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Showing 1–24 of 39 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Erectile Dysfunction (ED) Clear all
Completed Phase 4 Interventional Results available

A Study in Erectile Dysfunction

NCT01130532
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
Tadalafil, Placebo
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years and older · Male only
Enrollment
623 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
34
States / cities
Huntsville, Alabama • Lancaster, California • Newport Beach, California + 31 more
Source: ClinicalTrials.gov public record
Updated Jan 3, 2013 · Synced Jul 23, 2026, 6:16 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Predicting Peripheral Arterial Disease in Men With Erectile Dysfunction

NCT00743613
View directory record Official record
Conditions
Erectile Dysfunction, Peripheral Arterial Disease
Interventions
Sexual Health Inventory for Men (SHIM), Ankle-Brachial Index (ABI)
Behavioral · Procedure
Lead sponsor
Bruton Avenue Family Practice
Other
Eligibility
50 Years and older · Male only
Enrollment
175 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
5
States / cities
Fitchburg, Massachusetts • Hampton, Virginia • Newport News, Virginia + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 2, 2008 · Synced Jul 23, 2026, 6:16 PM EDT
Completed Phase 3 Interventional

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 ED

NCT00492635
View directory record Official record
Conditions
Erectile Dysfunction, Sexual Dysfunction, Physiological
Interventions
Levitra (Vardenafil, BAY38-9456), Placebo
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years to 64 Years · Male only
Enrollment
628 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
11
States / cities
Laguna Hills, California • Jeffersonville, Indiana • Des Moines, Iowa + 8 more
Source: ClinicalTrials.gov public record
Updated Oct 27, 2014 · Synced Jul 23, 2026, 6:16 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Uroxatral in Men With Benign Prostate Hypertrophy (BPH) and Erectile Dysfunction (ED)

NCT00256399
View directory record Official record
Conditions
BPH, Erectile Dysfunction
Interventions
Alfuzosin 10 mg
Drug
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
45 Years to 75 Years · Male only
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 14, 2022 · Synced Jul 23, 2026, 6:16 PM EDT
Terminated Phase 3 Interventional Results available

ED Recovery in Men Age </=65 Treated With Bilateral Nerve Sparing Robotic Assisted Prostatectomy for Prostate Cancer

NCT00544076
View directory record Official record
Conditions
Prostate Cancer, Male Erectile Disorder, Stage I Prostate Cancer, Stage II Prostate Cancer
Interventions
sildenafil citrate, alprostadil, robotic-assisted laparoscopic surgery, quality-of-life assessment, questionnaire administration
Drug · Procedure · Other
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years to 65 Years · Male only
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
1
States / cities
Duarte, California
Source: ClinicalTrials.gov public record
Updated Jan 1, 2019 · Synced Jul 23, 2026, 6:16 PM EDT
Completed Phase 3 Interventional Results available

Research Evaluating an Investigational Medication for Erectile Dysfunction - Diabetic ED (REVIVE-D)

NCT00809471
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
placebo, avanafil
Drug
Lead sponsor
VIVUS LLC
Industry
Eligibility
18 Years and older · Male only
Enrollment
390 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
39
States / cities
Birmingham, Alabama • Homewood, Alabama • Tucson, Arizona + 32 more
Source: ClinicalTrials.gov public record
Updated Aug 16, 2012 · Synced Jul 23, 2026, 6:16 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 8, 2024 · Synced Jul 23, 2026, 6:16 PM EDT
Completed Phase 4 Interventional

A Study Of The Safety and Efficacy Of Viagra In Men With Erectile Dysfunction Who Do Not Self Identify.

NCT00343200
View directory record Official record
Conditions
Impotence
Interventions
Placebo, Viagra (sildenafil citrate)
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
30 Years and older · Male only
Enrollment
371 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
48
States / cities
Huntsville, Alabama • Mesa, Arizona • Phoenix, Arizona + 42 more
Source: ClinicalTrials.gov public record
Updated Jan 31, 2021 · Synced Jul 23, 2026, 6:16 PM 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 23, 2026, 6:16 PM 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 23, 2026, 6:16 PM 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 23, 2026, 6:16 PM EDT
Completed Phase 3 Interventional Results available

Vardenafil Orodispersible Tablet (ODT) Versus Placebo in Males With Erectile Dysfunction, 50% of Whom Are to be 65 Years or Older.

NCT00655629
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
Vardenafil ODT (STAXYN, BAY38-9456), Placebo
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older · Male only
Enrollment
339 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
21
States / cities
Chandler, Arizona • Mesa, Arizona • Phoenix, Arizona + 15 more
Source: ClinicalTrials.gov public record
Updated Jul 31, 2014 · Synced Jul 23, 2026, 6:16 PM EDT
Completed Not applicable Interventional

Therapy for Erectile Dysfunction Adaptation of ACT for Compliance With an Erectile Rehabilitation Program

NCT01275404
View directory record Official record
Conditions
Prostate Cancer
Interventions
Sexual Medicine Rehabilitation Program + nurse practitioner information phone calls, Sexual Medicine Rehabilitation Program + Acceptance and Commitment Therapy for Erectile Dysfunction
Behavioral
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
21 Years and older · Male only
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 14, 2019 · Synced Jul 23, 2026, 6:16 PM EDT
Completed No phase listed Observational

Hormones and Sexual Function Predict Outcomes in Revascularized Men With Diabetes

NCT01190904
View directory record Official record
Conditions
Androgen Deficiency, AD, Erectile Dysfunction, ED, Diabetes Mellitus, Coronary Artery Disease, Coronary Revascularization
Interventions
Not listed
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 75 Years · Male only
Enrollment
568 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
5
States / cities
Guttenberg, New Jersey • Elmhurst, New York • Mineola, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Aug 10, 2016 · Synced Jul 23, 2026, 6:16 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 Jul 22, 2026 · Synced Jul 23, 2026, 6:16 PM EDT
Completed Not applicable Interventional

LiSWT for Nerve Sparing Radical Prostatectomy ED

NCT05877144
View directory record Official record
Conditions
Erectile Dysfunction, Localized Prostate Carcinoma, Stage I Prostate Cancer AJCC v8, Stage II Prostate Cancer AJCC v8, Stage III Prostate Cancer AJCC v8
Interventions
Nerve-Sparing Prostatectomy, Medical Device Usage and Evaluation, Duplex Ultrasound, Survey Administration, Sham Intervention
Procedure · Other
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years to 80 Years · Male only
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 14, 2025 · Synced Jul 23, 2026, 6:16 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Adipose-derived SVF for Treatment of Erectile Dysfunction (ED)

NCT03886402
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
GID SVF-2
Device
Lead sponsor
GID BIO, Inc.
Industry
Eligibility
18 Years to 65 Years · Male only
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Charlotte, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 23, 2025 · Synced Jul 23, 2026, 6:16 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 28, 2016 · Synced Jul 23, 2026, 6:16 PM EDT
Recruiting Not applicable Interventional

EndoPAT Device for Endothelial Dysfunction in ED

NCT06720597
View directory record Official record
Conditions
Erectile Dysfunction, Hypogonadism, Male, Endothelial Dysfunction
Interventions
Daily low-dose PDE5 inhibitor therapy, Testosterone therapy as per clinical guidelines.
Drug
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years and older · Male only
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Newport Beach, California
Source: ClinicalTrials.gov public record
Updated Feb 1, 2026 · Synced Jul 23, 2026, 6:16 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 16, 2012 · Synced Jul 23, 2026, 6:16 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 22, 2021 · Synced Jul 23, 2026, 6:16 PM EDT
Recruiting Not applicable Interventional

Evaluation of the Rigicon Infla10® Inflatable Penile Prosthesis (IPP) for Erectile Dysfunction

NCT07273773
View directory record Official record
Conditions
Erectile Dysfunction (ED)
Interventions
Rigicon Infla10® Inflatable Penile Prosthesis (IPP)
Device
Lead sponsor
Rigicon, Inc.
Industry
Eligibility
22 Years and older · Male only
Enrollment
182 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
7
States / cities
Coral Gables, Florida • Atlanta, Georgia • Chicago, Illinois + 4 more
Source: ClinicalTrials.gov public record
Updated Feb 26, 2026 · Synced Jul 23, 2026, 6:16 PM EDT
Completed Phase 4 Interventional

Investigate the Responsiveness of the Erectile Quality Scale to Vardenafil Flexible Dose vs Placebo in Males With Erectile Dysfunction (ED)

NCT00665340
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
Placebo, Levitra (Vardenafil, BAY38-9456)
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years to 64 Years · Male only
Enrollment
219 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
12
States / cities
Phoenix, Arizona • Beverly Hills, California • Laguna Hills, California + 9 more
Source: ClinicalTrials.gov public record
Updated Oct 10, 2013 · Synced Jul 23, 2026, 6:16 PM EDT
Terminated Not applicable Interventional Results available

Improving Erectile Function and Quality of Life After Prostate Cancer Treatment

NCT01996852
View directory record Official record
Conditions
Prostate Cancer, Erectile Dysfunction Following Radical Prostatectomy, Erectile Dysfunction Following Simple Prostatectomy, Erectile Dysfunction
Interventions
Cognitive-behavioral Meetings, sildenafil citrate, Vacuum Constriction Device
Behavioral · Drug · Device
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
21 Years and older · Male only
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated May 9, 2019 · Synced Jul 23, 2026, 6:16 PM EDT