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ClinicalTrials.gov public records Last synced Oct 19, 2026, 11:01 PM EDT

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Showing 121–144 of 190 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Erectile Dysfunction Clear all
Completed Phase 3 Interventional Results available

Research Evaluating an Investigational Medication for Erectile Dysfunction - Post-Prostatectomy

NCT00895011
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
Placebo, Avanafil
Drug
Lead sponsor
VIVUS LLC
Industry
Eligibility
18 Years to 70 Years · Male only
Enrollment
298 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
51
States / cities
Phoenix, Arizona • Laguna Hills, California • Los Angeles, California + 42 more
Source: ClinicalTrials.gov public record
Updated Oct 1, 2012 · Synced Oct 19, 2026, 11:01 PM EDT
Completed Phase 3 Interventional

A Study to Investigate the Time to Onset of Action of 10 mg and 20 mg of Vardenafil Compared to Placebo in Males With Erectile Dysfunction

NCT00665496
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
Levitra (Vardenafil, BAY38-9456), Placebo
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older · Male only
Enrollment
732 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003
U.S. locations
12
States / cities
Phoenix, Arizona • Beverly Hills, California • San Bernardino, California + 9 more
Source: ClinicalTrials.gov public record
Updated Dec 17, 2014 · Synced Oct 19, 2026, 11:01 PM EDT
Not listed Phase 4 Interventional

Sagene 2014 - Parkinson's Disease and Erectile Dysfunction

NCT02225548
View directory record Official record
Conditions
Parkinson's Disease, Erectile Dysfunction
Interventions
Selegiline, Tadalafil
Drug
Lead sponsor
University of South Florida
Other
Eligibility
40 Years to 64 Years · Male only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Dec 20, 2017 · Synced Oct 19, 2026, 11:01 PM EDT
Completed Phase 3 Interventional Results available

Long-Term Safety and Efficacy Study of Avanafil in Men With Erectile Dysfunction

NCT00853606
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
avanafil
Drug
Lead sponsor
VIVUS LLC
Industry
Eligibility
18 Years and older · Male only
Enrollment
712 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
40
States / cities
Birmingham, Alabama • Homewood, Alabama • Tucson, Arizona + 34 more
Source: ClinicalTrials.gov public record
Updated Aug 17, 2012 · Synced Oct 19, 2026, 11:01 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Assessment of Penile Vibratory Stimulation Using the Viberect in Men With Mild-Moderate ED

NCT01715571
View directory record Official record
Conditions
Organic Erectile Dysfunction
Interventions
Viberect
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
30 Years to 70 Years · Male only
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2020
U.S. locations
2
States / cities
Baltimore, Maryland • Frederick, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 23, 2021 · Synced Oct 19, 2026, 11:01 PM EDT
Completed Phase 2 Interventional

POMx In the Treatment of Erectile Dysfunction

NCT01220206
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
Placebo, One POMx capsule daily, 2 POMx Capsules
Drug
Lead sponsor
POM Wonderful LLC
Industry
Eligibility
21 Years to 70 Years · Male only
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Huntsville, Alabama
Source: ClinicalTrials.gov public record
Updated Oct 5, 2012 · Synced Oct 19, 2026, 11:01 PM EDT
Completed Phase 4 Interventional

A Study Evaluating Vardenafil Compared to Placebo in Subjects With Erectile Dysfunction (ED) and Dyslipidemia

NCT00379756
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
LEVITRA (vardenafil), placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 64 Years · Male only
Enrollment
395 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
65
States / cities
Fairhope, Alabama • Homewood, Alabama • Huntsville, Alabama + 61 more
Source: ClinicalTrials.gov public record
Updated Aug 16, 2017 · Synced Oct 19, 2026, 11:01 PM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

The Objective of This Phase 1 Study is to Evaluate the Food Effect of 100 mg Hezkue Turbo® (ASP-001.1, Sildenafil) Under Fed Versus 100 mg of Hezkue Turbo® (ASP-001.1, Sildenafil) Under Fasted Conditions in Healthy Adult Male Subjects

NCT06872866
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
ASP-001.1, ASP-001.1
Drug · Device
Lead sponsor
Aspargo Labs, Inc
Industry
Eligibility
20 Years to 70 Years · Male only
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 19, 2025 · Synced Oct 19, 2026, 11:01 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Caverject User Study

NCT01008605
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
delivery system
Other
Lead sponsor
Pfizer
Industry
Eligibility
40 Years to 70 Years · Male only
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
2
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Apr 6, 2012 · Synced Oct 19, 2026, 11:01 PM EDT
Terminated Not applicable Interventional

Low-intensity Shockwave Therapy for Post-radical Prostatectomy Erectile Dysfunction

NCT06219785
View directory record Official record
Conditions
Erectile Dysfunction Following Radical Prostatectomy
Interventions
Low-Intensity Shockwave therapy (LiSWT)
Device
Lead sponsor
The Methodist Hospital Research Institute
Other
Eligibility
45 Years to 70 Years · Male only
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 8, 2024 · Synced Oct 19, 2026, 11:01 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Assess the Effect of Daily Treatment of Vardenafil 20mg or Sildenafil 100mg and Placebo on Sperm Function

NCT00655590
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
Levitra (Vardenafil, BAY38-9456), Sildenafil, Placebo
Drug
Lead sponsor
Bayer
Industry
Eligibility
25 Years to 64 Years · Male only
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
18
States / cities
Phoenix, Arizona • Tempe, Arizona • Beverly Hills, California + 15 more
Source: ClinicalTrials.gov public record
Updated Dec 30, 2014 · Synced Oct 19, 2026, 11:01 PM EDT
Completed Phase 3 Interventional Results available

An Efficacy Study to Evaluate Alfuzosin to Treat Men With Erectile Dysfunction and Mild Lower Urinary Tract Symptoms

NCT00893113
View directory record Official record
Conditions
Erectile Dysfunction, Lower Urinary Tract Symptoms
Interventions
Placebo, Alfuzosin
Drug
Lead sponsor
Chesapeake Urology Research Associates
Other
Eligibility
30 Years to 69 Years · Male only
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
4
States / cities
Baltimore, Maryland • Glen Burnie, Maryland • Towson, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 9, 2018 · Synced Oct 19, 2026, 11:01 PM EDT
Completed Phase 1 Interventional

ARIES for Vasculogenic Erectile Dysfunction

NCT02620982
View directory record Official record
Conditions
Erectile Dysfunction, Sexual Dysfunction, Physiological
Interventions
ARIES (Extracorporal Shock Wave Application)
Device
Lead sponsor
Dornier MedTech Systems
Industry
Eligibility
21 Years to 75 Years · Male only
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Sep 29, 2016 · Synced Oct 19, 2026, 11:01 PM EDT
Completed Phase 2 Interventional Results available

Safety and Efficacy of Autologous Platelet-Rich Plasma for Erectile Dysfunction.

NCT04396795
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
Autologous Platelet Rich Plasma, Saline solution
Drug · Other
Lead sponsor
University of Miami
Other
Eligibility
30 Years to 75 Years · Male only
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jan 9, 2024 · Synced Oct 19, 2026, 11:01 PM EDT
Completed Phase 1 Interventional Results available

Shockwave Therapy and Platelet Rich Plasma for the Treatment of Erectile Dysfunction

NCT05048667
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
Shock Wave therapy (SWT), Platelet Rich Plasma (PRP), Sham SWT, Placebo Saline
Device · Drug · Other
Lead sponsor
University of Miami
Other
Eligibility
30 Years to 80 Years · Male only
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated May 22, 2026 · Synced Oct 19, 2026, 11:01 PM EDT
Recruiting No phase listed Observational

Genetic Study of Chronic Prostatitis/Chronic Pelvic Pain Syndrome (CP/CPPS)

NCT00499317
View directory record Official record
Conditions
Chronic Prostatitis (CP), Chronic Pelvic Pain Syndrome (CPPS), Painful Bladder Syndrome (PBS), Benign Frequency Syndrome (BFS), Interstitial Cystitis
Interventions
Not listed
Lead sponsor
Boston Children's Hospital
Other
Eligibility
Not listed
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 11, 2026 · Synced Oct 19, 2026, 11:01 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Safety and Efficacy of the VERTICA® RF Device for the Treatment of ED

NCT06167733
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
VERTICA Active device, VERTICA Sham device
Device
Lead sponsor
OHH-MED Medical Ltd
Industry
Eligibility
22 Years to 85 Years · Male only
Enrollment
201 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
6
States / cities
Newport Beach, California • San Diego, California • Aventura, Florida + 3 more
Source: ClinicalTrials.gov public record
Updated Sep 29, 2026 · Synced Oct 19, 2026, 11:01 PM EDT
Completed Not applicable Interventional

Vacuum Erection Device in Improving Recovery of Erectile Function in Patients With Prostate Cancer Undergoing Surgery

NCT01660152
View directory record Official record
Conditions
Male Erectile Disorder, Prostate Cancer, Sexual Dysfunction
Interventions
Sexual Health Inventory for Men (SHIM) questionnaire administration, management of therapy complications, Daily vacuum therapy
Other · Procedure
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
Up to 70 Years · Male only
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 13, 2017 · Synced Oct 19, 2026, 11:01 PM EDT
Recruiting Not applicable Interventional

The Use of Ultrasound in Assessing Post-prostatectomy Erectile Dysfunction

NCT05109208
View directory record Official record
Conditions
Prostate Adenocarcinoma
Interventions
Ulrasound Vibroelastography (UVE)
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
40 Years and older · Male only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Oct 19, 2026, 11:01 PM EDT
Not listed Not applicable Interventional

Evaluate the Use of Liposuction and Cell Separation Devices for Autologous Fat (Adipose) Derived Cells to Treat the Symptoms of Erectile Dysfunction

NCT01601353
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
Tissue Genesis Cell Isolation System
Device
Lead sponsor
Tissue Genesis
Industry
Eligibility
40 Years to 70 Years · Male only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2021
U.S. locations
2
States / cities
San Diego, California • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 24, 2021 · Synced Oct 19, 2026, 11:01 PM EDT
Completed Phase 4 Interventional

Assessment Of Sildenafil On Erectile Function And Intercourse Satisfaction And To Validate A New Subject Questionnaire

NCT00147628
View directory record Official record
Conditions
Impotence
Interventions
sildenafil citrate, placebo for sildenafil citrate
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years and older · Male only
Enrollment
209 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
20
States / cities
Huntsville, Alabama • San Diego, California • Aurora, Colorado + 17 more
Source: ClinicalTrials.gov public record
Updated Feb 1, 2021 · Synced Oct 19, 2026, 11:01 PM EDT
Completed Phase 3 Interventional Results available

Tadalafil Taken Daily Compared to Placebo on Improvement of Getting and Maintaining an Erection and Sexual Quality of Life

NCT00422734
View directory record Official record
Conditions
Impotence
Interventions
tadalafil, Placebo
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years and older · Male only
Enrollment
342 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
10
States / cities
Huntsville, Alabama • Little Rock, Arkansas • Newport Beach, California + 7 more
Source: ClinicalTrials.gov public record
Updated Jun 10, 2009 · Synced Oct 19, 2026, 11:01 PM EDT
Completed Phase 4 Interventional

Mild To Moderate Erectile Dysfunction Study

NCT00137072
View directory record Official record
Conditions
Impotence
Interventions
Viagra (Sildenafil Citrate) 100 mg
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years to 70 Years · Male only
Enrollment
355 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
33
States / cities
Birmingham, Alabama • Homewood, Alabama • Hoover, Alabama + 30 more
Source: ClinicalTrials.gov public record
Updated Feb 1, 2021 · Synced Oct 19, 2026, 11:01 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effect of Udenafil on Spermatogenesis

NCT01230541
View directory record Official record
Conditions
Spermatogenesis, Erectile Dysfunction
Interventions
Placebo, Udenafil
Drug
Lead sponsor
Warner Chilcott
Industry
Eligibility
25 Years to 64 Years · Male only
Enrollment
239 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
23
States / cities
Huntsville, Alabama • Anaheim, California • San Diego, California + 19 more
Source: ClinicalTrials.gov public record
Updated Nov 30, 2011 · Synced Oct 19, 2026, 11:01 PM EDT