Clinical trials: Sildenafil, completed
Pulmonary Arterial Hypertension
Combination Therapy in Pulmonary Arterial Hypertension
An open label, non-comparative study design is appropriate for this Phase 4 study designed to assess whether a core therapy of bosentan, either as monotherapy or with the addition of sildenafil, enables patients with pulmonary…
- Trial name
- COMPASS 3 (NCT00433329)
- Testing
- Bosentan, Sildenafil
- Volunteers
- 100 people
- Sponsor
- Actelion
Heart Failure, Diastolic, Pulmonary Hypertension
Sildenafil in HFpEF (Heart Failure With Preserved Ejection Fraction) and PH
Aim of the study is to investigate whether Sildenafil treatment results in a reduction of pulmonary artery pressure without decrease of cardiac output (CO) and in improvement of exercise capacity in patients with heart failure…
- Trial name
- NCT01726049
- Testing
- Sildenafil
- Where
- Netherlands
- Volunteers
- 52 people
- Sponsor
- University Medical Center Groningen
Pulmonary Arterial Hypertension (PAH)
a Non-interventional Study of Sildenafil in the Treatment of Pulmonary Arterial Hypertension (PAH) in Adults From China
This observational study will involve analysis of data collected by the National Rare Disease Registry or medical records .The study will describe outcomes only in PAH(Pulmonary arterial hypertension) patients treated with…
- Trial name
- NCT05546125
- Testing
- as per Physician's prescription
- Where
- 7 sites in China
- Volunteers
- 100 people
- Sponsor
- Pfizer Pharmaceuticals Ltd.
Hypertension
Treatment of Supine Hypertension in Autonomic Failure
Supine hypertension is a common problem that affects at least 50% of patients with primary autonomic failure. Supine hypertension can be severe, and complicates the treatment of orthostatic hypotension.
- Trial name
- NCT00223717
- Testing
- Clonidine, Nitroglycerin transdermal, Dipyridamole/ Aspirin (Aggrenox)
- Where
- United States
- Volunteers
- 152 people
- Sponsor
- Vanderbilt University
Intra-Uterine Growth Retardation
Sildenafil in Sever Intrauterine Growth Retardation
Severe fetal growth restriction (FGR) complicates approximately 0.4% of pregnancies and severely increases the risk of perinatal morbidity and mortality.Sildenafil citrate may offer a potential therapeutic strategy to improve…
- Trial name
- IUGR (NCT03153215)
- Testing
- treatment
- Where
- Egypt
- Volunteers
- 46 people
- Sponsor
- Beni-Suef University
Pulmonary Hypertension
To Provide Sildenafil Therapy To Eligible Adult Patients With Pulmonary Arterial Hypertension For 112 Weeks
The purpose of this study is to provide sildenafil therapy to eligible adult patients with pulmonary arterial hypertension (PAH) and to the patients who completed the A1481142 study for the treatment of PAH in Poland.
- Trial name
- NCT00946114
- Testing
- sildenafil
- Where
- 2 sites in Poland
- Volunteers
- 32 people
- Sponsor
- Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Eisenmenger Syndrome
Combination Treatment With Bosentan and Sildenafil to Patients With Eisenmengers Syndrome
The purpose of this study is to investigate if combination treatment with Bosentan and Sildenafil to patients with Eisenmenger syndrome is beneficial.
- Trial name
- NCT00303004
- Testing
- Bosentan and Sildenafil
- Where
- Denmark
- Volunteers
- 20 people
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Metabolic Syndrome
Effect of Prolonged PDE-5 Inhibition on Insulin Signaling in Skeletal Muscle.
Our research proposal will determine if PDE-5 inhibition exerts a favorable effect on insulin signaling pathways in skeletal muscle of subjects with impaired fasting glucose and/or impaired glucose tolerance.
- Trial name
- NCT02129725
- Testing
- Sildenafil citrate
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- Vanderbilt University Medical Center
Neonates and Preterm Infants
PK Study of Sildenafil in Neonate
The purpose of this study is to investigate the pharmacokinetics of sildenafil which is used as treatment of pulmonary hypertension in neonate and preterm infant.
- Trial name
- NCT02244528
- Testing
- Sildenafil
- Where
- 2 sites in South Korea
- Volunteers
- 20 people
- Sponsor
- Seoul National University Hospital
Fatigue, Aging
Role of Skeletal Muscle Nitric Oxide Production in Age-related Fatigue and Fatigability
This is a pilot study funded by the National Institutes of Health. In this project, we will investigate the potential effect of skeletal muscle nitric oxide (NO) production on muscle strength and physical function in older…
- Trial name
- NCT01059994
- Testing
- Sildenafil
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- The University of Texas Medical Branch, Galveston
Erectile Dysfunction
Quality of Erection Study
The study objective is to evaluate the effect that sildenafil citrate has on the hardness of erections in males with erectile dysfunction, based on subject responses to question 5 on the Event Log (hardness of erection) as…
- Trial name
- NCT00159900
- Testing
- Sildenafil Citrate
- Where
- 23 sites in Brazil, Germany and 3 more
- Volunteers
- 300 people
- Sponsor
- Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Fetal Growth Retardation
Vitamin D Versus Sildenafil Citrate in Fetal Growth Restriction
Fetal growth restriction, also named Intrauterine growth restriction is a prevalent disease in pregnancy , it is a descriptive term for a pathological process, and can be described as the process where a fetus who has a certain…
- Trial name
- NCT06565728
- Testing
- Vitamin D3 2000 UNT Oral Tablet
- Where
- Egypt
- Volunteers
- 99 people
- Sponsor
- Cairo University
Diabetes Mellitus, Type 2, Endothelial Dysfunction
Cardiovascular Effects of Chronic Sildenafil in Men With Type 2 Diabetes
Type 2 Diabetes Mellitus (T2DM) represents a model of endothelial dysfunction, where chronic nitric oxide deprivation, hyperglycaemia and hyperinsulinemia and fibrogenic mediators lead to cardiovascular remodelling associated…
- Trial name
- CECSID (NCT00692237)
- Testing
- Sildenafil
- Where
- Italy
- Volunteers
- 59 people
- Sponsor
- University of Roma La Sapienza
Persistent Pulmonary Hypertension of the Newborn
Pharmacokinetics of Sildenafil in Premature Infants
The purpose of this study is to learn more about the safety and dosing of sildenafil in infants.
- Trial name
- NCT01670136
- Testing
- 1 dose of sildenafil
- Where
- 9 sites in United States
- Volunteers
- 34 people
- Sponsor
- University of North Carolina, Chapel Hill
Erectile Dysfunction
A New Sildenafil Oral Film in Patients With Erectile Dysfunction
This is a Phase III, prospective, interventional, multi-center, randomized, double-blind, flexible-dose, placebo-controlled, parallel group clinical study required by FDA to demonstrate the efficacy and safety of Sildenafil oral…
- Trial name
- NCT05490680
- Testing
- Sildenafil Oral Film 25 mg, 50 mg, 75 mg or 100 mg
- Where
- 18 sites in United States
- Volunteers
- 488 people
- Sponsor
- IBSA Institut Biochimique SA
Congenital Disorders
Eisenmenger's Syndrome in Adults With CHD
Review the outcome of treatment with endothelin receptor antagonists (bosentan or sitaxsetan) alone or in combination with Sildenafil (a PDE-5 inhibitor) in adult patients with pulmonary hypertension due to congenital heart…
- Trial name
- NCT00266903
- Where
- United States
- Volunteers
- 48 people
- Sponsor
- Children's Healthcare of Atlanta
Congenital Disorders
Pulmonary Hypertension in Trisomy 21 Patients
Evidence has shown poor outcome for adult patients with pre-operative pulmonary hypertension following closure of an atrial septal defect.
- Trial name
- NCT00478296
- Where
- United States
- Volunteers
- 1 people
- Sponsor
- Children's Healthcare of Atlanta
Healthy
Drug-Drug Interaction of Clomipramine HCl and Sildenafil Citrate in Healthy Males
The purpose of this study is to evaluate the safety and pharmacokinetics/pharmacodynamics of co-administration of Clomipramine HCl 15mg and Sildenafil citrate 100mg compared to the effects after single oral administration in…
- Trial name
- NCT02028598
- Testing
- Treatment 1, Treatment 2, Treatment 3
- Where
- South Korea
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- CTC Bio, Inc.
Pediatric Pulmonary Hypertension
Mono vs. Dual Therapy for Pediatric Pulmonary Arterial Hypertension
The investigators' central hypothesis is that early combination therapy with two PAH-specific oral therapies that have been shown to be well tolerated in the pediatric population, sildenafil and bosentan, will result in better…
- Trial name
- MoD (NCT04039464)
- Testing
- Mono-Therapy with Sildenafil, Duo-Therapy with Sildenafil + Bosentan
- Where
- 10 sites in United States
- Volunteers
- 28 people
- Sponsor
- Johns Hopkins University
Hypoplastic Left Heart Syndrome, Tricuspid Atresia
Sildenafil After the Fontan Operation
In this study, the investigators will evaluate the effect of sildenafil on exercise tolerance in patients with a single cardiac ventricle who have undergone the Fontan operation.
- Trial name
- SAFO (NCT00507819)
- Testing
- Sildenafil
- Volunteers
- 28 people
- Sponsor
- Children's Hospital of Philadelphia