Clinical trials: Sildenafil
Active Digital Ulcers
Sildenafil for Treatment of Digital Ulcers in Patients With Systemic Sclerosis
This is a pilot study analyzing the effect of sildenafil therapy on digital ulcers in systemic sclerosis. We want to analyze ulcer healing by measuring the size of digital ulcers and their count and analyze the effect of…
- Trial name
- Sildenafil (NCT00624273)
- Testing
- Sildenafil therapy
- Where
- Germany
- Volunteers
- 17 people
- Sponsor
- Charite University, Berlin, Germany
Microvascular Coronary Artery Disease
Pharmacodynamic Study to Assess the Effects of Repeated Dosing of SAR247799 on Endothelial Function in Patients With Type 2 Diabetes Mellitus
Primary Objective: To assess the pharmacodynamic effects of SAR247799 on macrovascular endothelial function of the brachial artery using flow-mediated dilation (FMD) in patients with type 2 diabetes mellitus (T2DM).
- Trial name
- NCT03462017
- Testing
- SAR247799, Sildenafil, Acetylcholine
- Where
- 2 sites in Germany
- Volunteers
- 54 people
- Sponsor
- Sanofi
Pulmonary Arterial Hypertension, Pulmonary Hypertension
Study Providing Monotherapy (Sitaxsentan) And Combination Therapy (Sitaxsentan+Sildenafil) To Subjects With Pulmonary Arterial Hypertension (PAH) To Assess Long-Term Safety
As sitaxsentan is the agent most highly selective for ETA (Endothelin Type A (receptor)), and does not significantly impact sildenafil pharmacokinetics the combination of most promise for pulmonary arterial hypertension (PAH)…
- Trial name
- NCT00796510
- Testing
- Sitaxsentan, Sitaxsentan and Sildenafil
- Where
- 3 sites in United States, Romania and 1 more
- Volunteers
- 3 people
- Sponsor
- Pfizer
Infertility
Sildenafil Citrate in Frozen Embryo Transfer
Comparison between usage of Sildenafil citrate with estradiol valerate or estradiol valerate alone in endometrial preparation and outcome of frozen-thawed embryo transfer cycles.
- Trial name
- NCT02845388
- Testing
- Sildenafil citrate, estradiol valerate
- Volunteers
- 90 people
- Sponsor
- Omar Ahmed El Sayed Saad
Pulmonary Arterial Hypertension, Idiopathic Pulmonary Fibrosis
Pulmonary Hypertension Secondary to Idiopathic Pulmonary Fibrosis And Treatment With Sildenafil
Pulmonary Arterial Hypertension (PAH) in the setting of Idiopathic Pulmonary Fibrosis(IPF)is a risk factor for morbidity and mortality in the peri-lung transplant(LT) setting.
- Conditions
- Pulmonary Arterial Hypertension, Idiopathic Pulmonary Fibrosis, Interstitial Lung Disease, Pulmonary Hypertension
- Trial name
- NCT00625079
- Testing
- sildenafil
- Where
- United States
- Sponsor
- University of California, Los Angeles
Heart Failure, Left Ventricular Dysfunction
Effects of Viagra on Heart Function in Patients With Heart Failure
Sildenafil (Viagra) is known to reduce pulmonary hypertension. Heart failure patients also have pulmonary hypertension and several recent reports have shown that sildenafil leads to an improvement in their exercise capacity.
- Trial name
- NCT00781508
- Testing
- sildenafil
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- MetroHealth Medical Center
Erectile Dysfunction
Pharmacoscintigraphic Study to Evaluate Two Sildenafil Products
The study will assess a new biphasic release sildenafil formulation (N4S001), developed by N4 Pharma. The N4S001 tablet contains a total of 100 mg sildenafil.
- Trial name
- NCT03510338
- Testing
- Sublingual sildenafil, Oral sildenafil
- Where
- United Kingdom
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- N4 Pharma UK Ltd.
Persistent Pulmonary Hypertension of Newborn
Nitro Oxide Inhalation Continued With Sildenafil on Neonatal Persistent Pulmonary Hypertension
Nitro Oxide (NO) inhalation was recognized as an effect treatment of Neonatal Persistent Pulmonary Hypertension (PPHN), while the safety of NO long term application was under investigation.
- Trial name
- NCT01373749
- Testing
- NO inhalation, NO inhalation continued with sildenafil
- Where
- China
- Volunteers
- 40 people
- Sponsor
- Third Military Medical University
Hypertension, Pulmonary
Sildenafil IV Bolus Study
The objective of this study is to assess the safety, tolerability and pharmacokinetics of intravenous sildenafil (10 mg) administered as a bolus injection to patients with Pulmonary Arterial Hypertension already receiving and…
- Trial name
- NCT00800592
- Testing
- sildenafil
- Where
- Belgium
- Volunteers
- 12 people
- Sponsor
- Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Parkinson's Disease
Sildenafil (Viagra) for the Treatment of Dyskinesias in Parkinson's Disease
This study is to determine if Viagra is effective in reducing dyskinesias in patients with Parkinson's Disease.
- Trial name
- NCT02162979
- Testing
- sildenafil
- Where
- United States
- Volunteers
- 2 people
- Sponsor
- Loma Linda University
Erectile Dysfunction, Stem Cells
Intracavernous Injection of Autologous Mesenchymal Stem Cells in the Treatment of Erectile Dysfunction Resistant to Oral Treatment in Patients With Type I Diabetes
Diabetes is a major concern in public health because of its high frequency and its negative consequences. Erectile dysfunction (ED) is present, regardless of age, in 50 to 75% of men with diabetes.
- Conditions
- Erectile Dysfunction, Stem Cells, Diabetes Mellitus, Type 1
- Trial name
- MESERIC (NCT03361631)
- Testing
- Autologous Bone Marrow derived Mesenchymal Stem Cells
- Volunteers
- 13 people
- Sponsor
- Central Hospital, Nancy, France
Healthy
Evaluation of Metabolic Markers for the Prediction of DDI of Various CYP3A Substrates and Inhibitors
Evaluation and validation of metabolic markers for the prediction of drug-drug interaction of various CYP3A4 substrates (sildenafil) and inhibitors (erythromycin/itraconazole) in healthy male subjects
- Trial name
- NCT02975037
- Testing
- Sildenafil, Clarithromycin, Itraconazole
- Where
- South Korea
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Seoul National University Hospital
Insulin Resistance, Endothelial Dysfunction
CD36 in Nutrient Delivery and Its Dysfunction
This proposal will test the hypothesis that chronic treatment with sildenafil with and without the use of nitric oxide substrate, L-arginine, protects against fatty acid induced impairment of endothelial function, improves…
- Trial name
- NCT03012386
- Testing
- Sildenafil Citrate in G allele carrier, Sildenafil Citrate in non G allele carrier
- Where
- United States
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Recurrent Miscarriage
Role of Sildenafil Citrate in Patients With Unexplained Recurrent Miscarriages
The purpose of this study is to determine whether sildenafil citrate is effective in improving uterine artery blood flow and oxidative stress in patients with unexplained recurrent miscarriages
- Trial name
- NCT01419392
- Testing
- Sildenafil citrate
- Where
- Egypt
- Volunteers
- 80 people
- Sponsor
- Ain Shams University
Oligohydramnios
Comparison Between Treatments of Oligohydramnios
Based on previous studies, Both sildenafil and L-arginine helped to improve idiopathic oligohydramnios. In this study, Level of improvment of oligohydramnios will be compared.
- Trial name
- NCT07135037
- Testing
- Sildenafil 25 MG, L-Arginine, 1000 Mg Oral Tablet
- Where
- 2 sites in Egypt
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Kafrelsheikh University
Pulmonary Arterial Hypertension
Sildenafil to Tadalafil in Pulmonary Arterial Hypertension (SITAR)
Assess tolerability, transition methods and clinical effects of transition from sildenafil (Revatio) to tadalafil (Adcirca) for treatment of pulmonary arterial hypertension.
- Trial name
- SITAR (NCT01043627)
- Where
- 3 sites in United States
- Volunteers
- 100 people
- Sponsor
- Mayo Clinic
Pulmonary Arterial Hypertension
A Long Term Extension Study Evaluating Safety Of Sildenafil Citrate When Used To Treat Pulmonary Arterial Hypertension (PAH) In Children
Active treatment, dose-blinded extension study evaluating the safety and long term efficacy of sildenafil citrate in children with PAH.
- Trial name
- NCT00159874
- Testing
- Sildenafil citrate
- Where
- 39 sites in United States, Brazil and 13 more
- Volunteers
- 234 people
- Sponsor
- Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Erectile Dysfunction
Evaluation of Safety and Effectiveness of 2 Lower Dose Combined PDE5i's Versus Single Maximal Dose PDE5i Treatment
Clinical effectiveness is of the finest tools to evaluate treatment success and is combined of 3 elements: treatment effectivity, side effect profile and patient compliance.
- Trial name
- PDE5i (NCT01364701)
- Testing
- Sildenafil 100 mg, Tadalafil 20 mg, Combination half of maximal dose for sildenafil & tadalafil
- Where
- Israel
- Volunteers
- 30 people
- Sponsor
- Rambam Health Care Campus
Duchenne Muscular Dystrophy
PDE Inhibitors in DMD Study (Acute Dosing Study)
PDE5A inhibition, which boosts NO-cGMP signaling, will relieve functional muscle ischemia and restore normal blood flow regulation (i.e., functional sympatholysis) during exercise in boys with DMD.
- Trial name
- NCT01580501
- Testing
- Tadalafil and Sildenafil
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Cedars-Sinai Medical Center
Sexual Dysfunctions, Psychological, Sexual Arousal Disorder
An Open-Label, Extension Study Evaluating the Safety, Toleration, and Efficacy of Sildenafil in Women With Sexual Arousal Disorder
The purpose of this study is to evaluate the safety and toleration of oral sildenafil administered as required by women with Female Sexual Arousal Disorder (FSAD) who successfully complete one of the following Pfizer-sponsored…
- Trial name
- NCT00746967
- Testing
- sildenafil
- Where
- 82 sites in United States
- Volunteers
- 267 people
- Sponsor
- Pfizer's Upjohn has merged with Mylan to form Viatris Inc.