Clinical trial

Do Phosphodiesterase 5A Inhibitors Improve Exercise Capacity in Patients With Chronic Obstructive Pulmonary Disease (COPD) and Pulmonary Hypertension?

NCT01197469

StatusCOMPLETED

Study typeINTERVENTIONAL

Start date2010-09-01

PhasePHASE2

Study timeline

Study start (unknown)2010-09-01Date precision: month

Registry last updated2012-11-06

Observed by CureCurrent2026-10-07

Recorded dates are source observations, not predictions. Missing milestones are not estimated.

Conditions

Chronic Obstructive Pulmonary Diseaseunresolved

Pulmonary Hypertensionunresolved

Interventions

TadalafilDRUG · verified · RxNorm: tadalafil

PlaceboDRUG

Sponsors & collaborators

University of Dundeelead sponsor

Chief Scientist Office of the Scottish Governmentcollaborator

NHS Taysidecollaborator

NHS Fifecollaborator

Registry source

Open the source record to verify current eligibility, contacts, locations and registry updates.

Open NCT01197469 on ClinicalTrials.gov ↗

Registry-derived research relationships: ClinicalTrials.gov. Raw condition and intervention labels remain distinct from canonical MONDO/RxNorm entities unless separately normalized.