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 10 results
Recruiting
Pennsylvania
Are you a smoker with COPD who is willing to use an e-cigarette to reduce how much you smoke? If so, you may be able to participate in a study that is trying to learn more about the effect of switching from smoking cigarettes to using e-cigarettes on COPD symptoms. You may be able to participate if you are 21 to 74 years old, have mild to moderate COPD, and are willing to try e-cigarettes to cut back on your smoking. The study is taking place in Hershey, Pennsylvania.
Adult, Older Adult
Recruiting
California
Do you have asthma, COPD, or asthma COPD overlap syndrome? This study will look at whether a health coach can help people who have asthma, COPD, or asthma-COPD overlap syndrome with their condition. You will be randomly selected to meet with either a lung specialist alone or a lung specialist and a health coach, who will give you recommendations to improve your care and better manage your condition. To participate in this study, you must be age 18 or older, have asthma or COPD, and not already be seeing a lung specialist. You also must get your care from one of 10 health centers in San Francisco, California. This study is located in San Francisco, California.
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
Illinois
Do you have chronic kidney disease and mild heart failure? Researchers are testing a medication to see if it helps heart and lung function when it is added to your current medication. To take part in this clinical trial, you must be 18 to 85 years old, have chronic kidney disease and are taking diuretics or other medication, and have mild heart failure. The study is taking place in Chicago, Illinois.
Adult, Older Adult
Recruiting
California
Has your child received a Fontan palliation operation? If so, they may be able to join a clinical trial that is testing whether exercise can help patients who have had this procedure. Your child must be between 8 and 19 years old, had a Fontan palliation, and can exercise. A study team member will observe the participants doing aerobic and resistance exercises live on video. The study is taking place in Palo Alto, California.
Child, Adult
Recruiting
Do you want to help find new treatments for heart failure with preserved ejection fraction? This study is testing whether a medicine called spironolactone can help treat heart failure with preserved ejection fraction when paired with the standard treatment. Spironolactone helps to remove excess water and sodium from the body. To participate in this study, you must be between 50 and 99 years old and diagnosed with heart failure with preserved ejection fraction.
Adult, Older Adult
Recruiting
Pennsylvania
Do you have heart failure with reduced ejection fraction and thyroid problems? This study will test whether hormone therapy with liothyronine is safe and effective for treating people who have heart failure with reduced ejection fraction and low triiothyronine (T3) syndrome. Low T3 syndrome is a type of thyroid hormone that helps control many functions of your body. To participate in this study, you must be at least 18 years old and diagnosed with heart failure with reduced ejection fraction. This study is located in Philadelphia, Pennsylvania.
Adult, Older Adult
Recruiting
Pennsylvania
Do you have heart failure with reduced ejection fraction (HFrEF) and an implantable cardioverter defibrillator (ICD)? This study is testing the effectiveness of thyroid hormone therapy with a medicine called liothyronine (LT3) in individuals HFrEF. To participate in this study, you must be at least 18 years old and have Class I, II, or III heart failure. This study takes place in Philadelphia, Pennsylvania.
Adult, Older Adult
Recruiting
Do you have heart failure with preserved ejection fraction (HFPEF)? This study is testing the efficacy of a diuretic medicine called spironolactone that stops your body from absorbing too much salt and keeps your potassium levels from dropping too low. Participants of this study must be between 50 and 99 years old and already taking diuretic medicine. This study takes place in multiple locations across the United States and Sweden.
Adult, Older Adult