Clinical trials: Circulatory Function
Peripheral Artery Disease
Metformin, Muscle Energetics, and Vascular Function in Older Adults With Peripheral Artery Disease
The investigators are doing this research study to find out if taking Metformin improves walking ability in patients with peripheral arterial disease (PAD).
- Trial name
- NCT01901224
- Testing
- Metformin 1000 mg
- Where
- United States
- Volunteers
- 2 people
- Sponsor
- Brigham and Women's Hospital
Anemia
Anemia in Heart Failure With a Preserved Ejection Fraction (HFPEF)
The purpose of this study is to determine if treating anemia with subcutaneous erythropoetin in patients with heart failure and a preserved ejection fraction (HFPEF) will be associated with reverse ventricular remodeling…
- Trial name
- NCT00286182
- Testing
- Erythropoietin alpha
- Where
- United States
- Volunteers
- 56 people
- Sponsor
- Mathew S. Maurer
HIV, Cardiovascular Diseases
Evaluating the Effectiveness of Pentoxifylline at Improving Blood Vessel Function in HIV-infected People Not Receiving Antiretroviral Medications
People infected with HIV have a greater risk of developing cardiovascular disease than people not infected with HIV. This may be due to increased inflammation brought on by either the HIV infection itself or the use of…
- Conditions
- HIV, Cardiovascular Diseases, Atherosclerosis
- Trial name
- NCT00796822
- Testing
- Pentoxifylline
- Where
- United States
- Volunteers
- 26 people
- Sponsor
- Indiana University
Heart Failure, Cardiac Failure
A Study of Continuous Infusions of HNO (Nitroxyl) Donor in Patients With Heart Failure and Impaired Systolic Function
The purpose of this study is to evaluate the effects of BMS-986231 on systolic and diastolic parameters in patients with heart failure and low ejection fraction.
- Conditions
- Heart Failure, Cardiac Failure, Reduced Ventricular Ejection Fraction
- Trial name
- NCT03357731
- Testing
- HNO Donor, Nitroglycerin (NTG)
- Where
- 18 sites in United States, Japan and 2 more
- Volunteers
- 49 people
- Sponsor
- Bristol-Myers Squibb
Cerebrovascular Stroke
Fast Arm Motor Skill Training in Chronic Stroke Survivors
Every year, almost 800,000 people experience a stroke in the United States, which lead to upper-limb impairments, making recovery of motor function a priority in stroke rehabilitation.
- Trial name
- FAST (NCT05013762)
- Testing
- Fast intervention, Active Monitoring
- Where
- United States
- Volunteers
- 44 people
- Sponsor
- University of Southern California
Coronary Artery Disease, Coronary Stenosis
FUnctional diagnoSIs of corONary Stenosis (FUSION)
The purpose of the FUSION study is to validate the diagnostic performance of Virtual Flow Reserve (VFR) by comparing it against a reference standard, fractional flow reserve (FFR).
- Trial name
- FUSION (NCT04356027)
- Testing
- ICA (Invasive Coronary Angiography), OCT, FFR
- Where
- 28 sites in United States
- Volunteers
- 312 people
- Sponsor
- Abbott Medical Devices
Brain Injuries, Acute, Brain Injuries, Traumatic
Antiseizure Medication in Seizure Networks at Early Acute Brain Injury
The goal of this clinical trial is to explore the effect of FDA-approved antiseizure drugs in the brain connectivity patterns of severe and moderate acute brain injury patients with suppression of consciousness.
- Conditions
- Brain Injuries, Acute, Brain Injuries, Traumatic, Brain Ischemia, Brain Hypoxia
- Trial name
- NCT06081283
- Testing
- Phenobarbital Sodium Injection, Levetiracetam, Lacosamide Injectable Product
- Where
- United States
- Volunteers
- 5 people
- Sponsor
- University of North Carolina, Chapel Hill
Stroke, Muscle Spasticity
Safety Study of Botulinum Toxin Type A in Post-Upper Limb Stroke Patients With Reduced Lung Function
The purpose of this study is to evaluate the safety of injections of botulinum toxin Type A in patients with reduced lung function and focal upper limb poststroke spasticity
- Conditions
- Stroke, Muscle Spasticity, Motor Neuron Disease
- Trial name
- NCT00076687
- Testing
- botulinum toxin Type A, saline
- Where
- 4 sites in United States, Czechia and 2 more
- Volunteers
- 155 people
- Sponsor
- Allergan
Stroke, Physical Disability
Neuroplasticity With Daily Use of a Sensorimotor Priming Vibration System to Improve Hand Function After Stroke
More than 4 million stroke survivors in the U.S. suffer from post-stroke sensorimotor hand disability, which is typically permanent and difficult to treat.
- Trial name
- NCT04026399
- Testing
- peripheral vibration stimulation, therapy
- Where
- United States
- Volunteers
- 12 people
- Sponsor
- Medical University of South Carolina
Left Ventricular Dysfunction
PROTECT-PACE STUDY - The Protection of Left Ventricular Function During Right Ventricular Pacing
This study will be done in patients who require the implantation of a cardiac pacemaker (an electronic device that controls the heartbeat) for complete heart block (a heart rhythm abnormality resulting in a slow heart beat).
- Trial name
- PROTECT-PACE (NCT00461734)
- Testing
- RV lead placement site
- Where
- 18 sites in Australia, New Zealand and 1 more
- Volunteers
- 248 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Stroke
Multifocal Brain Magnetic Stimulation in Chronic Ischemic Stroke
Transcranial magnetic stimulation for post-stroke upper-body motor deficits.
- Trial name
- NCT02817087
- Testing
- repetitive Transcranial Magnetic Stimulation -On, repetitive Transcranial Magnetic Stimulation -Off
- Where
- United States
- Volunteers
- 38 people
- Sponsor
- David Chiu, MD
Cognitive Impairment, Executive Dysfunction
Vascular Mechanisms for the Effects of Loss of Ovarian Hormone Function on Cognition in Women
Complaints about memory and thinking are common in women as they go through menopause and estrogen levels fall. The ovarian hormone estrogen is important for supporting normal cognitive function, and changes in brain activity and…
- Conditions
- Cognitive Impairment, Executive Dysfunction, Endothelial Dysfunction, Cardiovascular Disease
- Trial name
- NCT02122198
- Testing
- Leuprolide acetate, Estradiol, Medroxyprogesterone
- Where
- 2 sites in United States
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Hematologic Disease, Hemophilia A
BAY14-2222 Prophylaxis and Joint Function Improvement (Adults)
The purpose of the study is to evaluate the effect of prophylactic treatment on the number of joint bleeds and quality of life in severe hemophilia A subjects compared to on-demand treatment in a one-group two-treatment schedule…
- Trial name
- NCT00586521
- Testing
- Kogenate (BAY14-2222)
- Where
- 11 sites in United States, France and 3 more
- Volunteers
- 20 people
- Sponsor
- Bayer
Left Atrial Appendage Closure, WATCHMAN Device Implantation
The Evaluation of Thrombogenicity in Patients Undergoing WATCHMAN Left Atrial Appendage Closure Trial
This study will evaluate thrombogenicity in patients undergoing left atrial appendage closure using the WATCHMAN device. Parameters of thrombosis and platelet function, as well as other bio-markers, will be measure before…
- Trial name
- NCT03040622
- Testing
- WATCHMAN Left Atrial Appendage Closure
- Where
- United States
- Volunteers
- 35 people
- Sponsor
- Inova Health Care Services
Congenital Heart Disease, Single Ventricle
Improving Functional Capacity in Fontan Patients Through Inspiratory Muscle Training
Mechanisms that typically result in increased cardiac output, such as inotropic support, increased heart rate, and decreased afterload, have a blunted effect in Fontan circulation.
- Trial name
- NCT01977222
- Testing
- THRESHOLD(TM) INSPIRATORY MUSCLE TRAINER
- Where
- United States
- Volunteers
- 12 people
- Sponsor
- Boston Children's Hospital
Obesity, Diabetes
Calorie Restriction and Changes in Body Composition, Disease, Function, and Quality of Life in Older Adults
The investigators want to determine if the benefits of weight loss outweigh the potential risk in a group of older adults. The investigators will test the hypothesis that changes in diet composition alone or in conjunction with…
- Conditions
- Obesity, Diabetes, Hypertension, Hyperlipidemia
- Trial name
- CROSSROADS (NCT00955903)
- Testing
- Exercise, Reduced Calorie Diet, Weight Maintenance Diet
- Where
- United States
- Volunteers
- 167 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Stroke
Noninvasive Spinal Stimulation in Stroke
This is a randomized control trial that will evaluate the effectiveness of transcutaneous (non-invasive) spinal cord stimulation on gait and balance function for individuals with hemiplegia due to stroke.
- Trial name
- NCT03714282
- Testing
- Noninvasive spinal stimulation with gait training, Conventional gait training
- Where
- United States
- Volunteers
- 8 people
- Sponsor
- Shirley Ryan AbilityLab
Type 2 Diabetes, Coronary Artery Disease
Effects of Eicosapentaenoic Acid on Endothelial Function in Diabetic Subjects
This pilot trial seeks to obtain preliminary data on the effects of eicosapentaenoic acid (EPA) (4g/d) on endothelial function measured via endopat2000 after 12 weeks of intervention among adults with elevated triglycerides and…
- Trial name
- NCT02422446
- Testing
- Icosapent ethyl
- Where
- United States
- Volunteers
- 2 people
- Sponsor
- Brigham and Women's Hospital
Diabetic Retinopathy
Evaluation of Doxycycline Verses Placebo for the Treatment of Severe Nonproliferative or Mild or Moderate Proliferative Diabetic Retinopathy
This 24 month randomized research study will evaluate whether doxycycline can 1) slow the deterioration or improve retinal function and/or 2) induce regression, or slow progression, of diabetic retinopathy in participants over 18…
- Trial name
- POC1 (NCT00511875)
- Testing
- doxycycline monohydrate
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- Thomas Gardner
Atherosclerosis
Inflammation and Vascular Function in Atherosclerosis
The purpose of this study is to determine whether reducing inflammation in blood vessels with an aspirin-like drug called salsalate will improve blood vessel function.
- Trial name
- NCT00760019
- Testing
- salsalate
- Where
- United States
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital