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A Phase 3, Randomized, Double-blind, Placebo-controlled Study to Evaluate Sotatercept When Added to Background Pulmonary Arterial Hypertension (PAH) Therapy in Newly Diagnosed Intermediate- and High-risk PAH Patients

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2023-509139-16-00
Acronym
A011-13
Enrollment
253
Registered
2024-09-24
Start date
2022-05-13
Completion date
2025-04-03
Last updated
2025-05-20

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Therapeutic confirmatory (phase III)

Brief summary

The primary efficacy endpoint is TTCW.The events that will comprise this endpoint include the following:All-cause death,Non-planned PAH-related hospitalization of ≥24 hours in duration,Atrial septostomy,Lung transplant. Deterioration in performance in exercise testing due to PAH,and at least 1 of the following:Worsening of WHO FC from baseline,Signs/symptoms of increased right heart failure.Addition of a background PAH therapy or change in the background PAH therapy delivery route to parenteral, Cont. Translation- German (AT), Cont. Translation- Croatian, Cont. Translation- French, Cont. Translation- Dutch, Cont. Translation- Portuguese

Detailed description

Multicomponent improvement endpoint: Measure of participants achieving improvement in 6MWD, NT-proBNP, and WHO FC at Week 24. achieving low-risk category in REVEAL Lite 2 risk score; using simplified French Risk score calculator; change in NT-proBNP levels; maintaining or improving WHO FC at 24 weeks; change in 6MWD; and changes in the Physical Impacts, Cardiopulmonary Symptoms, and Cognitive/Emotional Impacts domain scores of PAH-SYMPACT® at Week 24 versus baseline., Cont. Translation- German (AT), Cont. Translation- Croatian, Cont. Translation- France, Cont. Translation- Dutch, Cont. Translation- Portuguese

Interventions

DRUGsotatercept

Sponsors

Acceleron Pharma Inc.
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Design outcomes

Primary

MeasureTime frame
The primary efficacy endpoint is TTCW.The events that will comprise this endpoint include the following:All-cause death,Non-planned PAH-related hospitalization of ≥24 hours in duration,Atrial septostomy,Lung transplant. Deterioration in performance in exercise testing due to PAH,and at least 1 of the following:Worsening of WHO FC from baseline,Signs/symptoms of increased right heart failure.Addition of a background PAH therapy or change in the background PAH therapy delivery route to parenteral, Cont. Translation- German (AT), Cont. Translation- Croatian, Cont. Translation- French, Cont. Translation- Dutch, Cont. Translation- Portuguese

Secondary

MeasureTime frame
Multicomponent improvement endpoint: Measure of participants achieving improvement in 6MWD, NT-proBNP, and WHO FC at Week 24. achieving low-risk category in REVEAL Lite 2 risk score; using simplified French Risk score calculator; change in NT-proBNP levels; maintaining or improving WHO FC at 24 weeks; change in 6MWD; and changes in the Physical Impacts, Cardiopulmonary Symptoms, and Cognitive/Emotional Impacts domain scores of PAH-SYMPACT® at Week 24 versus baseline., Cont. Translation- German (AT), Cont. Translation- Croatian, Cont. Translation- France, Cont. Translation- Dutch, Cont. Translation- Portuguese

Countries

Austria, Belgium, Croatia, Czechia, Denmark, France, Germany, Greece, Italy, Netherlands, Poland, Portugal, Spain

Outcome results

None listed

Source: EU CTIS · Data processed: Feb 4, 2026