Secondary hypertension

This study tests whether a newer drug, finerenone, works better and is safer than the standard drug spironolactone for people with high blood pressure due to primary aldosteronism—a condition where the adrenal glands make too much of the hormone aldosterone. About 104 adults with…

This pilot study tests whether a sleep health program designed for couples can improve sleep and blood pressure. Fifty couples will take part in an 8-week program that includes sleep education, coaching, and a Fitbit to track sleep. The goal is to see if working together as a tea…

This study tests whether a procedure to open narrowed kidney arteries (renal artery stenting) helps high-risk patients with resistant high blood pressure, declining kidney function, or heart failure. About 80 participants will either receive the real procedure or a sham procedure…

This registry tracks 160 high-risk patients with resistant hypertension due to narrowed kidney arteries. All patients undergo a procedure called percutaneous transluminal renal angioplasty (balloon dilation, often with a stent) to open the blockage. Researchers will measure chang…

This early study tests whether a peptide called IRW, found in egg white hydrolysate, can help manage high blood sugar and blood pressure. About 28 participants at risk for or with type 2 diabetes will consume a smoothie with the peptide on four separate days, while a healthy cont…

This study follows 60 kidney transplant recipients in Denmark to find out how often blood vessel problems cause poor kidney function or hard-to-treat high blood pressure. Participants will get special imaging tests, and if a narrowed artery is found, they may receive balloon trea…