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Study identifier: NCT06715280 Synced from ClinicalTrials.gov · July 28, 2026
● Recruiting

Switching of Sildenafil to Riociguat in CTEPH Patients

Condition: Chronic Thromboembolic Pulmonary Hypertension  ·  Sponsor: Chinese University of Hong Kong

PhasePhase 4
Planned participants30
Who can joinAll sexes, 18 Years to no upper limit
Healthy volunteersNo

About this study

This study was designed to investigate the safety and efficacy of replacing phosphodiesterase 5 inhibitors (PDE5i) with riociguat in patients with Chronic thromboembolic pulmonary hypertension (CTEPH) who have undergone pulmonary angioplasty (BPA) and remains symptomatic despite treatments with PDE5i.

This description comes directly from the study's public registry record.

Talk to the study team

Daniel Xu Nurse  ·  +85235051518  ·  danielxu@cuhk.edu.hk

Always discuss trial participation with your own doctor first.

Locations (1)

Prince of Wales HospitalHong Kong, Hong KongRecruiting

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Source record: clinicaltrials.gov/study/NCT06715280