Pulmonary hypertension

This study tests whether implanted monitors can quickly show if a new PAH drug is working. About 40 adults with stable PAH will try two different approved drug plans while their heart and lung function are tracked. The goal is to see if this approach can help doctors choose the b…

This study tests whether adding selexipag to standard treatment can delay disease worsening in children aged 2 to 18 with pulmonary arterial hypertension (PAH). About 138 children will receive either selexipag or a placebo, plus their usual medications. The main goal is to see if…

This study looks at the long-term safety of an inhaled drug called GB002 for people with pulmonary arterial hypertension (PAH), a serious lung condition. It includes 74 patients who already completed a previous GB002 study. Researchers will track side effects and measure how far …

This study tests an oral medication called levosimendan in people who have both pulmonary hypertension (high blood pressure in the lungs) and a type of heart failure where the heart pumps normally but is stiff. The goal is to see if the drug helps them walk farther in 6 minutes c…

This study looks at the long-term safety of a drug called sotatercept for people with a specific type of pulmonary hypertension caused by heart failure with preserved ejection fraction. About 130 people who completed a prior study will receive sotatercept injections and be monito…

This trial tests a procedure called pulmonary arterial denervation (PADN) for people with heart failure who also have high blood pressure in the lungs. A special catheter delivers radiofrequency energy to nerves in the pulmonary artery, which may help lower pressure and improve h…

This study is testing the long-term safety and tolerability of an inhaled treprostinil powder (TPIP) in people with pulmonary arterial hypertension (PAH). About 91 participants who completed earlier TPIP studies will receive the drug for up to several years. Researchers will moni…

This study tests an experimental drug called TX000045 in 180 adults with pulmonary hypertension (high blood pressure in the lungs) caused by a type of heart failure where the heart pumps normally but doesn't relax properly. Participants will receive either the drug or a placebo f…

This study is testing the safety and right dose of a drug called selexipag in children aged 2 to 17 with pulmonary arterial hypertension (PAH), a serious condition where blood pressure in the lungs is too high. The goal is to find a dose that works like the adult version. The stu…

This phase 3 trial compares two doses of macitentan (75 mg vs 10 mg) in about 935 adults with pulmonary arterial hypertension. The goal is to see if the higher dose can delay serious events like hospitalization or death. Participants will be followed for several years.

This study tests a drug called riociguat in children aged 6 to 18 who have pulmonary arterial hypertension (PAH), a condition where high blood pressure in the lungs makes it hard to breathe and move. The goal is to see if the drug is safe and how the body processes it at differen…

This early study tests a small, permanent device called the V-Wave Interatrial Shunt in 9 people with severe pulmonary arterial hypertension (PAH). The device is placed in the heart during a minimally invasive procedure to create a small opening between the upper chambers, which …

This early-stage study by Pfizer tests a new drug called PF-07868489. First, it will be given to healthy volunteers to check safety and how the body processes it. Then, people with pulmonary arterial hypertension (PAH) will receive repeated doses over 24 weeks to see if it helps …

This early study is testing a device that uses ultrasound to ablate (calm) nerves in the pulmonary artery. The goal is to see if this procedure can improve quality of life for 50 people with heart failure and a specific type of pulmonary hypertension (Group 2). Participants will …

This study was designed to test the safety and tolerability of a new drug called JK07 in people with heart failure and a specific type of high blood pressure in the lungs. It planned to enroll about 20 to 30 adults aged 18 to 85. However, the study was withdrawn before any partic…

This study tests an inhaled drug called frespaciguat (MK-5475) in 129 adults who have high blood pressure in their lungs caused by COPD. The main goal is to see if the drug helps people walk farther in 6 minutes after 24 weeks compared to a placebo. Participants take one daily in…

This study tests a new drug, Oxacom®, in 200 adults with pulmonary arterial hypertension (PAH), a serious lung condition that makes it hard to breathe. The drug is given in different doses to see if it can lower pressure in the lung's blood vessels better than a placebo. The goal…

This study is a patient registry that follows 300 adults with pulmonary arterial hypertension (PAH) who are starting or recently started Orenitram. Researchers will track how well patients tolerate the drug and how it affects their daily function and symptoms over 78 weeks. The g…

This study tests a new inhaled drug called L606 (liposomal treprostinil) in 28 adults with pulmonary arterial hypertension or PH-ILD. The goal is to see if it is safe and tolerable when taken twice daily, both short-term and over a year. Participants either switch from another in…

This phase 3 trial tests an inhaled drug called seralutinib for people with pulmonary hypertension (high blood pressure in the lungs) caused by interstitial lung disease (lung scarring). About 480 adults will receive either seralutinib or a placebo for 24 weeks, followed by a lon…

This study looks at whether the drug bevacizumab can help people with a rare condition called hereditary hemorrhagic telangiectasia (HHT) who have severe liver problems leading to high heart output and possible heart failure. Researchers will check heart function before and after…

This Phase 2 trial tests an inhaled medication called mosliciguat in 135 people who have both lung scarring (interstitial lung disease) and high blood pressure in the lungs. Participants are randomly assigned to receive either the drug or a placebo for 16 weeks. The study measure…

This study looks at the long-term safety of the drug ralinepag in people with pulmonary arterial hypertension (PAH), a serious lung condition that makes it hard to breathe. About 1,000 adults who were in earlier ralinepag studies can join. The goal is to see if the drug remains s…

This study tests an implanted catheter and pump system that delivers Remodulin, a drug for pulmonary arterial hypertension (PAH), directly into the bloodstream. The goal is to see if this device is safe for long-term use. The trial includes 64 patients who already use the system.…

This study tests whether quickly starting and increasing a medication called treprostinil can lower blood pressure in the lungs and improve the heart's pumping ability in people with pulmonary arterial hypertension (PAH). The trial involves 52 adults with PAH and will measure cha…

This study looks at the long-term safety of a medicine called sotatercept for people with pulmonary arterial hypertension (PAH). Participants from an earlier study can join and receive weight-based doses every 3 weeks. The main goal is to see if the medicine is safe and well-tole…

This study tests whether a 12-week program of exercise and diet counseling can improve insulin sensitivity and heart function in people with pulmonary arterial hypertension (PAH). The 34 participants have stable PAH and are already on standard medications. The goal is to see if l…

This study tests whether waiting to clamp the umbilical cord until after the baby's lungs have filled with air can reduce dangerous lung blood pressure (pulmonary hypertension) in newborns with congenital diaphragmatic hernia (CDH). About 140 infants with left-sided CDH will be r…

This study tests whether a new MRI technique, called 5D flow, can measure blood flow and pressure in the heart as accurately as the standard invasive procedure, right-left heart catheterization. People with congenital heart conditions who already need a catheterization will also …

This trial is developing an artificial intelligence system that reads electrocardiograms (ECGs) to detect congenital heart disease in children. Researchers are collecting ECG data from thousands of children, including those with common and rare heart defects, to train a deep-lear…

This study looks at whether a new computer program called IMPULSE can better detect pulmonary hypertension (high blood pressure in the lungs) using standard heart ultrasound. About 200 adults with unexplained breathlessness or risk factors will be checked. The goal is to see if t…

This study tests a new, gentle device called Boppli that continuously measures blood pressure in newborn babies in the NICU. Researchers will compare it to the standard blood pressure cuff to see if it works better at finding high blood pressure. The study includes 30 infants at …

This study tests whether a home rehabilitation program using daily text or email messages with simple exercises can reduce the number of heartbeats needed during a 6-minute walk in people with pulmonary arterial hypertension (PAH). Researchers will enroll 55 adults with PAH and c…

This study tests whether whole-body aerobic training (like brisk walking) or isolated leg training (with weights) better improves symptoms and quality of life in people with pulmonary arterial hypertension (PAH). About 45 participants with PAH will be assigned to one of the two e…

This study tests whether 10 weeks of supervised exercise training can improve heart function, oxygen use, and quality of life in people with heart failure and pulmonary hypertension. Forty participants will do three sessions per week at a cardiac rehab clinic. The goal is to see …

This study tests whether exercise delivered through immersive virtual reality can improve physical performance, muscle strength, fatigue, and quality of life in 32 adults with idiopathic pulmonary arterial hypertension. Participants will do virtual reality exercises and be measur…

This study tests whether six weeks of daily breathing exercises against resistance can improve heart and lung function in people with pulmonary hypertension. Four participants will do 30 resisted breaths per day, five days a week. Researchers will measure changes in heart pressur…

This study looks back at 10 years of medical records from a scoliosis referral center to see how frequently adults with scoliosis who had surgery also develop restrictive breathing problems or signs of pulmonary hypertension on echocardiography. By analyzing data from 174 patient…

This study investigates whether a drug called XBD173, which targets a protein (TSPO) on blood vessel lining cells, can help understand how these cells contribute to pulmonary artery hypertension (PAH). PAH is a rare condition where narrowed lung blood vessels strain the heart. Si…

This study looks at whether a 2-minute step test can accurately measure exercise ability in people with pulmonary hypertension, compared to the standard 6-minute walk test. Researchers will enroll 35 adults with the condition and measure oxygen use, heart rate, and breathlessness…

This study was designed to see if a test using acetylcholine could predict whether people with congenital heart disease and high blood pressure in the lungs would develop worsening high blood pressure after surgery to close a heart shunt. The test would have measured how well the…

This study looks at whether adding special blood tests (biomarkers) to the usual heart-lung exam can help doctors pick the right therapy for people with pulmonary hypertension. About 100 adults undergoing a routine heart catheterization will have extra blood samples taken from th…

This study looks at whether people with pulmonary arterial hypertension (PAH) have changes in thinking skills like memory and attention. Researchers will compare 30 PAH patients to healthy volunteers using computer-based tests. The goal is to better understand how PAH might affec…

This study was designed to see if a non-invasive finger cuff device could accurately measure how well the heart pumps blood in people with pulmonary arterial hypertension (PAH) or chronic thromboembolic pulmonary hypertension (CTEPH). The goal was to replace the usual invasive ri…

This study was designed to find early warning signs of high blood pressure in the lungs after mitral valve surgery. Researchers planned to use blood tests and heart imaging to detect problems that could be deadly if missed. The study was withdrawn before enrolling any participant…

This study looks at how different types of fats in the blood (like cholesterol) are linked to complications in adults with sickle cell disease. Researchers will follow 116 participants from the French Caribbean islands to track their fat levels over time and during acute events l…

This study is collecting blood samples from 550 adults with different types of pulmonary hypertension to measure two proteins, Activin-A and FSTL3. Researchers want to see if these proteins can predict who will need a lung transplant or die within two years. The goal is to find a…

This study looks at nearly 1,200 people with or at risk for pulmonary hypertension (high blood pressure in the lungs). Researchers use many advanced tests to find new ways to classify the disease and identify biomarkers. The goal is to better understand the disease and improve fu…

This observational study follows 350 adults with pulmonary hypertension to see if certain biomarkers in urine and blood are linked to worsening kidney function. Participants undergo standard tests but receive no experimental treatment. The goal is to better understand how kidney …

This study looks at whether wearing an activity tracker (like a Fitbit) can better predict how people with pulmonary hypertension will do over 12 weeks compared to the standard 6-minute walk test. About 230 participants will wear the tracker and report how they feel. The goal is …