Status:

TERMINATED

PRIMEx - A Study of 2 Doses of Oral CXA-10 in Pulmonary Arterial Hypertension (PAH)

Lead Sponsor:

Complexa, Inc.

Collaborating Sponsors:

Medpace, Inc.

Philips Healthcare

Conditions:

PAH

Eligibility:

All Genders

18-80 years

Phase:

PHASE2

Brief Summary

This is a multicenter double-blind, placebo-controlled study to evaluate the safety, efficacy and pharmacokinetics of 2 doses of CXA-10 on stable background therapy in 96 subjects 18 to 80 years of ag...

Detailed Description

This is a multicenter double-blind, placebo-controlled study to evaluate the safety, efficacy and pharmacokinetics of 2 doses of CXA-10 on stable background therapy in 96 subjects 18 to 80 years of ag...

Eligibility Criteria

Inclusion

  • Males and females between 18 to 80 years of age inclusive at Screening
  • Weight ≥40 kg
  • Must have a diagnosis of WHO Group 1 PH
  • Have a World Health Organization (WHO) Classification of Functional Status Class II or III of patients with PH
  • Must meet hemodynamic criteria by means of a right heart catheterization
  • Meet pulmonary function test parameters
  • A 6 MWD test of ≥125m and ≤550m at the visit
  • Subjects must have a resting arterial oxygen saturation (SaO2) ≥90%, with or without supplemental oxygen, as measured by pulse oximetry at Screening
  • Subjects enrolled in a prescribed exercise program for pulmonary rehabilitation must be in a stable program for 3 months prior to Screening (Visit 1) and must agree to maintain their current level of rehabilitation throughout the study. If subjects are not enrolled in a prescribed exercise training program for pulmonary rehabilitation, they cannot enroll during the Screening/Baseline Period or throughout the study
  • If receiving simvastatin-containing products: dose should not exceed 20 mg/day
  • Subjects must be receiving no more than three of the following previously approved PAH therapies: phosphodiesterase type 5 (PDE-5) inhibitors, endothelin receptor antagonist (ERA), soluble guanylate cyclase (sGC) stimulator, prostanoids, prostacyclin receptor agonists and must be on stable doses (≥3 months) at Screening (Visit 1)

Exclusion

  • Contraindications for CMRI imaging
  • WHO Groups 2, 3, 4 and 5 Pulmonary Hypertension
  • Unrepaired congenital heart defects and significant congenital heart defects (i.e., atrial septal defects, ventricular septal defects, and patent ductus arteriosus) repaired less than 1 year prior to Screening (Visit 1) (Group 1 classification of Pulmonary Hypertension)
  • QTcF \> 500 msec
  • Acute myocardial infarction or acute coronary syndrome within the last 90 days
  • Cerebrovascular accident/transient ischemic attack (CVA/TIA) within the last 90 days
  • Hospitalization for left heart failure within the last 90 days
  • Clinically significant aortic or mitral valve disease defined as greater than mild regurgitation or mild stenosis; pericardial constriction; restrictive or constrictive cardiomyopathy; left ventricular dysfunction (LVEF \< 50%); left ventricular outflow obstruction; symptomatic coronary artery disease; autonomic hypotension; or fluid depletion
  • Chronic atrial fibrillation and life-threatening cardiac arrhythmias
  • Personal or family history of congenital prolonged QTc syndrome or sudden or sudden unexpected death due to a cardiac reason
  • Clinically significant anemia
  • Severe hepatic impairment or active chronic hepatitis
  • Receiving intravenous inotropes within 2 weeks prior to Screening
  • History of angina pectoris or other condition that was treated with long or short acting nitrates \<12 weeks of Screening
  • Received prednisone doses \>15mg/day or changes in immunosuppressive medications \< 12 weeks prior to Screening (Visit 1)
  • Recent (within 1 year) history of abusing alcohol or illicit drugs.
  • History of any primary malignancy, with no evidence of disease for at least 5 years
  • Treatment with any investigational drug or device within 30 days or 5 half-lives

Key Trial Info

Start Date :

August 1 2018

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

August 5 2020

Estimated Enrollment :

69 Patients enrolled

Trial Details

Trial ID

NCT03449524

Start Date

August 1 2018

End Date

August 5 2020

Last Update

August 10 2020

Active Locations (46)

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Page 1 of 12 (46 locations)

1

University of Alabama

Birmingham, Alabama, United States, 35233

2

Arizona Pulmonary Specialists

Phoenix, Arizona, United States, 85012

3

University of Arizona

Tucson, Arizona, United States, 85724

4

University of California San Francisco

San Francisco, California, United States, 94143-2202