Outcome Study Assessing a 75 Milligrams (mg) Dose of Macitentan in Patients With Pulmonary Arterial Hypertension

NCT04273945 · Status: ACTIVE_NOT_RECRUITING · Phase: PHASE3 · Type: INTERVENTIONAL · Enrollment: 935

Last updated 2026-04-13

No results posted yet for this study

Summary

The purpose of this study is to demonstrate superiority of macitentan 75 milligrams (mg) in prolonging the time to the first clinical events committee (CEC)-adjudicated morbidity or mortality (M/M) event in participants with symptomatic pulmonary arterial hypertension (PAH) compared to macitentan 10 mg.

Conditions

Interventions

DRUG

Macitentan 10 mg

Participants will receive macitentan 10 mg film-coated tablets orally.

DRUG

Macitentan 37.5 mg

Participants will receive macitentan 37.5 mg film-coated tablets orally.

DRUG

Macitentan 75 mg

Participants will receive macitentan 75 mg film-coated tablets orally.

DRUG

Placebo

Participants will receive matching placebo film-coated tablets orally.

Sponsors & Collaborators

  • Actelion

    lead INDUSTRY

Principal Investigators

  • Actelion Clinical Trials · Actelion

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
TRIPLE
Model
PARALLEL

Eligibility

Min Age
18 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2020-06-30
Primary Completion
2025-10-07
Completion
2029-02-20
FDA Drug
Yes

Countries

  • United States
  • Argentina
  • Australia
  • Austria
  • Belarus
  • Belgium
  • Brazil
  • Bulgaria
  • Canada
  • China
  • Colombia
  • Czechia
  • Denmark
  • France
  • Germany
  • Greece
  • Hungary
  • India
  • Israel
  • Italy
  • Japan
  • Malaysia
  • Mexico
  • Netherlands
  • Norway
  • Poland
  • Portugal
  • Russia
  • Saudi Arabia
  • Serbia
  • Singapore
  • Slovakia
  • South Africa
  • South Korea
  • Spain
  • Sweden
  • Taiwan
  • Thailand
  • Turkey (Türkiye)
  • Ukraine
  • United Kingdom
  • Vietnam

Study Locations

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Entities

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT04273945 on ClinicalTrials.gov