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39 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.
- Multiple sclerosis (MS)
Ublituximab (Briumvi) for Early Forms of Relapsing Multiple Sclerosis
Testing safety of a twice-yearly medicine for early relapsing MS
📍 Northwestern Memorial Hospital · Chicago, IL · Get directions →
In this prospective, open-label, single-arm, single-institution trial, the investigators will accomplish the following two aims: 1. study the safety and tolerability of Ublituximab (Briumvi) twice annually in participants with early MS over a treatment observation period of \~12 months.
- Multiple sclerosis (MS)
Dalfampridine Combined With Physical Therapy for Mobility Impairment in Multiple Sclerosis
Testing whether combining a walking medication with physical therapy improves mobility in people
📍 MGH Institute of Health Professions · Boston, MA · Get directions →
The goal of this clinical trial is to evaluate if combining a medication that can help improve walking in people with multiple sclerosis (MS) with a physical therapy program is better for improving walking than either treatment alone. The main questions this study will answer are: * Does combining dalfampridine with physical therapy improve mobility more than physical therapy without concurrent dalfampridine?
- 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.
- 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.
- Asthma
Mechanism(s) of Airflow Limitation During Exacerbation of Asthma
Studying what causes breathing out to get harder during asthma flare-ups
📍 Arthur F Gelb Medical Corporation · Lakewood, CA · Get directions →
The purpose of this study is to evaluate the site and mechanisms responsible for expiratory airflow limitation in chronic, treated, non-smoking, stable asthmatics with moderate to severe persistent expiratory airflow obstruction. Treatment will include inhaled corticosteroids and long acting beta2agonists.
- Obesity / overweightHigh blood pressure
Impact GLP-1 Agonists Following Bariatric
Testing whether GLP-1 medicines after bariatric surgery affect weight and blood sugar
📍 University of Missouri Hospital · Columbia, MO · Get directions →
Glucagon-like peptide 1 (GLP-1) is a hormone that helps regulate blood glucose levels through improved insulin sensitivity and release of insulin from the pancreas, control hunger, induce satiety and plays a role in the metabolic health of a person. GLP-1 receptor agonists (GLP1-RAs) have been shown to be effective in achieving weight loss in patients with type 2 diabetes while improving blood glucose control.
- Asthma
Timely Administration of IV Magnesium Sulfate in Patients With a Moderate Asthma Exacerbation
Testing early IV magnesium sulfate for people with a moderate asthma flare
📍 Oklahoma Children's Hospital · Oklahoma City, OK · Get directions →
This study aims to identify whether early administration of magnesium sulfate in moderate asthma exacerbations can potentially avoid admission, decrease length of stay in the emergency department (ED), decrease length of stay (LOS) in the general hospital floor vs pediatric intensive care unit (PICU), and decrease the need for respiratory support.
- Multiple sclerosis (MS)
Entire-body PET Scans for Multiple Sclerosis
Testing whether whole-body PET scans can better track MS brain and nerve damage
📍 Brain Health Alliance · Ladera Ranch, CA · Get directions →
To evaluate whether an entire-body positron emission tomography (PET) scanner can be exploited to improve evaluation, monitoring and measurement of both peripheral and central demyelination in multiple sclerosis (MS) patients.
- Asthma
45th Multicenter Airway Research Collaboration
Testing an emergency department treatment to prevent asthma attacks from coming back
📍 MetroHealth · Cleveland, OH · Get directions →
The study is a randomized controlled trial on the effect of emergency department initiation of Airsupra on acute asthma "recurrence" at 3 months and other related outcomes (acute asthma relapse, asthma control).
- Asthma
Leveraging Pharmacogenomics in Asthma for Predication, Mechanism and Endotyping
Testing a new way to match asthma patients to biologic treatments using genetic and lab measures
📍 Mayo Clinic · Scottsdale, AZ · +2 more US sites · Get directions →
In this study, a new method will be used to evaluate response to 2 approved biologic therapies, and assess how well each patient responds to each asthma treatment. This study will measure the response to these treatments using genomic and biologic measurements obtained from participants biosamples.
- Multiple sclerosis (MS)
Home Based Infusions for Ocrelizumab
Testing the safety and effectiveness of home infusions of ocrelizumab for multiple sclerosis
📍 Amerita · Centennial, CO · Get directions →
The goal is to assess the safety and effectiveness of home ocrelizumab infusion.
- Asthma
CHEST: A Collaboration With Community HEalth Centers to Implement SmarT for Asthma
Helping community health clinic clinicians prescribe recommended asthma care
📍 Affinia healthcare, 2220 Lemp Ave · St Louis, MO · +6 more US sites · Get directions →
Purpose: This study aims to improve asthma care by helping clinicians at community health centers prescribe a guideline-recommended treatment called SMART (Single Maintenance and Reliever Therapy). The investigators will provide training and resources to clinicians, give feedback on prescribing patterns, and offer educational tools for patients and providers.
- Obesity / overweightHigh blood pressure
Cardiovascular Effects of Angiotensin-(1-7) in Obesity Hypertension
Testing whether angiotensin-(1-7) affects heart health in people with obesity and high blood
📍 Penn State Milton S. Hershey Medical Center · Hershey, PA · Get directions →
Obesity is a global health concern that is associated with high blood pressure and an increased risk for developing cardiovascular disease. The purpose of this study is to find out if the investigational drug angiotensin-(1-7) can improve cardiovascular health in people with obesity and high blood pressure.
- Multiple sclerosis (MS)💵 May compensate
Prospective Evaluation of Sequencing From antiCD-20 Therapies to Ozanimod
Testing whether ozanimod is safe and works as a step-down treatment for stable multiple sclerosis
📍 University of Colorado Anschutz Medical Campus · Aurora, CO · +2 more US sites · Get directions →
A multi-center pilot study to evaluate safety and efficacy of ozanimod as de-escalation therapy in clinically stable MS patients previously treated with anti-CD20 therapy.
- Multiple sclerosis (MS)
Study of Ublituximab for Ocrelizumab Wearing-Off in Multiple Sclerosis
Testing whether switching from ocrelizumab to ublituximab helps MS symptoms that return
📍 Johns Hopkins University · Baltimore, MD · Get directions →
The proposed study is a pilot study of ublituximab involving people with multiple sclerosis (MS) who are experiencing a "wearing off" phenomenon (return or worsening of MS-related symptoms) while being treated with ocrelizumab, and exploring whether switching to ublituzimab can resolve, improve or delay this phenomenon.
- 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).
- Asthma
Ventilation and Perfusion in Asthmatics
Testing how inhaled asthma medicines change breathing and blood flow in adults
📍 University of Miami - Converge Miami · Miami, FL · Get directions →
Assess regional changes to perfusion and ventilation from inhaled corticosteroid (ICS) and Fast-acting beta-antagonist (FABA) among adult asthmatics using radiographically derived estimates of regional ventilation (V-distribution), ventilation defect percentage (VDP), and ventilation heterogeneity (VH).
- Obesity / overweightHigh blood pressure💵 May compensate
Optimizing Portal Hypertension With TIPS and Interval Metabolic Surgery for Advanced Liver Disease
Testing treatments to lower high pressure in liver veins in people with advanced liver disease and
📍 Cleveland Clinic Main Campus · Cleveland, OH · Get directions →
Cirrhosis is a form of advanced liver disease that can lead to serious complications, especially when combined with severe obesity. Many patients with cirrhosis also develop a condition called clinically significant portal hypertension (CSPH), which is increased pressure in the veins of the liver.
- Multiple sclerosis (MS)
Glucose Consumption in MS Using [F-18]FDG-PET
Testing how [F-18]FDG PET shows glucose use in people with MS and controls
📍 Brigham & Women's Hospital · Boston, MA · Get directions →
Given the need for better diagnostic imaging techniques in multiple sclerosis (MS), the study aims to investigate the utility of \[F-18\]FDG positron emission tomography (PET) in MS. The study will be assessing glucose consumption patterns in subjects with progressive MS (PMS) and relapsing-remitting MS (RRMS), as well as healthy controls.
- Multiple sclerosis (MS)
Silodosin for Urinary Symptoms in Female Patients With Multiple Sclerosis
Testing whether silodosin helps lower urinary tract symptoms in women with multiple sclerosis
📍 Atlantic Health · Morristown, NJ · Get directions →
The goal of this clinical trial is to learn if silodosin works to treat lower urinary tract symptoms (LUTS) in female patients with multiple sclerosis (MS). It will also learn about the effect of the drug on voiding parameters.
- Multiple sclerosis (MS)
ELIOS - Investigational Biomarkers to Track Disease Modification in Active RRMS
Testing eye-tracking measures to track disease changes in relapsing-remitting multiple sclerosis
📍 Novartis Investigative Site · Calgary, Alberta · Get directions →
The exploratory ELIOS study aims to assess the value of novel investigational Eye Movement Biomarkers (EMBs) in tracking disease-related changes among a real-world cohort of Canadian patients with active RRMS, within the context of disease-modifying treatment (i.e., ofatumumab). To that end, the study will use the patented investigational, Eye Tracking Neurological Assessment (ETNA-ProgMS) SaMD (v1.0.11 or later), which has not yet received Health Canada approval, to reliably and accurately track eye movements with precision.
- Multiple sclerosis (MS)
Effects of Ublituximab on Motor Functions in Multiple Sclerosis
Testing whether ublituximab changes walking and fall risk in people with relapsing multiple
📍 Georgia State University · Atlanta, GA · +1 more US site · Get directions →
The purpose of this study is to test if ublituximab changes walking functions and fall risk in people with relapsing multiple sclerosis (RMS). Twenty-five qualified people with RMS will undergo a 48-week ublituximab treatment.
- Multiple sclerosis (MS)
Ocrelizumab Discontinuation in Relapsing Multiple Sclerosis
Testing stopping ocrelizumab in people with relapsing multiple sclerosis
📍 Yale School of Medicine · New Haven, CT · +12 more US sites · Get directions →
This study is a prospective, multi-center, randomized, double blinded, placebo-controlled study of OCR treatment-discontinuation in patients with early RMS. All eligible participants will be initiated on OCR using the standard approved administration schedule of two 300 mg infusions separated by 14 days (i.e., Days 0 and 14) for a total of 600 mg, followed by 600 mg infusions at Month 6,12, 18, and 24.
- 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.
- Multiple sclerosis (MS)
Assessment of Synaptic Density in MS
Testing brain imaging to measure synapse density in progressive MS
📍 Brigham and Women's Hospital · Boston, MA · Get directions →
The investigators propose to use the novel SV2a-PET ligand, \[F-18\]SDM-8 to assess synaptic density in progressive multiple sclerosis (PMS) (including primary progressive multiple sclerosis (PPMS) and secondary progressive multiple sclerosis (SPMS)), given its improved imaging characteristics and potential for large scale applicability. The specific aims of the study are: Aim 1: To compare the cortical and subcortical grey matter synaptic density in PMS patients, patients with relapsing-remitting MS (RRMS), and healthy subjects, using a novel \[F-18\] labeled synaptic density PET ligand, \[F-18\]SDM8, also known as \[F-18\]SynvesT-1.
- Asthma
Sensory-Mechanical Responses to Eucapneic Voluntary Hyperventilation and Mannitol
Testing how breathing tests and mannitol affect cough-related airway reactions in people with asthma
📍 Kingston Health Sciences Centre · Kingston, Ontario · Get directions →
The objectives of this study are to determine the sensory-mechanical responses to Eucapneic Voluntary Hyperventilation (EVH) and Mannitol in individuals with cough variant asthma (CVA) and methacholine-induced cough with normal airway sensitivity (COUGH) and compare these responses to a control group of healthy individuals without asthma or chronic cough. We hypothesize: 1.
- 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.
- Asthma
Viral Infection in Asthma (VIA) Study
Testing whether dupilumab can prevent asthma symptom worsening after a cold virus exposure
📍 University of Virginia · Charlottesville, VA · Get directions →
Often when people with asthma get a virus caused by the common cold (rhinovirus), they also experience an increase or worsening of their asthma symptoms. The purpose of this study is to see if the study medication dupilumab helps prevent those with mild to moderate asthma from having increased asthma symptoms, after being exposed to an experimental rhinovirus inoculation.
- 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.
- Asthma
Measuring the Effect of Dupilumab Treatment on Mucociliary Clearance (MCC) in Subjects With Moderate to Severe Asthma
Testing how dupilumab or placebo changes mucus-clearing in people with moderate to severe asthma
📍 The University of Pittsburgh Asthma Institute at UPMC · Pittsburgh, PA · Get directions →
Single center, randomized, placebo- controlled study to assess change in mucociliary clearance of moderate to severe asthma patients after treatment with dupilumab or placebo.
- Obesity / overweightHigh blood pressure
Sympathetic Transduction in Obesity-associated Hypertension (OB-HTN)
Studying how the nervous system controls blood pressure in obesity and high blood pressure
📍 University of Texas Southwestern Medical Center · Dallas, TX · Get directions →
The purpose of this study is to understand how the nervous system communicates to blood vessels to increase blood pressure during stress. The study will also investigate how hypertension and obesity influence the nervous system and vascular function.
- 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.
- Asthma
Therapeutic Relevance of Abnormal Airway Morphology in Asthma
Studying how abnormal airway shape in asthma relates to symptoms and attacks
📍 St. Joseph's Healthcare Hamilton · Hamilton, Ontario · Get directions →
Most individuals with asthma can effectively manage their symptoms and maintain normal lung function using inhaled medications, unfortunately, there is a subset of asthma sufferers whose symptoms, lung function, and risk of asthma attacks remain unimproved despite conventional inhaled medications. There could be several reasons for this.
- Asthma
Individualizing Treatment for Asthma in Primary Care (Full Study)
Testing how to personalize asthma treatment in primary care
📍 DARTNet Institute · Aurora, CO · +12 more US sites · Get directions →
While asthma therapy is becoming more individualized based on asthma phenotypes, more research is needed to tailor newer therapies to individuals. Inhaled corticosteroid (ICS) medications are the foundation of care for all individuals with persistent asthma.
- 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).