- Conditions
- Pulmonary Arterial Hypertension
- Interventions
- inhaled prostacyclin, prostacyclin, subcutaneous and intravenous prostacyclin, oral ERA, oral PDE5 inhibitors
- Drug
- Lead sponsor
- United Therapeutics
- Industry
- Eligibility
- Not listed
- Enrollment
- 1,333 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2014
- U.S. locations
- 88
- States / cities
- Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 65 more
Search Results
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Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
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Showing 1–8
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- Conditions
- Subarachnoid Hemorrhage, Cerebral Vasospasm
- Interventions
- Low dose sildenafil citrate, High dose sildenafil citrate
- Drug
- Lead sponsor
- University of Mississippi Medical Center
- Other
- Eligibility
- 21 Years and older
- Enrollment
- 24 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2023
- U.S. locations
- 1
- States / cities
- Jackson, Mississippi
- Conditions
- Traumatic Brain Injury
- Interventions
- Sildenafil Citrate 50Mg Tab, functional Near-infrared Spectroscopy (fNIRS), Carbon Dioxide (CO2) 5%, Neuropsychological Assessments, Gadolinium contrast infusion, Blood sample collection for research purposes, Structural brain Magnetic Resonance Imaging (MRI
- Drug · Device · Other + 1 more
- Lead sponsor
- Uniformed Services University of the Health Sciences
- Federal
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 1 participant
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2020
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Cirrhosis
- Interventions
- IV bolus injection of Sildenafil
- Drug
- Lead sponsor
- University of Maryland, Baltimore
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 2 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2015
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Bronchopulmonary Dysplasia
- Interventions
- Sildenafil, Placebo
- Drug · Other
- Lead sponsor
- University of North Carolina, Chapel Hill
- Other
- Eligibility
- 7 Days to 28 Days
- Enrollment
- 109 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2025
- U.S. locations
- 14
- States / cities
- Little Rock, Arkansas • Jacksonville, Florida • Chicago, Illinois + 10 more
- Conditions
- Persistent Pulmonary Hypertension, Respiratory Failure
- Interventions
- Intravenous Sildenafil, Placebo
- Drug · Other
- Lead sponsor
- University of Colorado, Denver
- Other
- Eligibility
- Up to 72 Hours
- Enrollment
- 3 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2013
- U.S. locations
- 7
- States / cities
- Aurora, Colorado • Chicago, Illinois • Buffalo, New York + 2 more
- Conditions
- Pulmonary Hypertension
- Interventions
- Sildenafil citrate
- Drug
- Lead sponsor
- Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
- Industry
- Eligibility
- 16 Years and older
- Enrollment
- 267 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2003 – 2006
- U.S. locations
- 33
- States / cities
- La Jolla, California • Los Angeles, California • San Diego, California + 21 more
- Conditions
- Infant,Premature
- Interventions
- Pulmonary Function Testing, Electrocardiogram, Cardiac Magnetic Resonance Imaging, Metoprolol, Sildenafil
- Procedure · Drug
- Lead sponsor
- University of Wisconsin, Madison
- Other
- Eligibility
- 18 Years to 35 Years
- Enrollment
- 10 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2020
- U.S. locations
- 1
- States / cities
- Madison, Wisconsin