Clinical trials: Anhedonia
Depression, Anxiety
The Effects of Wild Blueberries on Depressive Symptoms in Young Adults
This study aims to investigate the effects of a 6-week dietary intervention of 22 g freeze-dried whole wild blueberry powder. The outcomes include measures of depression, anxiety, anhedonia, cognitive function, and biomarkers of…
- Conditions
- Depression, Anxiety, Anhedonia
- Trial name
- BluMood (NCT04647019)
- Testing
- Wild blueberry powder
- Where
- United Kingdom
- Volunteers
- 62 people
- Sponsor
- University of Reading
Anhedonia
Effect of D-amphetamine on Reward Functioning
The purpose of this study is to establish the dose-response curve for therapeutic doses of d-amphetamine on tasks of motivation and reward learning in the same participants and to use d-amphetamine as a dopaminergic probe to test…
- Trial name
- NCT03369015
- Testing
- 10 mg d-amphetamine, 20mg d-amphetamine
- Where
- United States
- Volunteers
- 68 people, healthy volunteers welcome
- Sponsor
- The University of Texas Health Science Center, Houston
Depression, Anhedonia
Family Promoting Positive Emotions Pilot Study
Anhedonia is characterized by loss of interest or pleasure. The proposed pilot study would be the first to test an innovative, neuroscience-informed intervention in mothers reporting depressive symptoms and stress to enhance…
- Conditions
- Depression, Anhedonia, Stress, Depressive Disorder
- Trial name
- NCT05223842
- Testing
- Family Promoting Positive Emotions (F-PPE), Written Information
- Where
- United States
- Volunteers
- 74 people
- Sponsor
- Vanderbilt University
Depression, Anhedonia
DTA (Dopaminergic Therapy for Anhedonia) Study
The purpose of this 6-week, double-blind, placebo-controlled, crossover study is to explore new treatment options for people with depression who have high inflammation and anhedonia.
- Trial name
- NCT04723147
- Testing
- Carbidopa Levodopa
- Where
- United States
- Volunteers
- 19 people
- Sponsor
- Emory University
Suicide, Mental Health Disorder
Optimizing a Just-in-time Adaptive Intervention for Suicide Safety Planning in Adolescents
Despite efforts to prevent suicide, US rates are climbing, and suicide is the second leading cause of death amongst youth. Digital tools, especially personal smartphones, are promising avenues to address these issues and can be…
- Conditions
- Suicide, Mental Health Disorder, Anhedonia
- Trial name
- NCT06665620
- Testing
- ViraBrite nudges
- Where
- United States
- Volunteers
- 24 people
- Sponsor
- Ksana Health
Depressive Disorder, Depressive Disorder, Major
Synaptic Imaging and Network Activity in Treatment Resistant Depression
The main aim of this research is to explore the effects that ketamine has on the functional connectivity of the brain in participants with treatment resistant depression (TRD).
- Conditions
- Depressive Disorder, Depressive Disorder, Major, Depressive Disorder, Treatment-Resistant, Bipolar Disorder
- Trial name
- SIGNATURE (NCT05870501)
- Testing
- Ketamine, Midazolam
- Where
- United Kingdom
- Volunteers
- 56 people
- Sponsor
- King's College London
Anhedonia
Dissociating Components of Anhedonia: A Pilot fMRI Study
Anhedonia, decreased motivation for and sensitivity to rewarding experiences, is present in at least 1/3 of community dwelling older adults and is a feature of various psychiatric and neurological disorders, including late-life…
- Trial name
- NCT02569034
- Testing
- Functional Magnetic Resonance Imaging, Effort-Expenditure for Rewards Task
- Where
- United States
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- University of Florida
Depression in Adolescence
Mechanisms of Depression and Anhedonia in Adolescents: Linking Sleep to Reward- and Stress-Related Brain Function
This research will use biobehavioral approaches to generate understanding about the linkages between sleep duration and timing, stressful life events, and depressive symptoms in adolescents, with a long-term aim of developing…
- Trial name
- MoDA (NCT05691439)
- Testing
- Sleep extension and advance, Regular sleep duration and timing
- Where
- United States
- Volunteers
- 150 people
- Sponsor
- University of Oregon
Depression, Anxiety
The Effect of Computerized Cognitive Training on Mood and Thinking Style Amongst Patients in Inpatient Settings
The purpose of this randomized controlled trial is to establish feasibility and provide initial estimates of efficacy of two computerized cognitive training procedures (a form of Positive Mental Imagery Training, PMIT, and a form…
- Conditions
- Depression, Anxiety, Anhedonia
- Trial name
- NCT02958228
- Testing
- Positive Mental Imagery Training (PMIT), Cognitive Control Training (CCT), Treatment as Usual
- Where
- 2 sites in Germany
- Volunteers
- 57 people
- Sponsor
- Ruhr University of Bochum
Depression, Anhedonia
Text Based Digital Interventions Prompting Enjoyable and Healthy Behaviors
The proposed project aims to examine the effectiveness of an automated digital (i.e., text message based) intervention prompting adults with at least moderate depressive symptoms to complete enjoyable daily activities (i.e.…
- Trial name
- NCT06492824
- Testing
- Enjoyable Activities Condition, Healthy Activities Condition
- Where
- United States
- Volunteers
- 156 people
- Sponsor
- Florida State University
Major Depression, Anhedonia
Study on iTBS Regulating the Reward Circuit Function to Improve Anhedonia in Depression
The goal of this clinical trial is to learn if the proposed intermittent theta burst stimulation (iTBS) protocol can effectively improve anhedonia symptoms in depressed patients.
- Conditions
- Major Depression, Anhedonia, Melancholic Depression, Theta Burst Stimulation
- Trial name
- iTMMDD (NCT07813169)
- Testing
- Left DLPFC + OFC iTBS, Left DLPFC iTBS
- Where
- China
- Volunteers
- 60 people
- Sponsor
- Guo Wenbin
Outpatients / Inpatients With Depression
Study on the Optimal Diagnosis and Treatment Strategy of Major Depressive Disorder Based on Anhedonia
This study is a multicenter clinical research and focuses on the exploring of optimal diagnosis and treatment strategies of MDD based on anhedonia.
- Trial name
- NCT05389046
- Testing
- Escitalopram, Escitalopram+Aripiprazole, Escitalopram+omega-3 PUFAs
- Where
- 3 sites in China
- Volunteers
- 252 people
- Sponsor
- Peking University
Depressive Disorder, Major
Self Neuro-modulation Therapy for Major Depressive Disorder (MDD) With Anhedonia
The purpose of this research is to learn more about a new treatment for individuals with Major Depressive Disorder (MDD) with heightened symptoms of anhedonia (i.e. loss of pleasure or interest in activities).
- Trial name
- NCT06982820
- Testing
- Prism Training
- Where
- 3 sites in United States, Israel
- Volunteers
- 170 people
- Sponsor
- GrayMatters Health Ltd.
Anhedonia, Emotional Blunting
Psilocybin as a Novel Therapy for Residual Anhedonia
This study is for adults with major depressive disorder (depression) who are currently taking an SSRI or SNRI antidepressant but continue to experience anhedonia (reduced interest or pleasure) and emotional blunting.
- Trial name
- NCT07607938
- Testing
- Psilocybin
- Where
- United States
- Volunteers
- 90 people
- Sponsor
- NYU Langone Health
Anhedonia, Major Depressive Disorder
Study to Evaluate the Efficacy and Safety of Once-Weekly Oral NBI-1065846 in the Treatment of Anhedonia in MDD
To evaluate the efficacy of NBI-1065846 compared with placebo on improving symptoms of anhedonia in participants with major depressive disorder (MDD).
- Trial name
- TERPSIS (NCT05165394)
- Testing
- NBI-1065846
- Where
- 23 sites in United States, Puerto Rico
- Volunteers
- 93 people
- Sponsor
- Neurocrine Biosciences
Depression, Involutional
Function of Catecholamines in the Brain During Depression
This study will explore brain function related to depressive symptoms and will examine DNA for genes that may be involved in depressive disorders, particularly genes that regulate synthesis and metabolism of the brain…
- Trial name
- NCT00082030
- Where
- United States
- Volunteers
- 71 people, healthy volunteers welcome
- Sponsor
- National Institute of Mental Health (NIMH)
Major Depressive Disorder, Anhedonia
Psilocybin for Treatment-Resistant Depression
The purpose of this study is to evaluate the efficacy of psilocybin on the symptom of anhedonia in individuals with treatment-resistant major depressive disorder.
- Conditions
- Major Depressive Disorder, Anhedonia, Treatment Resistant Depression
- Trial name
- NCT06230757
- Testing
- Psilocybin 25mg
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- University of Colorado, Denver
Suicide, Mental Health Disorder
A Just-in-time Adaptive Intervention for Suicide Safety Planning in Adolescents
Despite efforts to prevent suicide, US rates are climbing, and suicide is the second leading cause of death amongst youth. Digital tools, especially personal smartphones, are promising avenues to address these issues and can be…
- Conditions
- Suicide, Mental Health Disorder, Anhedonia
- Trial name
- ViraSafeRCT (NCT07348666)
- Testing
- ViraSafe: Treatment pushes, BRITE
- Where
- 3 sites in United States
- Volunteers
- 100 people
- Sponsor
- Ksana Health
Major Depressive Disorder, Anhedonia
Dopamine Neurotransmission in Major Depression
The overall aim of this study is to utilize an integrative research model in order to dynamically assess reward-related dopamine (DA) transmission in major depressive disorder (MDD) and test the role of dysfunctional DA release…
- Trial name
- NCT01659814
- Where
- 2 sites in United States
- Volunteers
- 71 people, healthy volunteers welcome
- Sponsor
- Mclean Hospital
Substance Use Disorder (SUD)
Real-time Opioid Study
This feasibility study collects initial data on the use of an fMRI neurofeedback protocol for treating anhedonia in methadone-treated individuals with opioid use disorder (OUD).
- Trial name
- NCT07768007
- Testing
- real-time functional magnetic resonance imaging (rt-fMRI) neurofeedback
- Where
- United States
- Volunteers
- 3 people
- Sponsor
- Yale University