Testing effectiveness (Phase 2)Study completedNCT01856764What this trial is testingTopical Roflumilast in Adults With Atopic DermatitisWho this might be right forAtopic Dermatitis AstraZeneca 40
Not applicableActive Not RecruitingNCT06302439What this trial is testingPROPEL - A Prospective Observational Patient Registry to Evaluate ENPP1 and ABCC6 DeficiencyWho this might be right forEctonucleotide Pyrophosphatase/Phosphodiesterase 1 DeficiencyATP-Binding Cassette Subfamily C Member 6 Deficiency Inozyme Pharma 54
Not applicableStudy completedNCT04117659What this trial is testingPhosphodiesterase-5-inhibitors for Right Heart Failure After Left Ventricular Assist Device ImplantationWho this might be right forPhosphodiesterase Inhibitor Adverse ReactionRight-Sided Heart Failure University Hospital, Essen 32
Testing effectiveness (Phase 2)WithdrawnNCT01967251What this trial is testingEfficacy, Safety and Dose-response of Udenafil in Patients With Benign Prostatic Hyperplasia and Erectile DysfunctionWho this might be right forErectile DysfunctionBenign Prostatic Hyperplasia Takeda
Testing effectiveness (Phase 2)Study completedNCT00001877What this trial is testingTreatment of Pulmonary Sarcoidosis With PentoxifyllineWho this might be right forPulmonary Sarcoidosis National Heart, Lung, and Blood Institute (NHLBI) 100
Post-approval studies (Phase 4)Study completedNCT03229889What this trial is testingTrial of Tadalafil, Tamsulosin and Combination for Access Sheath DeploymentWho this might be right forNephrolithiasis University of California, Irvine 220
Large-scale testing (Phase 3)UnknownNCT04172558What this trial is testingIntracavernous Injection of Botox 100 U for Treatment of PDE5Is Inconvenient Patients With EDWho this might be right forErectile Dysfunction Benha University 124
Early research (Phase 1)Study completedNCT02208934What this trial is testingStudy To Assess the Safety and Tolerability of Single Ascending Oral Doses of PBF-999 in Healthy Young Male VolunteersWho this might be right forHuntington's Disease Fundació Institut de Recerca de l'Hospital de la Santa Creu i Sant Pau 32
Not applicableLooking for participantsNCT01347216What this trial is testingCOMPERA / COMPERA-KIDSWho this might be right forPulmonary Arterial Hypertension (PAH)Pulmonary Hypertension (PH) Technische Universität Dresden 14,000
Post-approval studies (Phase 4)Study completedNCT00664833What this trial is testingEvaluation of LEVITRA to Advance the Treatment of Erectile DysfunctionWho this might be right forErectile Dysfunction Bayer 1,029
Not applicableWithdrawnNCT00155714What this trial is testingEfficacy of Type-5 Phosphodiesterase Inhibitors in Primary and Secondary Pulmonary HypertensionWho this might be right forPrimary and Secondary Pulmonary Hypertension National Taiwan University Hospital 20
Testing effectiveness (Phase 2)Study completedNCT01132482What this trial is testingEffects of Sildenafil on CFTR-dependent Ion Transport ActivityWho this might be right forCystic Fibrosis National Jewish Health 19
Early research (Phase 1)Study completedNCT05567367What this trial is testingA Healthy Volunteer Study Evaluating the the Safety, Tolerability, and Pharmacokinetics of RT234Who this might be right forHealthy Volunteer Respira Therapeutics, Inc. 31
Not applicableUnknownNCT00772135What this trial is testingReversibility by Sildenafil of Exercise-Induced Abnormal Right Ventricular Pressure Response in ASD and VSD-Operated PatientsWho this might be right forCongenital Heart Disease Oslo University Hospital 15
Early research (Phase 1)Looking for participantsNCT06178614What this trial is testingJNJ-87890387 for Advanced Solid TumorsWho this might be right forNeoplasmsAdvanced Solid Tumors Janssen Research & Development, LLC 200
Large-scale testing (Phase 3)Ended earlyNCT00051285What this trial is testingESSENTIAL-"The Studies of Oral Enoximone Therapy in Advanced Heart Failure"Who this might be right forHeart Failure, Congestive Gilead Sciences 1,800
Post-approval studies (Phase 4)Study completedNCT01803828What this trial is testingREmodelling in Diabetic CardiOmapathy: Gender Response to PDE5i InhibiTOrsWho this might be right forDiabetic CardiomyopathyDiabetes Mellitus Type 2 University of Roma La Sapienza 120
Post-approval studies (Phase 4)Study completedNCT03248401What this trial is testingEffect of Cilostazol on Carotid Atherosclerosis Estimated by 3D Ultrasound in Patients With Type 2 DiabetesWho this might be right forType 2 Diabetes MellitusCarotid Atherosclerosis Seoul National University Bundang Hospital 50
Large-scale testing (Phase 3)Study completedNCT00654914What this trial is testingAssess the Efficacy and Safety of Vardenafil in the Treatment of Male Patients With Erectile DysfunctionWho this might be right forErectile Dysfunction Bayer 527
Large-scale testing (Phase 3)Study completedNCT00242294What this trial is testingEfficacy and Safety of Roflumilast in Japanese Patients Older Than 40 Years With Chronic Obstructive Pulmonary Disease (APTA-2217-06)Who this might be right forChronic Obstructive Pulmonary Disease (COPD) AstraZeneca 570