnosed with Major Depressive Disorder (MDD).
- Depression
Long-Term Maintenance With Ketamine and Esketamine for Reduction of Suicide in High-Risk Patients With Depression
Testing whether ketamine or esketamine helps prevent suicide in people with depression
📍 Massachusetts General Hospital · Boston, MA · Get directions →
The study will consist of a 24-week-long trial examining outcomes in patients with Major Depressive Disorder and suicidal ideation who will receive intravenous (IV) ketamine and intranasal (IN) esketamine, compared to a large sample of matched historical controls. Patients will be recruited from an inpatient psychiatric unit.
- Dementia / Alzheimer'sParkinson's disease
Comparing Antipsychotic Medications in LBD Over Time
Comparing medicines to see which works better for hallucinations or delusions in Lewy body disease
📍 University Health System · San Antonio, TX · +1 more US site · Get directions →
The primary objective of this study is to determine whether treatment with pimavanserin or quetiapine is associated with a greater improvement in psychosis when used in a routine clinical setting to treat hallucinations and/or delusions due to Parkinson's disease (PD) or dementia with Lewy bodies (DLB) - collectively referred to as Lewy body disease (LBD).
- Type 2 diabetesHeart / cardiovascular disease
Effect of Tirzepatide on Progression of Coronary Atherosclerosis Using MDCT
Testing tirzepatide to see if it slows plaque buildup in heart arteries in people with type 2
📍 Lundquist Institute for Biomedical Innovation at Harbor UCLA Medical Center (The Lundquist Institute) · Torrance, CA · Get directions →
A multi-center, randomized, double-blind, placebo-controlled, parallel-group phase IV Study evaluating the effects of tirzepatide on atherosclerotic plaque progression assessed by coronary computed tomography angiography (CCTA) in participants with a diagnosis of type II Diabetes (T2DM) and atherosclerosis.
- Depression
Ketamine for Pain, Opioid Use, and Mental Health in Orthopedic Trauma Patients
Testing ketamine given during surgery to improve pain and depression after serious bone injury
📍 Texas Tech University Health Sciences Center Lubbock · Lubbock, TX · +1 more US site · Get directions →
The goal of this clinical trial is to learn if ketamine, given during surgery, can help improve recovery for adults with serious orthopedic trauma. The study will test whether ketamine reduces pain, lowers the need for opioids, and improves mental health outcomes like depression and post-traumatic stress disorder (PTSD).