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Note: This record shows only 22 elements of the WHO Trial Registration Data Set. To view changes that have been made to the source record, or for additional information about this trial, click on the URL below to go to the source record in the primary register.
Register: ClinicalTrials.gov
Last refreshed on: 19 February 2015
Main ID:  NCT01557647
Date of registration: 14/03/2012
Prospective Registration: Yes
Primary sponsor: United Therapeutics
Public title: Safety and Efficacy of Inhaled Treprostinil in Patients With PAH INTREPID
Scientific title: Inhaled Treprostinil for the Treatment of Pulmonary Arterial Hypertension: A Phase III, International, Multi-Center, Randomized, Double-Blind, Placebo-Controlled, Event-Driven Study to Evaluate the Safety and Efficacy of Inhaled Treprostinil.
Date of first enrolment: June 2012
Target sample size: 0
Recruitment status: Withdrawn
URL:  http://clinicaltrials.gov/show/NCT01557647
Study type:  Interventional
Study design:  Allocation: Randomized, Endpoint Classification: Safety/Efficacy Study, Intervention Model: Parallel Assignment, Masking: Double Blind (Subject, Caregiver, Investigator, Outcomes Assessor), Primary Purpose: Treatment  
Phase:  Phase 3
Countries of recruitment
Contacts
Key inclusion & exclusion criteria

Eligible subjects must:

- Be between 18 and 75 years of age at Screening (as defined by date of informed
consent is signed),

- Have a diagnosis of idiopathic or heritable PAH, PAH associated with connective
tissue disease (CTD), PAH associated with repaired congenital systemic-to-pulmonary
shunts (at least 1 year since repair) or human immunodeficiency virus (HIV)
infection, or PAH associated with appetite suppressant or toxin use.

- Be treatment naïve, or receiving background PAH therapies (e.g., phosphodiesterase
type-5 inhibitor (PDE-5i)and / or endothelin receptor antagonist (ERA)) for less than
1 year prior to Screening.

- Have a 6MWD at Baseline (as measured by the mean value of two 6MWT separated by at
least 24 hours, but no more than 14 days) that is between 150 - 500 meters,
inclusive.



Age minimum: 18 Years
Age maximum: 75 Years
Gender: Both
Health Condition(s) or Problem(s) studied
Pulmonary Arterial Hypertension
Intervention(s)
Drug: Placebo
Drug: Inhaled treprostinil
Primary Outcome(s)
Six-minute walk test [Time Frame: 6 months]
Secondary Outcome(s)
Time to clinical worsening [Time Frame: 1 day to 2.5 years.]
Secondary ID(s)
RIN-PH-302
Source(s) of Monetary Support
Please refer to primary and secondary sponsors
Secondary Sponsor(s)
Ethics review
Results
Results available:
Date Posted:
Date Completed:
URL:
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