A Comparative Pharmacokinetic and Pharmacodynamic Study of Sildenafil in Adult Smokers and Non Smokers
NCT04100759 · Status: COMPLETED · Phase: PHASE1/PHASE2 · Type: INTERVENTIONAL · Enrollment: 36
Last updated 2019-09-24
Summary
Smokers are at higher risk of developing Erectile dysfunction (ED) independent of age and comorbidities. Sildenafil is a cytochrome p3A4 (CYP3A4) substrate used for enhancing the erectile function in males. The study purpose is to determine the effect of smoking on male sexual function based on the international index of erectile function score (IIEF) and investigate the effect of smoking (Cigarettes or marijuana) on the pharmacokinetics and pharmacodynamics of sildenafil.
Conditions
- Erectile Dysfunction
- Smoking
- Pharmacokinetics
- Pharmacodynamics
Interventions
- DRUG
-
Sildenafil 50 mg Oral Tablet
Sildenafil 50 mg Oral Tablet
Sponsors & Collaborators
-
Drug Research Centre, Cairo, Egypt
collaborator OTHER -
Ain Shams University
lead OTHER
Principal Investigators
-
Nagwa A Sabri, phD · Ainshams university
-
Mohammed M Hussein, Msc student · Ainshams university
-
Mohamed A Raslan · Drug Research Centre, Cairo, Egypt
Study Design
- Allocation
- RANDOMIZED
- Purpose
- TREATMENT
- Masking
- NONE
- Model
- PARALLEL
Eligibility
- Min Age
- 18 Years
- Sex
- MALE
- Healthy Volunteers
- Yes
Timeline & Regulatory
- Start
- 2019-06-11
- Primary Completion
- 2019-06-25
- Completion
- 2019-07-08
Countries
- Egypt
Study Locations
More Related Trials
-
The Effect of Sildenafil on Sleep-Disordered Breathing in Obese Patients With Sexual Dysfunction
NCT00893191 ·Status: UNKNOWN
-
Sildenafil in Hemodialysis Patients With Pulmonary Hypertension
NCT03763045 ·Status: UNKNOWN ·Phase: PHASE2/PHASE3
-
Effect of Sildenafil on Quality of Sexual Life in Mild to Normally Sexually Functioning Males
NCT00313898 ·Status: UNKNOWN ·Phase: PHASE4
-
Acute Effects of Sildenafil on Endothelial Function in People With Diabetes
NCT00527995 ·Status: COMPLETED ·Phase: PHASE3
-
Effects of Sildenafil on Penile Vascular Function in Hypertensive Men With Erectile Dysfunction
NCT02620995 ·Status: COMPLETED ·Phase: PHASE4
-
A New Sildenafil Oral Film in Patients With Erectile Dysfunction
NCT05490680 ·Status: COMPLETED ·Phase: PHASE3
-
Evaluation of the Index of Sexual Life Questionnaire
NCT00245596 ·Status: COMPLETED ·Phase: PHASE4
-
Effect of BIA 5-1058 400 mg on the Steady State Pharmacokinetics of Sildenafil
NCT04994860 ·Status: COMPLETED ·Phase: PHASE1
-
Effect of Sildenafil on Endothelial Function
NCT00297544 ·Status: UNKNOWN ·Phase: NA
-
Sildenafil Effect After Ovulation Induction
NCT02890238 ·Status: UNKNOWN ·Phase: PHASE4
-
The Impact of Sildenafil on the Pulmonary Circulation in Healthy Trained and Untrained Humans
NCT04985929 ·Status: COMPLETED ·Phase: PHASE2
-
Pharmacokinetics Of Sildenafil Orally Disintegrating Tablet Formulation Versus To Viagra® Oral Tablet.
NCT01254383 ·Status: COMPLETED ·Phase: PHASE1
-
The Safety and Efficiency of Sildenafil in the Treatment of Severe Post-capillary Pulmonary Hypertension Caused by COPD
NCT03185364 ·Status: UNKNOWN ·Phase: NA
-
Assessment Of Sildenafil On Erectile Function And Intercourse Satisfaction And To Validate A New Subject Questionnaire
NCT00147628 ·Status: COMPLETED ·Phase: PHASE4
-
The Effect of Sildenafil Citrate on the Success Rate of Ovulation Induction Using Clomiphene
NCT02663830 ·Status: COMPLETED ·Phase: PHASE2
-
Food Effect Study For New Formulation
NCT01656798 ·Status: COMPLETED ·Phase: PHASE1
-
Study Of Bioavailability Of Two Sildenafil 100mg Oral Tablet Formulations
NCT00902512 ·Status: COMPLETED ·Phase: PHASE4
-
Doxorubicin With or Without Sildenafil, With Analysis of Cardiac Markers
NCT01375699 ·Status: COMPLETED ·Phase: PHASE1
-
Effect of Oral Sildenafil Citrate on Improvement of Endometrial Thickness
NCT05846906 ·Status: COMPLETED ·Phase: PHASE2/PHASE3
-
Oral Sildenafil for Exercise Capacity, Dyspnea and Cardiopulmonary Function in COPD
NCT05061368 ·Status: RECRUITING ·Phase: PHASE2
-
Sildenafil and Exercise Capacity in Hypertension
NCT00599235 ·Status: COMPLETED ·Phase: NA
-
A Study to Compare the Blood Levels of Sildenafil Following Administration of an Experimental Tablet vs. the Conventional Oral Tablet in Healthy Subjects
NCT00866463 ·Status: COMPLETED ·Phase: PHASE1
-
The Boceprevir and Sildenafil Pharmacokinetics Study
NCT01499498 ·Status: COMPLETED ·Phase: PHASE1
-
A Study to Evaluate a Possible Superiority Expressed by the Faster Onset of Action and the Efficacy and Safety of Sildenafil Citrate 20mg Sublingual Tablet in the Treatment of Erectile Dysfunction of Different Etiologies
NCT01321489 ·Status: UNKNOWN ·Phase: PHASE3
-
Sildenafil in Treating Erectile Dysfunction in Patients With Prostate Cancer
NCT00057759 ·Status: COMPLETED ·Phase: NA