Clinical trials: Sildenafil
Persistent Pulmonary Hypertension, Respiratory Failure
Study of Sildenafil to Treat Newborns With Persistent Pulmonary Hypertension
The purpose of this study is to determine whether intravenous sildenafil reduces pulmonary artery pressure and improves oxygenation in near-term and term infants with persistent pulmonary hypertension.
- Trial name
- NCT01409031
- Testing
- Intravenous Sildenafil
- Where
- 7 sites in United States
- Volunteers
- 3 people
- Sponsor
- University of Colorado, Denver
Cystic Fibrosis With Mild to Moderate Lung Disease, CMRI of Lung Perfusion
Sildenafil Trial in Children and Young Adults With CF
Cystic Fibrosis (CF), the most common inherited disease in Caucasians, is characterized by chronic pulmonary inflammation and progressive loss of gas exchange units that eventually results in respiratory failure.
- Conditions
- Cystic Fibrosis With Mild to Moderate Lung Disease, CMRI of Lung Perfusion, Lung Perfusion, Lung Vascularization
- Trial name
- NCT01194232
- Testing
- Sildenafil
- Sponsor
- Children's Hospital Medical Center, Cincinnati
Pulmonary Hypertension
The "VISION" Trial: Ventavis Inhalation With Sildenafil to Improve and Optimize Pulmonary Arterial Hypertension
The purpose of this multi-center international trial is to evaluate the safety and effectiveness of adding iloprost or placebo (an inactive substance that contains no active study drug) to sildenafil therapy for pulmonary…
- Trial name
- VISION (NCT00302211)
- Testing
- Inhaled Iloprost (5 μg), Sildenafil, Bosentan
- Volunteers
- 67 people
- Sponsor
- Actelion
Single-ventricle, Pulmonary Hypertension
Efficacy of Phosphodiesterase-type 5 Inhibitors in Patients With Univentricular Congenital Heart Disease
In univentricular hearts, selective lung vasodilators such as phosphodiesterase type 5 (PDE5) inhibitors would decrease pulmonary resistance and improve exercise tolerance.
- Conditions
- Single-ventricle, Pulmonary Hypertension, Univentricular Heart
- Trial name
- VU-INHIB (NCT03997097)
- Testing
- Sildenafil
- Sponsor
- University Hospital, Montpellier
Pulmonary Hypertension
Pharmacokinetics and Pharmacdynamics of Sildenafil
The study is being done to investigate what happens to sildenafil in the body and how long it takes to get rid of this drug. Understanding how long the drug stays in the body and how it is changed by the body will help doctors…
- Trial name
- NCT00718185
- Testing
- Obtain blood specimens
- Where
- United States
- Volunteers
- 9 people
- Sponsor
- Children's Hospital of Philadelphia
Hypertension
Effect of Regular Sildenafil on Blood Pressure and Arterial Function in Hypertension
The purpose of the study is to investigate if regular treatment with sildenafil reduces blood pressure and improves blood vessel function in patients with hypertension (high blood pressure).
- Trial name
- NCT00317421
- Testing
- Sildenafil citrate
- Where
- United Kingdom
- Volunteers
- 20 people
- Sponsor
- University of Edinburgh
Single Ventricle Heart Disease After Fontan Surgery
Study of Effects of Sildenafil on Patients With Fontan Heart Circulation
The study will investigate the cardiovascular effects of sildenafil on patients with Fontan circulation. Recent studies suggest that sildenafil may improve exercise in patients with Fontan circulation.
- Trial name
- NCT01815502
- Testing
- Cardiac catheterization
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Medical University of South Carolina
Premature Birth
Population PK/PD of Off Label Drugs in Premature Neonates
This study will provide information on the pharmacokinetics, safety and effectiveness of off--label drugs used in critically ill premature infants: doxapram, fentanyl, midazolam, paracetamol, phenobarbital, sildenafil…
- Trial name
- DINO (NCT02421068)
- Where
- 4 sites in Netherlands
- Volunteers
- 246 people
- Sponsor
- Sinno H.P. Simons
Fetal Distress
Sildenafil Citrate and Intrapartum Fetal Distress
Induction of labour (IOL) is done for 20% of pregnancies for various maternal and fetal indications and nearly 20% of labour inductions end up in caesarean section.
- Trial name
- NCT04325243
- Testing
- Sildenafil 50 mg
- Where
- Egypt
- Volunteers
- 410 people
- Sponsor
- Assiut University
Erectile Dysfunction
New Treatment in Erectile Dysfunction Patients.
Erectile dysfunction patients who are non responder to sildenafil will be treated with hyperbaric oxygen therapy with 100% concentration and at 2 ATM for 30 consecutive sessions each one 90 minutes and then will be reassessed.
- Trial name
- NCT05439486
- Testing
- hyperbaric oxygen therapy within hyperbaric oxygen therapy chamber.
- Where
- Egypt
- Volunteers
- 30 people
- Sponsor
- Sohag University
Thalassemia, Hypertension, Pulmonary
Sildenafil to Improve Exercise Capacity in People With Thalassemia and Pulmonary Hypertension
Thalassemia is an inherited blood disorder that can result in mild to severe anemia. Many people with thalassemia also have pulmonary hypertension, which is high blood pressure in the arteries in the lungs.
- Trial name
- NCT00872170
- Testing
- Sildenafil
- Where
- United States
- Volunteers
- 27 people
- Sponsor
- Carelon Research
Pulmonary Arterial Hypertension, Hypertension, Pulmonary
Safety And Efficacy Of Sildenafil In Children With Pulmonary Arterial Hypertension
Pulmonary arterial hypertension (PAH) is a rare, progressive, and life-threatening disease. In many patients, the course of PAH is a steady deterioration and reduced life expectancy.
- Trial name
- NCT01642407
- Testing
- Sildenafil
- Where
- 5 sites in Japan
- Volunteers
- 6 people
- Sponsor
- Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Liver Fibrosis
Sildenafil for Liver Fibrosis in Adolescents and Adults After Fontan Operation
Fontan operation is currently the most common procedure performed in patients with single-ventricle physiology. This surgery allows for passive caval blood flow to the pulmonary arteries in the absence of a subpulmonary pump and…
- Trial name
- NCT04908657
- Testing
- Sildenafil 20 MG
- Where
- Taiwan
- Volunteers
- 40 people
- Sponsor
- National Taiwan University Hospital
Neonates and Preterm Infants
Dopamine in Neonate
The purpose of this study is to investigate the pharmacokinetics and pharmacodynamics of dopamine which is used as treatment of hypotension in neonate and preterm infant.
- Trial name
- NCT04525495
- Testing
- Dopamine
- Where
- South Korea
- Volunteers
- 30 people
- Sponsor
- Seoul National University Hospital
Multiple Sclerosis
The Effect of Sildenafil Citrate (Viagra® (Registered Trademark)) on Brain Blood Flow in Multiple Sclerosis Patients
This study will determine whether sildenafil citrate, commonly known as Viagra, can cause increased blood flow to the brain in a wide range of multiple sclerosis (MS) patients, including women.
- Trial name
- NCT00094068
- Where
- United States
- Volunteers
- 76 people, healthy volunteers welcome
- Sponsor
- National Institutes of Health Clinical Center (CC)
Fontan Circulation
The Effects of Sildenafil on Exercise Function and Capacity in Patients With Fontan Circulation
The study will test the hypothesis that a single dose of sildenafil can increase the exercise capacity of pediatric patients with a Fontan Circulation.
- Trial name
- NCT00964782
- Testing
- Sildenafil, Sildenafil 2
- Where
- United States
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- Milton S. Hershey Medical Center
Pulmonary Arterial Hypertension
Sildenafil Therapy For Subjects Who Derive Clinical Benefit From Continued Treatment With Sildenafil
The purpose of this study is to provide Sildenafil therapy for subjects who completed A1481156 study and are judged by the investigator to derive clinical benefit from continued treatment with Sildenafil, prior to reimbursement…
- Trial name
- NCT01897740
- Testing
- sildenafil
- Where
- Russia
- Sponsor
- Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Neonatal Asphyxia, Intrapartum Fetal Distress
Intrapartum Sildenafil in Laboring Mothers
The goal of this feasibility pilot clinical trial is to learn if sildenafil citrate 50mg orally, up to three times during labor, can be appropriately administered, with limited clinical side effects, to laboring mothers to…
- Conditions
- Neonatal Asphyxia, Intrapartum Fetal Distress, Development, Infant, Intrapartum Asphyxia
- Trial name
- PRISM (NCT06377098)
- Testing
- Sildenafil 50 mg Oral Tablet
- Where
- 3 sites in Cameroon, Kenya and 1 more
- Sponsor
- University of Alabama at Birmingham
Pulmonary Arterial Hypertension
Study of Incidence of Respiratory Tract AEs in Patients Treated With Tyvaso® Compared to Other FDA Approved PAH Therapies
A surveillance of respiratory tract related adverse events in patients treated with Tyvaso®(treprostinil) Inhalation Solution versus other FDA approved therapies
- Trial name
- Aspire (NCT01266265)
- Testing
- inhaled prostacyclin, prostacyclin, subcutaneous and intravenous prostacyclin
- Where
- 88 sites in United States
- Volunteers
- 1,333 people
- Sponsor
- United Therapeutics
Pulmonary Arterial Hypertension (PAH), Pulmonary Hypertension (PH)
COMPERA / COMPERA-KIDS
In view of the manifold options for mono- and combination therapy that have now emerged for patients with pulmonary (arterial) hypertension (PH/PAH), controlled clinical trials can only provide part of the information needed for…
- Trial name
- COMPERA (NCT01347216)
- Where
- 7 sites in Belgium, Germany and 2 more
- Volunteers
- 14,000 people
- Sponsor
- Technische Universität Dresden