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Study of Cicletanine for Pulmonary Arterial Hypertension (PAH)

Phase 2
Terminated
Conditions
Pulmonary Arterial Hypertension
Interventions
Registration Number
NCT00832507
Lead Sponsor
Gilead Sciences
Brief Summary

This Phase 2, randomized, double-blind, placebo-controlled, multicenter, dose-ranging study will compare the efficacy, safety, and tolerability of cicletanine hydrochloride (HCl) to placebo in subjects with PAH. Study drug will be administered alone, or on the background of stable PAH therapy. The study will consist of 3 periods: a screening period, a 12-week placebo-controlled treatment period, and a long-term, blinded extension period.

Detailed Description

The primary objective of this study is to compare the change in exercise capacity following treatment with cicletanine HCl or placebo in subjects with PAH.

The secondary objectives of this study are:

1. To compare the change in other clinical measures of PAH following treatment with cicletanine HCl or placebo in subjects with PAH

2. To compare the safety and tolerability of cicletanine HCl to placebo in subjects with PAH Additionally, the long-term safety, tolerability, and efficacy of cicletanine HCl treatment will be evaluated.

Recruitment & Eligibility

Status
TERMINATED
Sex
All
Target Recruitment
162
Inclusion Criteria

Not provided

Exclusion Criteria

Not provided

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
PlaceboCicletaninePlacebo to match cicletanine administered once daily
Cicletanine 150 mg BIDCicletanineCicletanine 150 mg administered twice daily (BID)
Cicletanine 300 mg QDCicletanineCicletanine 300 mg administered once daily (QD)
Cicletanine 150 mg QDCicletanineCicletanine 150 mg administered once daily (QD)
PlaceboCicletanine PlaceboPlacebo to match cicletanine administered once daily
Primary Outcome Measures
NameTimeMethod
Change from baseline in six-minute walk distance (6MWD) evaluated after 12 weeks of treatmentBaseline to Week 12
Secondary Outcome Measures
NameTimeMethod
Change from baseline in BDI, WHO Functional Class, BNP, cardiac hemodynamics and SF-36 physical functioning scale following 12 weeks of treatment. In addition, time to clinical worsening (TTCW) will be evaluated.Baseline to Week 60

Trial Locations

Locations (56)

University of South Alabama

🇺🇸

Mobile, Alabama, United States

Arizona Pulmonary Specialists

🇺🇸

Phoenix, Arizona, United States

VA Greater LA Healthcare System

🇺🇸

Los Angeles, California, United States

University of California San Diego Medical Center

🇺🇸

San Diego, California, United States

Harish H. K. Murthy, MD

🇺🇸

San Jose, California, United States

UCLA Medical Center

🇺🇸

Torrance, California, United States

University of Colorado Denver

🇺🇸

Aurora, Colorado, United States

University of Connecticut Health Center

🇺🇸

Farmington, Connecticut, United States

Cleveland Clinic

🇺🇸

Ft. Lauderdale, Florida, United States

University of Florida

🇺🇸

Gainesville, Florida, United States

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University of South Alabama
🇺🇸Mobile, Alabama, United States

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