Clinical trials: Blood Flow
Cardiac Arrest
Comparing Vasopressin and Adrenaline in Patients With Cardiac Arrest
The effectiveness of medications in cardiac arrest has been greatly debated and questioned. Historically intravenous adrenaline has been the drug of choice since 1906.
- Trial name
- PIVOT (NCT00358579)
- Testing
- Adrenaline, Vasopressin
- Where
- 4 sites in Singapore
- Volunteers
- 727 people
- Sponsor
- Singapore General Hospital
Aging, Arterial Stiffness
Inorganic Nitrate Supplementation on Cerebrovascular Aging and Arterial Stiffness Study
This study investigates the effect of dietary inorganic nitrate supplementation on 1) large elastic artery stiffness and hemodynamics and 2) cerebrovascular function in middle-aged and older adults.
- Conditions
- Aging, Arterial Stiffness, Endothelial Dysfunction, Hypertension
- Trial name
- INCA (NCT03617302)
- Testing
- Experimental: Nitrate-containing
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Gary L. Pierce, PhD
ACL Tear
Effects of Blood Flow Restriction Rehabilitation After Anterior Cruciate Ligament Reconstruction
The study is a prospective randomized control trial consisting of subjects requiring ACL reconstruction with BTB autograft. Subjects were randomly divided into two groups following their inclusion in the study.
- Trial name
- NCT04484961
- Testing
- Blood flow restriction (BFR)
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- The Methodist Hospital Research Institute
Pre-Eclampsia
Role of ASpirin in Placental and Maternal Endothelial Cell Regulation IN Pre-eclampsia
Endothelial dysfunction and defective placental vascularization are hypothesized to be significant causes of preeclampsia. In preeclampsia, due to vascular endothelial dysfunction, vasoconstriction and platelet activation can…
- Trial name
- ASPERIN (NCT03893630)
- Testing
- Acetylsalicylic Acid 81 mg, Acetylsalicylic Acid 162 mg, Control
- Where
- United States
- Volunteers
- 208 people, healthy volunteers welcome
- Sponsor
- John O'Brien, MD
Glaucoma
Comparing Effects of Two Fixed Combinations Ophthalmic Solutions on Ocular Blood Flow
A 10 week evaluation, crossover design study including a 3 week washout period between treatments, to determine the effects of Combigan® (fixed combination brimonidine tartrate 0.2%/timolol maleate 0.5%) and Cosopt® (fixed…
- Trial name
- NCT00811850
- Testing
- fixed combination of brimonidine tartrate 0.2% timolol maleate 0.5% ophthalmic solution, fixed combination of dorzolamide hydrochloride timolol maleate ophthalmic solution
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- Allergan
Type 1 Diabetes, Hypoglycemia Unawareness
Naltrexone and Hypoglycemia in Type 1 Diabetes
Low blood sugar is also called hypoglycemia. Usually, it is mild and can be treated quickly and easily by eating or drinking a small amount of a sugar-rich food.
- Trial name
- Naltrexone (NCT01053078)
- Testing
- Naltrexone
- Where
- United States
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
Heart Failure; With Decompensation, Cardiorenal Syndrome
The Aortix CRS Pilot Study
The Aortix CRS Pilot Study: An Evaluation of the Safety and Performance of the Aortix System for Intra-Aortic Mechanical Circulatory Support in Patients with Cardiorenal Syndrome
- Conditions
- Heart Failure; With Decompensation, Cardiorenal Syndrome, Cardio-Renal Syndrome, Heart Failure
- Trial name
- NCT04145635
- Testing
- Aortix System
- Where
- 19 sites in United States, Australia
- Volunteers
- 21 people
- Sponsor
- Procyrion
Blood Transfusion Complications
Point-of-Care RBC Washing to Prevent Transfusion-Related Pulmonary Complications
This study is designed to determine if point-of-care washing of allogeneic Leukocyte-Reduced Red Blood Cells reduces pulmonary complications when compared to standard-of-care Leukocyte-Reduced Red Blood Cells in a cardiac…
- Trial name
- NCT02094118
- Testing
- Point-of-care washed red blood cell transfusion., Standard of care red blood cell transfusion.
- Where
- 2 sites in United States
- Volunteers
- 171 people
- Sponsor
- Mayo Clinic
Central Line Associated Bloodstream Infections (CLABSI), Bone Marrow Transplant
Parafilm to Prevent CLABSI in Pediatric Patients Undergoing HCT
The purpose of this study is to see if applying parafilm as an external barrier on the central line in children having a bone marrow transplant helps to prevent central line associated bloodstream infection(s) and also to assess…
- Trial name
- NCT02575079
- Testing
- Parafilm
- Where
- United States
- Volunteers
- 119 people
- Sponsor
- Emory University
Persistent Pulmonary Hypertension of the Newborn
Remodulin as Add-on Therapy for the Treatment of Persistent Pulmonary Hypertension of the Newborn
This study assessed the safety and treatment effect of intravenous (IV) Remodulin as an add-on therapy in neonates with persistent pulmonary hypertension of the newborn (PPHN).
- Trial name
- NCT02261883
- Testing
- IV Remodulin
- Where
- 14 sites in United States
- Volunteers
- 42 people
- Sponsor
- United Therapeutics
Peripheral Arterial Disease, Peripheral Artery Disease
Impacts of Mitochondrial-targeted Antioxidant on Peripheral Artery Disease Patients
Peripheral artery disease (PAD) is a common cardiovascular disease, in which narrowed arteries reduce blood flow to the limbs, causing pain, immobility and in some cases amputation or death.
- Trial name
- NCT03506633
- Testing
- MitoQ
- Where
- United States
- Volunteers
- 14 people
- Sponsor
- University of Nebraska
Raynaud Phenomenon
Beet the Cold: The Effect of Inorganic Nitrate Supplementation in Individuals With Raynaud's Phenomenon
Individuals with Raynaud's phenomenon often experience episodes of reduced blood flow to their fingers and toes during times of stress or cold exposure, causing significant discomfort and pain.
- Trial name
- NCT03129178
- Testing
- Concentrated beetroot juice
- Where
- United Kingdom
- Volunteers
- 27 people
- Sponsor
- University of Portsmouth
Persistent Fetal Circulation Syndrome
Pharmacokinetic Study of Milrinone in Babies With Persistent Pulmonary Hypertension of the Newborn
The purpose of this pilot study is to determine a safe dose of milrinone to use in a larger study of babies with persistent pulmonary hypertension of the newborn (PPHN).
- Trial name
- NCT01088997
- Testing
- Milrinone Lactate
- Where
- 2 sites in United States
- Volunteers
- 12 people
- Sponsor
- Children's Hospital of Philadelphia
Myocardial Blood Flow Reserve
Characterization of Myocardial Blood Flow Measurements Using Lexiscan®™ (Regadenoson) (Lexiscan®™) Rubidium-82 Myocardial Perfusion PET: A Temporal-Dependency Investigation
The purpose of this study is to evaluate the consistency of quantitative peak stress myocardial blood flow and myocardial blood flow reserve following a 10 second, 1 minute, 2 minute or 4 minute delay in beginning the rubidium-82…
- Trial name
- NCT01919450
- Testing
- Regadenoson, Rubidium-82
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Timothy M. Bateman, MD
Knee Osteoarthritis
Blood Flow Restriction Training in Individuals Awaiting Total Knee Replacement
The aim is to demonstrate that preoperative exercises (pre-habilitation) using blood-flow restriction training (BFRT) is safe, well tolerated, improves muscle function, decreases functional limitation, and increases physical…
- Trial name
- NCT06111690
- Testing
- Blood Flow Restriction Training (BFRT)
- Where
- United States
- Volunteers
- 16 people
- Sponsor
- The University of Texas Health Science Center at San Antonio
Sickle Cell Disease
Safety and Efficacy of Sodium Nitrite in Sickle Cell Disease
This study will determine if administration of sodium nitrite is safe and can improve small vessel blood flow and tissue oxygenation when given as an additional treatment in patients with acute vaso-occlusive crisis (pain crisis)…
- Trial name
- NCT01033227
- Testing
- sodium nitrite injection, usp
- Where
- United States
- Volunteers
- 5 people
- Sponsor
- Children's Hospital Los Angeles
Subarachnoid Hemorrhage
Statins and Cerebral Blood Flow in Subarachnoid Hemorrhage (SAH)
The primary objective of this project is to investigate the effect of statin therapy on cerebral blood flow in patients with aneurysmal SAH who are randomized to receive or not receive statins in a blinded design.
- Trial name
- NCT00795288
- Testing
- Simvastatin, 80 mg/day for 21 days
- Where
- United States
- Volunteers
- 42 people
- Sponsor
- Washington University School of Medicine
Complication of Extracorporeal Circulation, Renal Impairment
Renal Perfusion, Filtration and Oxygenation During Cardiopulmonary Bypass (CPB)
Acute kidney injury is a common complication after cardiac surgery with cardiopulmonary bypass (CPB). This study aims to investigate the effects of CPB on renal perfusion, filtration and oxygenation.
- Trial name
- ECCSTUD (NCT02405195)
- Testing
- cardiopulmonary bypass
- Where
- Sweden
- Volunteers
- 28 people
- Sponsor
- Sahlgrenska University Hospital
Spinal Cord Injury, Autonomic Dysreflexia
The Effects of Normalizing Blood Pressure on Cerebral Blood Flow in Hypotensive Individuals With Spinal Cord Injury
Dysregulation of blood pressure (BP), secondary to decentralized autonomic nervous system (ANS) control of the cardiovascular system, often results in chronic hypotension and orthostatic hypotension (OH) in persons with spinal…
- Conditions
- Spinal Cord Injury, Autonomic Dysreflexia, Baroreceptor Integrity, Sympathetic Integrity
- Trial name
- NCT02893553
- Testing
- Midodrine Hydrochloride, Pyridostigmine Bromide, Mirabegron
- Where
- 2 sites in United States
- Volunteers
- 21 people
- Sponsor
- James J. Peters Veterans Affairs Medical Center
Female Sexual Dysfunction, Female Sexual Dysfunction Due to Physical Condition
Effect of Peripheral Neuromodulation on Vaginal Blood Flow - Study 2
The overall purpose of this research is to improve sexual function in women with sexual dysfunction. The goal of this study is to see if either of two nerve stimulation interventions cause a short-term change in vaginal blood…
- Trial name
- NCT06999265
- Testing
- Transcutaneous electrical nerve stimulation - Tibial Nerve, Transcutaneous electrical nerve stimulation - Genital Nerve, Neutral and Erotic Film Clip Alternation
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- University of Michigan