Erectile Dysfunction: all 698 studies
Page 7 of 7. Open to participants first (116), then studies with results posted, then the rest; newest registration first within each.
- Depression Related Improvement With Vardenafil for Erectile ResponseCompletedNCT00661219Phase 3
- To Investigate the Efficacy and Safety of Vardenafil in Men With Erectile Dysfunction.CompletedNCT00661115Phase 3
- Evaluation of Efficacy and Safety of Vardenafil in Patients With Erectile Dysfunction and Type 1 DiabetesCompletedNCT00660998Phase 4
- Study Evaluating the Efficacy and Safety of Flexible-dose Vardenafil in Subjects With Erectile DysfunctionCompletedNCT00658177Phase 3
- Efficacy and Safety of Vardenafil in Men With Erectile DysfunctionCompletedNCT00657644Phase 3
- Study to Investigate the Efficacy and Safety of Vardenafil Flexible Dose Versus Placebo in Males With Erectile DysfunctionCompletedNCT00657033Phase 3
- Placebo-controlled Study Evaluating the Efficacy and Safety of Vardenafil in Subjects With Erectile DysfunctionCompletedNCT00656188Phase 2/3
- Assess the Effect of Daily Treatment of Vardenafil 20mg or Sildenafil 100mg and Placebo on Sperm FunctionCompletedNCT00655590Phase 4
- A Study to Assess the Efficacy and Safety of Vardenafil in the Treatment of Male Patients With Erectile DysfunctionCompletedNCT00654914Phase 3
- Evaluating the Efficacy and Safety of Vardenafil in Patients Erectile Dysfunction Solely Secondary to Spinal Cord InjuryCompletedNCT00654680Phase 3
- A Study Evaluating the Efficacy and Safety of Sildenafil in Men With Traumatic Spinal Cord Injury and Erectile DysfunctionCompletedNCT00654082Phase 4
- A Study Evaluating the Efficacy and Safety of Sildenafil in Patients With Erectile Dysfunction Receiving HemodialysisCompletedNCT00654017Phase 4
- BAY38-9456 - Supportive Trial for Spinal InjuryCompletedNCT00652262Phase 3
- A Study to Evaluate Self-esteem and Relationships in Males With Erectile DysfuntionCompletedNCT00648596Phase 4
- A Multicenter, Double-blind Study to Evaluate the Effect of Pretreatment With a Daily Dose of Sildenafil on the As-Needed Efficacy of Viagra in Men With Erectile Dysfunction and Type 2 DiabetesCompletedNCT00645268Phase 4
- A Randomized, Open-Label, Crossover, Multicenter, Single Dose Comparator Study Evaluating Onset Of Penile Rigidity In Men With Erectile Dysfunction Who Are Treated With Sildenafil And TadalafilCompletedNCT00644956Phase 4
- A Multicenter, Randomized, Parallel Group, Double-Blind, Placebo Controlled, Flexible Dose Escalation Study To Evaluate Sexual And Relationship Satisfaction In The Female Partner Of Men With Erectile Dysfunction Treated With Sildenafil CitrateCompletedNCT00644631Phase 4
- Phase III Study to Assess the Efficacy and Safety of SK3530 in Patients With Erectile Dysfunction and HypertensionCompletedNCT00644007Phase 3
- Effect of Lifestyle Changes on Erectile Dysfunction in Obese Men: a Randomized Controlled TrialCompletedNCT00636688Not applicable
- Efficacy of Udenafil After Radical Resection for Sigmoid Colon and Rectal CancerCompletedNCT00607282Phase 2
- Penile Injection AnxietyCompletedNCT00582231
- Pelvic Angiography in Non-Responders to Phosphodiesterase-5 Inhibitors (PANPI)CompletedNCT00574184
- Energy Specific Far Infrared Radiation Treatment for Erectile DysfunctionStatus unknownNCT00573209Phase 1
- A Combined Psycho-pharmacological and Brain Imaging Study of Human SexualitySuspendedNCT00569413
- A Randomized Controlled Trial on Smoking Cessation and Adherence Intervention on Patients With Erectile DysfunctionCompletedNCT00563511Not applicable
- Treatment of Erectile Dysfunction in Hypogonadal Men With Testosterone UndecanoateStatus unknownNCT00555087Phase 4
- Determine If the Stress That Comes With Not Developing an Erection Affects Tadalafil EffectsCompletedNCT00547599Phase 4
- Determine Safety and Effectiveness of Tadalafil in Asian Men When Taken as Needed for Getting and Keeping an ErectionCompletedNCT00547573Phase 3
- To Determine How Different Doses of Tadalafil Work on Getting and Keeping an Erection 26 or 36 Hours After TakingCompletedNCT00547508Phase 3
- Study the Safety and Effectiveness of Tadalafil in Men With Problems Getting or Maintaining an Erection When Taken Prior to Desiring an ErectionCompletedNCT00547495Phase 3
- To Determine Effect and Safety of Tadalafil Taken by Men of Different Races and With Different Diseases When Needed for ErectionsCompletedNCT00547417Phase 3
- Study to Determine a Preference Between Sildenafil or Tadalafil Treatment for Problems Getting an ErectionCompletedNCT00547352Phase 4
- Studying the Preference of Tadalafil to Sildenafil in Men With Problems Getting an Erection Across NationsCompletedNCT00547287Phase 3
- Study the Safety and Effectiveness of Tadalafil in Men With Diabetes Who Have Problems Getting and Keeping an ErectionCompletedNCT00547183Phase 3
- Study For Which Treatment, Tadalafil or Sildenafil, is Preferred For Problems Getting or Maintaining an ErectionCompletedNCT00547092Phase 4
- Effect of Vardenafil on Blood Pressure in Patients With Erectile Dysfunction Who Received Concomitant Doxazosin GITSCompletedNCT00517179Not applicable
- Efficacy and Safety Study of Combined Oral and Injection Therapy for Erectile DysfunctionStatus unknownNCT00507286Not applicable
- Safety and Clinical Effectiveness of 2 Lower Dose Combined PDE5i's vs. Single Maximal Dose PDE5iStatus unknownNCT00498680Phase 4
- Study to Compare the Tolerability and Efficacy of Once Daily Vardenafil vs Vardenafil PRN vs Placebo in Men Immediately After Nerve-sparing Prostatectomy for Improving EDCompletedNCT00492635Phase 3
- Phase I Study to Investigate the Drug Interaction After Oral Administration of Tamsulosin and SK3530CompletedNCT00489606Phase 1
- Phase I Study to Investigate the Alcohol Interaction of SK3530CompletedNCT00489450Phase 1
- Vardenafil Treatment Of Erectile Dysfunction In Depressive And Non-Depressive MenCompletedNCT00470873
- Association of Multiple CardiOvascular Risk Factors and Erectile Function Across EuropeStatus unknownNCT00468637
- The Pharmacological Basis for the Increase in Visual Time Constants Induced by Single Oral Doses of SildenafilStatus unknownNCT00463957Not applicable
- Study the Effects of Different Doses of UK-369,003 in Men With Lower Urinary Tract Symptoms.CompletedNCT00457457Phase 2
- Phase 1 Study of SK3530 to Investigate of the Effect of FoodCompletedNCT00443625Phase 1
- Effect of Tadalafil on the Quality of Life and Sexual Life in Erectile DysfunctionCompletedNCT00422578Phase 4
- The Therapy of Nebido as Mono or in Combination With PDE-5 Inhibitors in Hypogonadal Patients With Erectile DysfunctionCompletedNCT00421460Phase 4
- Efficacy and Safety of Tadalafil in Subjects With Erectile Dysfunction Caused by Spinal Cord InjuryCompletedNCT00421083Phase 3
- Efficacy and Safety Evaluating Fispemifene in the Treatment of Hypogonadal Men With Erectile Dysfunction Unresponsive to PDE5 InhibitorsCompletedNCT00415571Phase 2
- Improvement of Erectile Dysfunction by Fluvastatin in Patients With Cardiovascular Risk FactorsWithdrawnNCT00382161Phase 3
- A Study of Semen Characteristics After 9 Months of Daily Tadalafil 20 mgCompletedNCT00382135Phase 4
- A Study to Evaluate the Efficacy and Safety of 2.5mg and 5mg Tadalafil Given Once a Day to Men With Erectile DysfunctionCompletedNCT00381732Phase 3
- A Study Evaluating Vardenafil Compared to Placebo in Subjects With Erectile Dysfunction (ED) and DyslipidemiaCompletedNCT00379756Phase 4
- Levitra (Vardenafil, BAY38-9456) Partner Satisfaction Study IICompletedNCT00377793Phase 4
- Phase II Trial of SK3530 in Erectile DysfunctionTerminatedNCT00351065Phase 2
- A Study Of The Safety and Efficacy Of Viagra In Men With Erectile Dysfunction Who Do Not Self Identify.CompletedNCT00343200Phase 4
- Sexual Dysfunction and Adaptation in Couples Affected by Prostate Cancer SurgeryCompletedNCT00335634
- Efficacy and Safety of Tadalafil in Hemodialysis PatientsStatus unknownNCT00334477Phase 2
- A Study of Visual Effects of Erectile Dysfunction Medications Dosed Daily for Six MonthsCompletedNCT00333281Phase 4
- Effect of Sildenafil on Quality of Sexual Life in Mild to Normally Sexually Functioning MalesStatus unknownNCT00313898Phase 4
- Effect of Sildenafil on Endothelial FunctionStatus unknownNCT00297544Not applicable
- The Incidence and Treatment of Insulin Resistance Among Men With Erectile DysfunctionCompletedNCT00284960
- A Study of DA-8159 in Subjects With Erectile DysfunctionCompletedNCT00282607Phase 2
- Trial to Evaluate Erectile Function, Fertility and Sperm Count in Male Cyclists Compared to Age Matched ControlsStatus unknownNCT00282477
- Sexual Dysfunction and Dental CareCompletedNCT00281372
- A Randomized Double Blind, Placebo Controlled Balanced 4-Way Crossover Study To Assess The Efficacy Of Single Oral DosesCompletedNCT00273416Phase 2
- Uroxatral in Men With Benign Prostate Hypertrophy (BPH) and Erectile Dysfunction (ED)CompletedNCT00256399Not applicable
- Titration Study to Evaluate Efficacy and Satisfaction of Viagra in Men With Erectile Function.CompletedNCT00249730Phase 4
- Evaluation of the Index of Sexual Life QuestionnaireCompletedNCT00245596Phase 4
- Study to Evaluate Viagra's Ability to Provide a Better Sexual Experience Through Quality Erections and SatisfactionCompletedNCT00245258Phase 4
- Co-Administering Testosterone With PDE5 Inhibitors in ED Patients Non Responders to PDE5 Inhibitors AloneCompletedNCT00244023Phase 3
- Erectile Dysfunction/Prostate/RT/AndrogenCompletedNCT00242138Phase 2
- A Study of the Effectiveness and Safety of Dapoxetine in the Treatment of Men With Premature EjaculationCompletedNCT00229073Phase 3
- Can Tadalafil Maintain Erectile Function In Patients Treated With Radiotherapy For Prostate Cancer?TerminatedNCT00215631Phase 3
- A Study of the Effectiveness and Safety of Dapoxetine in the Treatment of Men With Premature EjaculationCompletedNCT00210704Phase 3
- A Study to Evaluate Intravaginal Ejaculation Time in Men With and Without Premature EjaculationCompletedNCT00210678
- ANDRO 2002: Dehydroepiandrosterone (DHEA) or Testosterone Versus Placebo in Men With Sexual DysfunctionCompletedNCT00202163Phase 2
- Use of Sildenafil (Viagra) in Diabetic Men With Erectile Dysfunction: the Impact on Blood VesselsCompletedNCT00199563Phase 4
- Assessment Of Duration Of Action, Safety & Toleration Of UK369,003 and Cialis In Patients With Erectile DysfunctionCompletedNCT00174486Phase 2
- The Prevalence of Erectile Dysfunction (ED) and ED Related Quality of Life of Diabetic MenStatus unknownNCT00173134
- Bone Density and Serum Testosterone in Male Methadone Maintained PatientsCompletedNCT00170339
- Quality of Erection StudyCompletedNCT00159900Phase 4
- Effect Of A Treatment Optimization Program To Improve Satisfaction With ViagraCompletedNCT00159848Phase 4
- Efficacy Study Measuring The Impact Of Treatment With Viagra On The Depressive Symptoms Of Men With Erectile DysfunctionCompletedNCT00159809Phase 4
- QEQ Treatment Responsiveness Evaluation StudyCompletedNCT00151463Phase 4
- To Yield Further Information On The Efficacy And Safety Of Viagra Among Subjects With Arterial Hypertension .CompletedNCT00150358Phase 4
- Assessment Of Sildenafil On Erectile Function And Intercourse Satisfaction And To Validate A New Subject QuestionnaireCompletedNCT00147628Phase 4
- Study Of Men With Mild To Moderate Erectile Dysfunction To Evaluate The Efficacy Of Viagra 8 Hours Post-DoseCompletedNCT00143260Phase 4
- Effectiveness and Safety of Viagra in Men With ED and LUTS Due to Benign Prostatic Hyperplasia (BPH)CompletedNCT00143221Phase 4
- Assessment of Onset, Safety & Toleration of UK-369,003 in Male Erectile DysfunctionCompletedNCT00141349Phase 2
- Mild To Moderate Erectile Dysfunction StudyCompletedNCT00137072Phase 4
- Erectile Dysfunction and Diabetes MellitusCompletedNCT00134329
- A Study to Assess the Efficacy of Tadalafil to Treat Erectile Dysfunction After Radiotherapy of Prostate CancerCompletedNCT00122499Phase 3
- Evaluate the Effects of GPI 1485 on Erectile Function Following Bilateral Nerve-Sparing ProstatectomyCompletedNCT00090376Phase 2
- Nerve-Sparing Radical Prostatectomy With or Without Nerve Grafting Followed by Standard Therapy for Erectile Dysfunction in Treating Patients With Localized Prostate CancerCompletedNCT00080808Phase 2
- Sildenafil in Treating Erectile Dysfunction in Patients With Prostate CancerCompletedNCT00057759Not applicable
- Effects of Yohimbine and Naltrexone on Sexual FunctionCompletedNCT00042536