Find NHLBI Clinical Trials

Search selected NHLBI-supported clinical trials and observational studies by condition, location, or age group. You can also view the complete list of NHLBI-funded studies at ClinicalTrials.gov.

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Showing 1 - 10 out of 40 results
Recruiting
The goal of this clinical trial is to compare different types of blood transfusions for critically injured patients who require large-volume blood transfusions. Participants must be at least 15 years old and need a massive blood transfusion. The study is taking place in locations in Alabama, California, Louisiana, Maryland, Missouri, North Carolina, Ohio, Oregon, Pennsylvania, Texas, Washington, and Wisconsin.
All Ages
Recruiting
New York
Do you or your child have a platelet, bleeding, or white blood cell disorder? This study is looking at people who have platelet or other blood disorders. The researchers will use a blood sample to look for problems with platelets and a possible genetic cause in the participant’s DNA or RNA. To participate in this study, you must be a child or adult who either is healthy or has a platelet disorder, coagulation disorder, or white blood cell disorder. This study is located in New York, New York.
All Ages
Accepting Healthy Volunteers
Recruiting
Tennessee
The study is to investigate that the worsening orthostatic tachycardia and symptoms after glucose ingestion in POTS patients are due to a greater increase in splanchnic venous capacitance and excessive blood pooling during an orthostatic challenge.
Adult
Accepting Healthy Volunteers
Recruiting
Texas
This study evaluates a sensor-controlled digital game (SCDG) to motivate self-management behaviors of weight monitoring and physical activity in adults with heart failure (HF). Half of the participants will receive the SCDG app and weight monitoring and physical activity sensors and the other half will receive only the weight monitoring and physical activity sensors.
Adult, Older Adult
Recruiting
Massachusetts
Do you have heart failure and live near Massachusetts General Hospital in Boston, Massachusetts? Researchers are testing whether an online program helps lower the number of times patients with heart failure return to the hospital. You may be able to participate if you are at least 18 years old, have heart failure, and live within 30 miles of Massachusetts General Hospital in Boston.
Adult, Older Adult
Accepting Healthy Volunteers
Recruiting
Washington
Are you an adult planning to get a left ventricular assist device (LVAD) implant to treat heart failure? If so, you may be able to take part in a clinical trial about heart failure. Researchers are testing whether a dietary supplement can improve heart function for people with advanced heart failure. To participate, you must be at least 18 years old and be scheduled for elective LVAD implantation. The study is taking place in Seattle, Washington.
Adult, Older Adult
Recruiting
Pennsylvania
Are you at least 18 years old and have heart failure? Researchers in this clinical trial are testing whether a new type of hormone therapy may help with symptoms and quality of life for people who have heart failure. Participants will take medication by mouth daily. The study is taking place in Philadelphia, Pennsylvania.
Adult, Older Adult
Recruiting
Minnesota
Are you an adult who has had Fontan palliation operation? If so, you may be able to join a clinical trial where researchers learn more about how the heart and lungs work after a Fontan palliation. Researchers will perform a procedure called a cardiac catheterization while participants exercise to see how well the heart is working. Participants must be at least 18 years old. The study is taking place in Rochester, Minnesota.
Adult, Older Adult
Recruiting
Connecticut
Do you have heart failure that is well controlled through medication and attending regular appointments with your healthcare provider? This clinical trial is testing a dietary supplement taken by mouth twice a day for five days to see if it can help patients with heart failure. You must be at least 18 years old to participate. The study is taking place in New Haven, Connecticut.
Adult, Older Adult