# A Clinical Study to Find Out if Macitentan is Effective and Safe in Japanese Patients With Chronic Thromboembolic Pulmonary Hypertension (CTEPH).

> **NCT03809650** · PHASE3 · TERMINATED · sponsor: **Actelion** · enrollment: 9 (actual)

## Conditions studied

- Chronic Thromboembolic Pulmonary Hypertension (CTEPH)

## Interventions

- **DRUG:** macitentan 10 mg

## Key facts

- **NCT ID:** NCT03809650
- **Lead sponsor:** Actelion
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** TERMINATED
- **Start date:** 2019-01-08
- **Primary completion:** 2020-06-29
- **Final completion:** 2020-06-29
- **Target enrollment:** 9 (ACTUAL)
- **Why stopped:** Due to a change in the development strategy
- **Last updated:** 2021-06-18

## Collaborators

- [object Object]
- [object Object]
- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03809650

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03809650, "A Clinical Study to Find Out if Macitentan is Effective and Safe in Japanese Patients With Chronic Thromboembolic Pulmonary Hypertension (CTEPH).". Retrieved via AI Analytics 2026-05-30 from https://api.ai-analytics.org/clinical/NCT03809650. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*