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27 studies
Recruiting now, in plain language. Every study is watched over by an independent ethics board.
- COPD (chronic lung disease)
Genetic Variation in IgG in Alpha 1 Antitrypsin Deficiency
Testing how a genetic change in alpha-1 antitrypsin affects immune and lung responses to a pneumonia
📍 University of Alabama at Birmingham · Birmingham, AL · Get directions →
The goal of this study is to learn whether patients who have a genetic mutation in the genes that cause alpha 1 antitrypsin deficiency also have genetic variation in nearby genes that can increase risk for reduced immune function and respiratory infections. To investigate this hypothesis, we will compare immune responses to the 20-valent pneumococcal conjugate vaccine (PCV20, Pfizer) between participants who have one abnormal copy of the SERPINA1 gene and either no COPD exacerbations, vs those with 2 or more COPD exacerbations in the past year.
- Anxiety
Self-Adjusted Nitrous Oxide: A Feasibility Study in the Setting of Vasectomy
Testing whether self-controlled nitrous oxide during vasectomy lowers pain and anxiety
📍 Beth Israel Deaconess Medical Center · Boston, MA · Get directions →
This study is being done to see if nitrous oxide during vasectomy decreases pain and anxiety, and also assess whether patients have better satisfaction when they control their own level of nitrous oxide during the procedure. If we find that patients experience less pain or anxiety with nitrous oxide, it could be suggested that self-adjusted nitrous oxide (SANO) may be a useful tool for improving experience of care during vasectomy.
- COPD (chronic lung disease)Asthma
The Effects of Positive Airway Pressure on the Mucolytic Effects of NAC (TEAM)
Testing whether positive airway pressure helps a lung medicine (NAC) reach mucus plugs in asthma or
📍 UCSF Airway Clinical Research Center · San Francisco, CA · Get directions →
The goal of this clinical trial is to determine if positive pressure during inspiration will improve penetration of aerosolized N-Acetylcysteine (NAC) into airway mucus plugs in the lungs of patients with asthma or Chronic Obstructive Pulmonary Disease (COPD). The main questions it aims to answer are: * Does delivery of aerosolized NAC with positive inspiratory pressure have a greater effect on mucus plug burden in the lungs than delivery of NAC without positive pressure.
- 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.
- Anxiety
Pharmacogenetically-guided Escitalopram Treatment for Pediatric Anxiety: Aiming to Improve Safety and Efficacy (PrEcISE)
Testing whether genetic-guided dosing of a daily anxiety medicine helps kids
📍 University of Cincinnati, Department of Psychiatry & Behavioral Neuroscience · Cincinnati, OH · Get directions →
This double-blind, 12-week study will consist include132 anxious youth who are randomized (1:1) to standard or pharmacogenetically-guided escitalopram dosing. Block randomization (1:1) will be stratified by sex and metabolizer status.
- Anxiety
Adjunctive Treatment With L-methylfolate for Treatment-Resistant Generalized Anxiety Disorder: a Pilot Study
Testing whether adding L-methylfolate is safe and tolerated for hard-to-treat anxiety
📍 Kingston Health Sciences Centre · Kingston, Ontario · Get directions →
The goal of this feasibility study is to determine the tolerability and safety of add on treatment with L-methylfolate in patients with treatment-resistant generalized anxiety disorder (GAD). The primary objective is to monitor for side effects and other risks associated with the treatment.
- Sickle cell disease
Prophylactic Transfusion In Pregnant in Women With Sickle Cell Disease
Testing whether routine red blood cell transfusions in pregnancy reduce sickle cell flare-ups or
📍 Grady Health System · Atlanta, GA · Get directions →
The goal of this study is to determine if there is a positive effect of prophylactic red blood cell (RBC) transfusion of leukoreduced, ABO, Rh (D/Cc/Ee) and Kell matched blood compared to standard of care on the number of episodes of acute sickle cell disease (SCD) manifestations or pregnancy-related complications requiring acute health care encounters (acute care/ER/Hospital visits) or resulting in death over the entirety of pregnancy until 2 months post-partum in women with SCD. RBC transfusion is the only disease-modifying therapy for pregnant women with SCD, and it is considered a standard treatment option however, there exists no consensus on the role of transfusion therapy in preventing SCD-related pregnancy complications.
- COPD (chronic lung disease)💵 May compensate
Effect of the Inhaled Triple Therapies Over the Small Airway in Biomass Exposure
Comparing inhaled triple versus double medicines for COPD lung airways after wood smoke exposure
📍 Insituto Nacional de Enfermedades Respiratorias "Ismael Cosío Villegas" · Mexico City, Tlalpan · Get directions →
This phase IV randomized controlled clinical trial intend to compare the effect of three close standard inhaled triple therapies and one close standard inhaled double therapy on the small airway in patients with Chronic Obstructive Pulmonary Disease (COPD-B) and chronic bronchitis without obstruction (BCNO) exposed to wood smoke. The treatment phase duration is of 3 months.
- COPD (chronic lung disease)
Compare the Effects of Nebulizer Versus Inhaler Based Therapy for COPD Using Long-acting Bronchodilators
Comparing nebulizer and inhaler treatments for COPD symptoms
📍 The University of Tennessee Graduate School of Medicine · Knoxville, TN · Get directions →
The purpose of this study is to compare the effectiveness of inhaled bronchodilators delivered via nebulizers vs. dry powder inhalers (DPIs) in symptomatic participants with Chronic Obstructive Pulmonary Disease (COPD) who have airflow obstruction (FEV1/FVC ≤ 70%) and show significant air trapping (RV ≥ 120% of predicted).
- Sickle cell disease
Determination of Red Cell Survival in Sickle Cell Disease and Other Hemoglobinopathies Using Biotin Labeling
Measuring how long red blood cells last in sickle cell disease
📍 National Institutes of Health Clinical Center · Bethesda, MD · Get directions →
Background: Sickle cell disease (SCD) is an inherited disorder of the blood. SCD causes red blood cells (RBCs) to die early.
- Sickle cell disease
Effectiveness of Nontraditional Hydroxyurea Algorithms: Novel and Clinical Evaluations (ENHANCE)
Testing different ways to use hydroxyurea for treating sickle cell anemia
📍 Cincinnati Children's Hospital Medical Center · Cincinnati, OH · Get directions →
The main reason for this research study is to learn more about hydroxyurea and the treatment of sickle cell anemia (SCA). Hydroxyurea is a medication that has been studied for many years and has been shown to provide benefits for people with SCA.
- Sickle cell disease
Clinical and Biomarker Effects of Depot Medroxyprogesterone Acetate in Females With Sickle Cell Disease
Testing an injectable birth control shot to reduce pain in women with sickle cell disease
📍 Emory University · Atlanta, GA · +1 more US site · Get directions →
This research is being conducted to see if using an injectable contraception, Depot Medroxyprogesterone Acetate (Depo-Provera), can reduce the pain experienced by women with sickle cell disease. Participants in this study will be adult women with sickle cell disease who regularly experience sickle cell pain.
- Anxiety
Feasibility Study of Oral Ketamine Versus Placebo for the Treatment of Anxiety in Patients With Pancreatic Cancer
Testing whether taking a mouth medicine works for anxiety in pancreatic cancer
📍 Cedars-Sinai Medical Center · Los Angeles, CA · Get directions →
This is a prospective, single center, double blind, randomized, crossover feasibility study of oral ketamine versus placebo for the treatment of anxiety in patients with pancreatic cancer currently receiving or within 12 weeks of receiving cancer targeted therapy. The primary objective is to determine the feasibility of enrolling subjects and treatment adherence.
- Anxiety
Sleep, Dreaming, and Virtual Reality for Mental Health
Testing virtual reality and sleep or dreaming practices for anxiety
📍 Northwestern University · Evanston, IL · +1 more US site · Get directions →
People spend approximately one-third of their lives asleep, yet sleep is often underused as an opportunity to support psychological well-being. Contemplative traditions, including Tibetan Dream Yoga, have developed practices that use waking imagination and lucid dreaming to explore perception, awareness, and habitual patterns of thinking.
- 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).
- Anxiety
Trial With the Treatment of Sertraline in Youth With Generalized, Separation and/or Social Anxiety Disorders.
Testing sertraline in young people with different anxiety disorders
📍 University of Cincinnati · Cincinnati, OH · Get directions →
A Multicenter, acute, randomized, double-blind, placebo-controlled, flexible-dose trial with the treatment of sertraline.
- 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.
- COPD (chronic lung disease)💵 May compensate
Feasibility, Safety and Efficacy of Nebulized Long-Acting Bronchodilators (Formoterol and Revefenacin) vs. Short-Acting Bronchodilators (Albuterol and Ipratropium) in Hospitalized Patients With AECOPD
Testing nebulized long-acting breathing medicines vs usual short-acting ones in hospitalized COPD
📍 University of Tennessee Medical Center · Knoxville, TN · Get directions →
The purpose of this study is to assess the feasibility, safety and efficacy of a combination of nebulized Formoterol and Revefenacin among patients hospitalized for AECOPD compared with standard-of-care therapy with nebulized Albuterol and Ipratropium.
- Sickle cell disease
Rollover Study for Patients With Sickle Cell Disease Who Have Completed a Prior Novartis-Sponsored Crizanlizumab Study
Study allowing people with sickle cell disease who finished a prior treatment study to keep getting
📍 University Of Alabama · Birmingham, AL · +6 more US sites · Get directions →
This is a multi-center multi-national rollover study to allow continued access to crizanlizumab for patients with sickle cell disease (SCD) who are on crizanlizumab treatment in a Novartis-sponsored study (parent study) and are benefiting from the treatment as judged by the investigator.
- Anxiety
Cannabidiol Effects on Learning and Anxiety
Testing how CBD affects fear learning and anxiety in college students
📍 University of Connecticut · Storrs, CT · Get directions →
To examine the extent to which Cannabidiol (CBD) enhances fear conditioning extinction in college undergraduates who show elevated social anxiety. Undergraduates who display elevated social anxiety on standard assessments will be recruited at the University of Connecticut.
- 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.
- COPD (chronic lung disease)
Bronchodilators and Lung Mechanics During Exercise in COPD
Studying how breathing medicines affect lung function during exercise in people with COPD
📍 Respiratory Investigation Unit, Kingston Health Sciences Center · Kingston, Ontario · Get directions →
Bronchodilators are medications that open the bronchi to help patients with COPD to breathe better. It is still not known exactly how this effect improves shortness of breath in people with COPD.
- COPD (chronic lung disease)
A Study to Investigate Airway Inflammation With Dupilumab Subcutaneously in Participants Aged ≥40 to ≤85 Years With Chronic Obstructive Pulmonary Disease.
Testing dupilumab for airway inflammation in older adults with COPD
📍 University of Alabama at Birmingham - School of Medicine- Site Number : 8400003 · Birmingham, AL · +9 more US sites · Get directions →
LPS18583 is a multinational, randomized, double-blind, placebo-controlled, parallel-group, Phase 4 study with 2 treatment groups. The purpose of this study is to assess the effect of dupilumab compared with placebo on airway inflammation, resistance, and remodeling including mucus plugging and its association with improvement on lung function, exacerbations, and quality of life improvement in participants aged 40 years of age up to 85 years of age (inclusive).