Clinical Trials Logo

Clinical Trial Summary

- To evaluate the impact of nightly sildenafil vs placebo use on diabetic men with and without proven endothelial dysfunction and coexisting erectile concerns.

- To determine if chronic sildenafil use compared to placebo positively impacts endothelial function among a cohort of diabetic mend with erectile dysfunction

- To assess the salvage rate of sildenafil - failures who demonstrate improved response rates over time with chronic use

- To assess if microalbuminuria predicts flow-mediated dilation (FMD) response

- To measure and identify if other patient specific characteristics predict for sildenafil erectile response and flow-mediated dilatation (FMD) response over time (patient specifics; blood pressure, HBA1c, weight, BMI, age IIEF score at baseline)


Clinical Trial Description

60 type II diabetic men with erectile dysfunction will be enrolled in this trial, evaluated over a 12 week period. Randomization into one of two arms (placebo, daily sildenafil 50mg) will be a doubly blinded. Subjects will be followed by IIEF, diaries and brachial forearm medial dilatation duplex scans, urinary microalbuminuria and serum chemistry.

Study time-points are at baseline, 6 and 12 weeks.

Study participants will be instructed to use the study medication at the specified frequency but will be allowed flexibility to suit their erectile needs. ;


Study Design


Related Conditions & MeSH terms


NCT number NCT00199563
Study type Interventional
Source Lawson Health Research Institute
Contact
Status Completed
Phase Phase 4
Start date August 2004
Completion date December 2007

See also
  Status Clinical Trial Phase
Completed NCT00159848 - Effect Of A Treatment Optimization Program To Improve Satisfaction With Viagra Phase 4
Completed NCT00654082 - A Study Evaluating the Efficacy and Safety of Sildenafil in Men With Traumatic Spinal Cord Injury and Erectile Dysfunction Phase 4
Withdrawn NCT00382161 - Improvement of Erectile Dysfunction by Fluvastatin in Patients With Cardiovascular Risk Factors Phase 3
Completed NCT00882934 - The Management of Erectile Dysfunction With Placebo Only N/A
Recruiting NCT00297544 - Effect of Sildenafil on Endothelial Function N/A
Completed NCT00245596 - Evaluation of the Index of Sexual Life Questionnaire Phase 4
Completed NCT00249730 - Titration Study to Evaluate Efficacy and Satisfaction of Viagra in Men With Erectile Function. Phase 4
Completed NCT00422578 - Effect of Tadalafil on the Quality of Life and Sexual Life in Erectile Dysfunction Phase 4
Completed NCT00547183 - Study the Safety and Effectiveness of Tadalafil in Men With Diabetes Who Have Problems Getting and Keeping an Erection Phase 3
Completed NCT00547092 - Study For Which Treatment, Tadalafil or Sildenafil, is Preferred For Problems Getting or Maintaining an Erection Phase 4
Completed NCT00547508 - To Determine How Different Doses of Tadalafil Work on Getting and Keeping an Erection 26 or 36 Hours After Taking Phase 3
Completed NCT00422734 - Tadalafil Taken Daily Compared to Placebo on Improvement of Getting and Maintaining an Erection and Sexual Quality of Life Phase 3
Completed NCT00147628 - Assessment Of Sildenafil On Erectile Function And Intercourse Satisfaction And To Validate A New Subject Questionnaire Phase 4
Completed NCT00245258 - Study to Evaluate Viagra's Ability to Provide a Better Sexual Experience Through Quality Erections and Satisfaction Phase 4
Completed NCT00301262 - Impact Of Viagra On Sexual Satisfaction Of Men With Mild Erectile Dysfunction Who Are Sexually Dissatisfied Phase 4
Completed NCT00547287 - Studying the Preference of Tadalafil to Sildenafil in Men With Problems Getting an Erection Across Nations Phase 3
Completed NCT03830164 - Pentoxifylline, Atorvastatin, and Vitamin E in Treating Patients With Erectile Dysfunction After Radiation Therapy for Prostate Cancer Phase 2
Recruiting NCT00498680 - Safety and Clinical Effectiveness of 2 Lower Dose Combined PDE5i's vs. Single Maximal Dose PDE5i Phase 4
Completed NCT00150358 - To Yield Further Information On The Efficacy And Safety Of Viagra Among Subjects With Arterial Hypertension . Phase 4
Completed NCT00547495 - Study the Safety and Effectiveness of Tadalafil in Men With Problems Getting or Maintaining an Erection When Taken Prior to Desiring an Erection Phase 3