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Showing 1–24 of 193 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Male Erectile Disorder Clear all
Terminated Early Phase 1 Interventional Results available

Testosterone for Penile Rehabilitation After Radical Prostatectomy

NCT00848497
View directory record Official record
Conditions
Hypogonadism, Erectile Dysfunction
Interventions
Testim®, Placebo Testim®, Viagra®
Drug · Other
Lead sponsor
Mohit Khera
Other
Eligibility
18 Years and older · Male only
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 18, 2015 · Synced Jul 22, 2026, 11:55 AM EDT
Completed Phase 1 Interventional

Evaluate the Safety and Feasibility of Injecting PMD-MSC Into the Penis to Treat the Symptoms of Mild to Moderate ED

NCT02398370
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
Placental Matrix-Derived Mesenchymal Stem Cells (PMD-MSCs)
Biological
Lead sponsor
Melissa Marchand
Other
Eligibility
40 Years to 70 Years · Male only
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Coral Springs, Florida
Source: ClinicalTrials.gov public record
Updated Apr 26, 2015 · Synced Jul 22, 2026, 11:55 AM EDT
Terminated Not applicable Interventional

Dornier Aries 2 Extracorporeal Shock Wave Device for the Treatment of Mild Erectile Dysfunction (ED)

NCT03039218
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
Dornier Aries 2, Placebo / Sham
Device
Lead sponsor
Dornier MedTech Systems
Industry
Eligibility
22 Years to 70 Years · Male only
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
4
States / cities
San Diego, California • Omaha, Nebraska • Brooklyn, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 16, 2018 · Synced Jul 22, 2026, 11:55 AM EDT
Completed Phase 4 Interventional

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 Diabetes

NCT00645268
View directory record Official record
Conditions
Erectile Dysfunction, Diabetes Mellitus, Type 2
Interventions
sildenafil, placebo
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
35 Years to 70 Years · Male only
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2004
U.S. locations
28
States / cities
Huntsville, Alabama • Phoenix, Arizona • Beverly Hills, California + 21 more
Source: ClinicalTrials.gov public record
Updated Jan 31, 2021 · Synced Jul 22, 2026, 11:55 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

The Impact of Dietary Pattern on Erectile Function

NCT04349059
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
Animal based diet, Plant based diet
Other
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years to 35 Years · Male only
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Nov 11, 2025 · Synced Jul 22, 2026, 11:55 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

The Incidence and Treatment of Insulin Resistance Among Men With Erectile Dysfunction

NCT00284960
View directory record Official record
Conditions
Erectile Dysfunction, Metabolic Syndrome, Insulin Resistance
Interventions
Not listed
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
18 Years to 65 Years · Male only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 2, 2017 · Synced Jul 22, 2026, 11:55 AM EDT
Recruiting Phase 3 Interventional

SAFE Nerve Sparing Guided by Micro-ultrasound (MUS)

NCT06945315
View directory record Official record
Conditions
Prostate Cancer, Erectile Dysfunction
Interventions
RALP (Robotic-assisted radical prostatectomy), SAFE (Saline assisted fascial engorgement)
Procedure · Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older · Male only
Enrollment
196 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 24, 2025 · Synced Jul 22, 2026, 11:55 AM EDT
Withdrawn Phase 1Phase 2 Interventional

Autologous Adipose-Derived Stromal Cells Delivered Into the Corpus Cavernous in Patients With Erectile Dysfunction

NCT02087397
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
Liposuction, AD-SVF Cell Injection
Other · Biological
Lead sponsor
Ageless Regenerative Institute
Industry
Eligibility
18 Years to 80 Years · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Aventura, Florida
Source: ClinicalTrials.gov public record
Updated Nov 23, 2017 · Synced Jul 22, 2026, 11:55 AM EDT
Completed Phase 1 Interventional

PRP for the Treatment of Erectile Dysfunction (ED)

NCT04350125
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
Autologous Platelet Rich Plasma
Biological
Lead sponsor
Mayo Clinic
Other
Eligibility
45 Years to 65 Years · Male only
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Oct 26, 2023 · Synced Jul 22, 2026, 11:55 AM EDT
Completed Phase 2 Interventional

Assessment of Onset, Safety & Toleration of UK-369,003 in Male Erectile Dysfunction

NCT00141349
View directory record Official record
Conditions
Impotence
Interventions
UK-369,003
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 65 Years · Male only
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005
U.S. locations
39
States / cities
Birmingham, Alabama • Mesa, Arizona • Tempe, Arizona + 30 more
Source: ClinicalTrials.gov public record
Updated Jul 24, 2006 · Synced Jul 22, 2026, 11:55 AM EDT
Recruiting Phase 3 Interventional

Vascular Optimized Radiotherapy Tuned to Critical Structures for Erectile Function Using High-Precision X-Ray Treatment

NCT07293585
View directory record Official record
Conditions
Prostate Cancer
Interventions
Neurovascular sparing stereotactic body radiation therapy
Radiation
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
18 Years and older · Male only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2036
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Dec 18, 2025 · Synced Jul 22, 2026, 11:55 AM EDT
Completed Phase 2 Interventional

Efficacy Study of RX-10100 to Treat Erectile Dysfunction (ED)

NCT00693056
View directory record Official record
Conditions
Erectile Dysfunction (ED)
Interventions
Placebo, RX-10100 5mg, RX-10100 10mg, RX-10100 15mg
Drug
Lead sponsor
Rexahn Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 65 Years · Male only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
3
States / cities
Greenbelt, Maryland • Woodlane, New Jersey • Greer, South Carolina
Source: ClinicalTrials.gov public record
Updated May 4, 2009 · Synced Jul 22, 2026, 11:55 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Drug Interaction Study of Avanafil and Enalapril or Amlodipine

NCT01117038
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
avanafil and enalapril, avanafil and amlodipine
Drug
Lead sponsor
VIVUS LLC
Industry
Eligibility
40 Years to 65 Years · Male only
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Aug 9, 2011 · Synced Jul 22, 2026, 11:55 AM EDT
Completed Phase 2 Interventional Results available

Vessel Sparing Prostate Radiation Therapy

NCT02958787
View directory record Official record
Conditions
Cancer of the PROSTATE
Interventions
Radiation Therapy
Radiation
Lead sponsor
University of Michigan Rogel Cancer Center
Other
Eligibility
18 Years and older · Male only
Enrollment
135 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 4, 2018 · Synced Jul 22, 2026, 11:55 AM 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 16, 2014 · Synced Jul 22, 2026, 11:55 AM 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 21, 2026 · Synced Jul 22, 2026, 11:55 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Bone Density and Serum Testosterone in Male Methadone Maintained Patients

NCT00170339
View directory record Official record
Conditions
Opiate Dependence, Osteoporosis, Erectile Dysfunction, Hypogonadism
Interventions
Not listed
Lead sponsor
Hennepin Healthcare Research Institute
Other
Eligibility
18 Years to 50 Years · Male only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 13, 2016 · Synced Jul 22, 2026, 11:55 AM EDT
Terminated Phase 2 Interventional

Efficacy & Safety of Single Dose Alprostadil Cream (2 Concentrations Enhancer) to Vehicle in Men w/Erectile Dysfunction

NCT01810575
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
WC3036-11F/Alprostadil in Vehicle 2.5%, WC3036-12F/Alprostadil in Vehicle 0.5%, WC3036-13P/Vehicle Only 0.5%
Drug
Lead sponsor
Warner Chilcott
Industry
Eligibility
40 Years and older · Male only
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Purchase, New York
Source: ClinicalTrials.gov public record
Updated Aug 11, 2014 · Synced Jul 22, 2026, 11:55 AM EDT
Withdrawn Phase 2 Interventional

Tadalafil for Treatment of Priapism in Men With Sickle Cell Anemia

NCT00538564
View directory record Official record
Conditions
Sickle Cell Anemia, Priapism
Interventions
tadalafil, placebo
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 45 Years · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 20, 2016 · Synced Jul 22, 2026, 11:55 AM EDT
Not yet recruiting Phase 4 Interventional

Testosterone Treatment for Erectile Dysfunction and Multiple Sclerosis

NCT04601233
View directory record Official record
Conditions
Multiple Sclerosis, Erectile Dysfunction, Testosterone Deficiency
Interventions
XYOSTED 75 milligram (mg) in 0.5 ML Auto-Injector
Drug
Lead sponsor
Tulane University
Other
Eligibility
18 Years and older · Male only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Aug 28, 2025 · Synced Jul 22, 2026, 11:55 AM EDT
Withdrawn Not applicable Interventional

Focused Shock Wave Therapy Outcomes in Peyronie's Disease and Erectile Dysfunction

NCT05646602
View directory record Official record
Conditions
Peyronie Disease, Penile Curvature, Erectile Dysfunction
Interventions
Collagenase Clostridium Histolyticum, Duolith SD1 T-TOP
Drug · Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 9, 2023 · Synced Jul 22, 2026, 11:55 AM EDT
Not yet recruiting Phase 1 Interventional Accepts healthy volunteers

Study to Compare the Effects of Viagra® Vs Hezkue® in Healthy Fasted Male Participants.

NCT06782659
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
ASP-001, Viagra, ASP-001
Drug · Device
Lead sponsor
Aspargo Labs, Inc
Industry
Eligibility
18 Years to 55 Years · Male only
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
2
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jan 19, 2025 · Synced Jul 22, 2026, 11:55 AM EDT
Completed Phase 2 Interventional Results available

A Study of Ejaculatory Dysfunction in Men With Low Testosterone Levels

NCT01419236
View directory record Official record
Conditions
Ejaculatory Dysfunction, Hypogonadism
Interventions
Testosterone Solution 2%, Placebo Solution
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
26 Years and older · Male only
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
6
States / cities
Los Angeles, California • San Diego, California • New Orleans, Louisiana + 3 more
Source: ClinicalTrials.gov public record
Updated Dec 18, 2014 · Synced Jul 22, 2026, 11:55 AM EDT
Not listed Phase 4 Interventional

Nebivolol Effects on Endothelial Function and Erectile Function

NCT01885988
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
Nebivolol, Sugar Pill
Drug
Lead sponsor
Martin M. Miner, MD
Other
Eligibility
25 Years to 65 Years · Male only
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
3
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jun 24, 2013 · Synced Jul 22, 2026, 11:55 AM EDT