Clinical trials: Pathophysiology
Thalassemia, Sickle Cell Disease
Alefacept and Allogeneic Hematopoietic Stem Cell Transplantation
Allogeneic blood and marrow transplantation remains the only viable cure for children who suffer from many serious non-malignant hematological diseases. Transplantation, however, carries a high risk of fatal complications.
- Conditions
- Thalassemia, Sickle Cell Disease, Glanzmann Thrombasthenia, Wiskott-Aldrich Syndrome
- Trial name
- NCT01319851
- Testing
- Alefacept
- Where
- United States
- Volunteers
- 3 people
- Sponsor
- Emory University
Microvascular Coronary Dysfunction (MCD)
Treatment With Ranolazine in Microvascular Coronary Dysfunction (MCD): Impact on Angina Myocardial Ischemia
This research study is designed to test the use of ranolazine in patients with angina (chest discomfort due to reduced blood supply to the heart) due to microvascular coronary dysfunction (MCD; abnormalities in the small blood…
- Trial name
- RWISE (NCT01342029)
- Testing
- Ranolazine
- Where
- 2 sites in United States
- Volunteers
- 142 people
- Sponsor
- Cedars-Sinai Medical Center
Hypertension, Pulmonary, Ventricular Dysfunction, Left
A Study to Test the Effects of Riociguat in Patients With Pulmonary Hypertension Associated With Left Ventricular Systolic Dysfunction
The aim of this study is to assess whether increasing oral doses of Riociguat are safe and improve the well-being, symptoms and outcome in patients with pulmonary hypertension associated with left ventricular systolic dysfunction
- Trial name
- LEPHT (NCT01065454)
- Testing
- Riociguat (Adempas, BAY63-2521)
- Where
- 83 sites in United States, Australia and 16 more
- Volunteers
- 202 people
- Sponsor
- Bayer
Heart Failure, Ventricular Dysfunction, Left
Evaluation of Heart Failure Treatment Guided by N-terminal Pro B-type Natriuretic Peptide (NTproBNP) vs Clinical Symptoms and Signs Alone
The purpose is to study if HF treatment guided by NTproBNP in addition to clinical symptoms and signs is more effective than treatment guided by clinical symptoms and signs alone in patients with HF and left ventricular systolic…
- Trial name
- NCT00391846
- Testing
- Captopril, Enalapril, Lisinopril
- Where
- 39 sites in Sweden
- Volunteers
- 252 people
- Sponsor
- AstraZeneca
Long COVID, Long Covid19
RECOVER-AUTONOMIC Platform Protocol
This study is a platform protocol designed to be flexible so that it is suitable for a wide range of settings within health care systems and in community settings where it can be integrated into COVID-19 programs and subsequent…
- Conditions
- Long COVID, Long Covid19, Long Covid-19
- Trial name
- NCT06305780
- Testing
- IVIG + Coordinated Care, Ivabradine + Coordinated Care, IVIG + Usual Care
- Where
- 50 sites in United States
- Volunteers
- 381 people
- Sponsor
- Kanecia Obie Zimmerman
Mild Cognitive Impairment, Alzheimer's Disease
Hormone and Information Processing Study
The purpose of this study is to examine the effects of testosterone (T) replacement on changes in thinking and memory, as well as mood in older men with mild cognitive impairment (MCI) and low T levels.
- Trial name
- HIP (NCT00539305)
- Testing
- testosterone gel
- Where
- United States
- Volunteers
- 22 people
- Sponsor
- University of Washington
Erectile Dysfunction
Effect of Tadalafil Once a Day in Men With Erectile Dysfunction
The primary aim of this study is to assess the efficacy and safety of tadalafil 5 mg administered once a day in patients with erectile dysfunction (ED) who are naïve to PDE5 (phosphodiesterase type 5) inhibitors.
- Trial name
- NCT00836693
- Testing
- tadalafil
- Where
- 21 sites in Germany, Greece and 3 more
- Volunteers
- 217 people
- Sponsor
- Eli Lilly and Company
Multiple Sclerosis
Study of Lisdexamfetamine Sulfate to Treat Cognitive Dysfunction in Multiple Sclerosis
Amphetamines have been shown to improve cognition but its use is limited due to its side effects. Lisdexamfetamine is an amphetamine pro-drug, minimizing these effects and has been safely used in children and adults with…
- Trial name
- NCT01615887
- Testing
- lisdexamfetamine sulfate
- Where
- United States
- Volunteers
- 63 people
- Sponsor
- State University of New York at Buffalo
Alzheimer's Disease
Imaging Tau in Alzheimer's Disease and Normal Aging
This study is being done to learn about tau tangles in Alzheimer's disease. A type of PET scan is used to measure the abnormal accumulation of protein called tau in the brain.
- Trial name
- NCT02884492
- Testing
- 18F-THK-5351, Lumbar Puncture (optional)
- Where
- United States
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- William Charles Kreisl
Mild Cognitive Impairment
11C-Acetate PET/CT Imaging As a Biomarker of Amyloid-Induced Neuroinflammation
The proposed study aims to use 11C-acetate position emission tomography/computed tomography (PET/CT) to preliminarily test and validate methods for imaging astrocyte activation as an early indicator of neuroinflammation in…
- Trial name
- NCT02811744
- Testing
- 11C-acetate
- Where
- United States
- Volunteers
- 11 people
- Sponsor
- University of Pennsylvania
Rectal Cancer, for Bowel Dysfunction Following Surgery for Rectal Cancers
Sacral Neuromodulation (SNM) With InterStimTM for Bowel Dysfunction Following Surgery for Rectal Cancers With Sphincter Preservation
The purpose of this study is to evaluate whether a medical device/implant (InterStimTM) will help patients to have more normal bowel movements. The InterStimTM device is a neuromodulating device.
- Trial name
- NCT02163187
- Testing
- Implantation of the InterStimTM, MSK BFI questionnaires, The Low Anterior Resection Score (LARS) questionnaires
- Where
- 2 sites in United States
- Volunteers
- 4 people
- Sponsor
- Memorial Sloan Kettering Cancer Center
Severe Eosinophilic Asthma, Psychological Distress
Severe Asthma, MepolizumaB and Affect: SAMBA Study
This is a real-life pragmatic non-randomised study to explore the impact of mepolizumab on the emotional and affective outcomes of patients with severe eosinophilic asthma and their partners.
- Conditions
- Severe Eosinophilic Asthma, Psychological Distress, Anxiety, Depression
- Trial name
- SAMBA (NCT04680611)
- Testing
- no study intervention. Patients receive standard clinical care
- Where
- 6 sites in United Kingdom
- Volunteers
- 120 people
- Sponsor
- University Hospital Southampton NHS Foundation Trust
Mild Cognitive Impairment, Alzheimer's Disease
Behavioral and Neuroimaging Changes After Cognitive Rehab in Traumatic Brain Injuries (TBI) and Mild Cognitive Impairment (MCI)
Memory deficits are common after traumatic brain injuries (TBI) and are characteristic of various forms of dementia, such as Alzheimer's disease and its common precursor mild cognitive impairment (MCI).
- Conditions
- Mild Cognitive Impairment, Alzheimer's Disease, Traumatic Brain Injury
- Trial name
- NCT00714571
- Testing
- Mnemonic strategy training (MST), Repeated exposure (XP), Subtracting Cues training
- Where
- United States
- Volunteers
- 82 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Dementia, Mild Cognitive Impairment
Assessment of Medication Optimization in Rural Kentucky Appalachian Patients With Mild Cognitive Impairment or Dementia
The AMOR-Kentucky study will examine the impact of a pharmacist-physician patient-centered medication therapy management deprescribing intervention to address inappropriate medication use in patients with cognitive impairment in…
- Trial name
- AMOR-KY (NCT05078437)
- Testing
- Medication therapy management
- Where
- United States
- Volunteers
- 16 people
- Sponsor
- Daniela Moga
Postoperative Delirium, Sleep
Minimizing ICU Neurological Dysfunction With Dexmedetomidine-induced Sleep
This study aims to determine whether, compared with placebo, the nighttime administration of a intravenous dexmedetomidine is effective at inducing sleep and preventing postoperative delirium in extubated post-cardiac surgical…
- Conditions
- Postoperative Delirium, Sleep, Anesthesia
- Trial name
- MINDDS (NCT02856594)
- Testing
- Dexmedetomidine
- Where
- United States
- Volunteers
- 469 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Parkinson Disease
Dual-task Augmented Reality Treatment for Parkinson's Disease
Activities of daily living (ADL) frequently involve the simultaneous performance of two or more tasks, such as crossing the street while holding a conversation, commonly referred to as dual tasking.
- Trial name
- DART (NCT04634331)
- Testing
- Augmented Reality Multi-Modal Training, Traditional Multi-Modal Training
- Where
- United States
- Volunteers
- 51 people
- Sponsor
- The Cleveland Clinic
Cognitive Decline
Happy Older Latinos Are Active - Cognitive Decline
The purpose of this study is to look at the best ways to prevent cognitive decline (loss of memory and/or functioning) in midlife and older Latino adults living with HIV.
- Trial name
- HOLA-CD (NCT04791709)
- Testing
- Happy Older Latinos are Active (HOLA)
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- University of Miami
Cocaine Addiction, Cocaine-related Disorder
Prefrontal Cortex Stimulation as Treatment for Crack-cocaine Addiction
The use of crack-cocaine is growing at alarming rate in our country and it is absolutely worrisome the fast establishment of addiction to it.
- Conditions
- Cocaine Addiction, Cocaine-related Disorder, Executive Dysfunction
- Trial name
- NCT01337297
- Testing
- transcranial Direct Current Stimulation
- Where
- Brazil
- Volunteers
- 20 people
- Sponsor
- Federal University of Espirito Santo
Depression
Aging Brain Changes, Executive Dysfunction and Depression
The purpose of this study is to look at the relationship between age related structural brain changes and changes in depressive symptoms,disability and several aspects of cognitive functioning following treatment with…
- Trial name
- FA (NCT00918684)
- Testing
- Escitalopram
- Volunteers
- 116 people
- Sponsor
- Weill Medical College of Cornell University
Delirium, Delirium, Dementia, Amnestic, Cognitive Disorders
Ramelteon in the Prevention of Post-operative Delirium
This trial focuses on a Phase II randomized masked clinical trial testing the effectiveness and safety of peri-operative administration of ramelteon, a melatonin agonist in the prevention of postoperative delirium.
- Conditions
- Delirium, Delirium, Dementia, Amnestic, Cognitive Disorders, Delayed Emergence From Anesthesia, Cognitive Disorders
- Trial name
- RECOVER (NCT02324153)
- Testing
- Ramelteon, Microcrystalline Cellulose, Riboflavin 100 mg
- Where
- United States
- Volunteers
- 80 people
- Sponsor
- Johns Hopkins University
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