Pulmonary arterial hypertension (PAH) (who group 1 PH)
Clinical trials for Pulmonary arterial hypertension (PAH) (who group 1 PH) explained in plain language.
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Can a single sildenafil pill boost exercise capacity in pulmonary hypertension?
Symptom relief Recruiting nowResearchers are testing whether taking a 20mg sildenafil tablet before exercise helps people with pulmonary arterial hypertension reach a higher maximum workload than a dextrose candy tablet. The trial enrolls about 20 adults with stable PAH who are already on standard treatment.…
Matched conditions: PULMONARY ARTERIAL HYPERTENSION (PAH) (WHO GROUP 1 PH)
Phase 2/3 • Sponsor: Silvia Ulrich • Aim: Symptom relief
Last updated Sep 19, 2026 00:00 UTC
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A 30-Minute nailbed scan could reveal how lung treatments work
Knowledge-focused Recruiting nowThis study explores whether a simple, radiation-free scan of the nailbeds—called nailfold capillaroscopy—can help diagnose and monitor pulmonary hypertension (PH), a condition of high blood pressure in the lungs. Researchers will compare nailbed blood vessel measurements with inv…
Matched conditions: PULMONARY ARTERIAL HYPERTENSION (PAH) (WHO GROUP 1 PH)
Sponsor: University of Glasgow • Aim: Knowledge-focused
Last updated Aug 19, 2026 00:00 UTC
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PAH drug switch under the microscope: will patients benefit?
Knowledge-focused Recruiting nowThis study looks at what happens when people with pulmonary arterial hypertension (PAH) switch from one medication (ambrisentan) to another (bosentan). Researchers will track 121 adults to see if their risk level, symptoms, and side effects change after the switch. The goal is to…
Matched conditions: PULMONARY ARTERIAL HYPERTENSION (PAH) (WHO GROUP 1 PH)
Sponsor: University of Sao Paulo General Hospital • Aim: Knowledge-focused
Last updated Jul 08, 2026 00:00 UTC
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New quiz aims to boost lung disease care
Knowledge-focused Recruiting nowThis study is creating and testing a questionnaire called SAVOIR to measure how much people with pulmonary arterial hypertension (PAH) understand about their condition. Up to 215 patients and expert judges will help ensure the questions are clear, relevant, and reliable. The goal…
Matched conditions: PULMONARY ARTERIAL HYPERTENSION (PAH) (WHO GROUP 1 PH)
Sponsor: University of Sao Paulo General Hospital • Aim: Knowledge-focused
Last updated Jun 27, 2026 11:00 UTC
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Could your genes predict lung disease? 10,000-Person study seeks answers
Knowledge-focused Recruiting nowThis study looks at how genes may increase the risk of pulmonary hypertension (high blood pressure in the lungs). Researchers will collect health surveys and saliva samples from 10,000 adults in the US, both with and without the condition. The goal is to find genetic links that c…
Matched conditions: PULMONARY ARTERIAL HYPERTENSION (PAH) (WHO GROUP 1 PH)
Sponsor: Rutgers, The State University of New Jersey • Aim: Knowledge-focused
Last updated Jun 27, 2026 07:56 UTC
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Study aims to uncover why a deadly lung disease is often diagnosed too late
Knowledge-focused Recruiting nowThis study looks at how long it takes for people in Brazil to get a correct diagnosis of pulmonary arterial hypertension (PAH), a rare and serious lung disease. Researchers will review medical records of about 139 adults diagnosed in the last five years to find out what causes de…
Matched conditions: PULMONARY ARTERIAL HYPERTENSION (PAH) (WHO GROUP 1 PH)
Sponsor: University of Sao Paulo General Hospital • Aim: Knowledge-focused
Last updated Jun 27, 2026 07:52 UTC