🏛️ Verified NIH Record • Updated 2026-04-16

Study to Evaluate Sotatercept (MK-7962) in Children With Pulmonary Arterial Hypertension (PAH) (MK-7962-008) (NCT05587712)

A Phase 2 Open-label Study to Evaluate the Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of Sotatercept (MK-7962) in Children From 1 to Less Than 18 Years of Age With PAH on Standard of Care

🟢 Recruiting Phase2 💊 Investigational Drug / Biologic Sponsor: Merck Sharp & Dohme LLC

🩺 Plain-English Summary (8th-Grade Level)

The primary objectives of the study are to evaluate the safety and tolerability, and pharmacokinetics (PK) of sotatercept over 24 weeks of treatment in children ≥1 to \<18 years of age with PAH World Health Organization (WHO) Group 1 on standard of care (SoC). There is no formal hypothesis.

Who can join: Review the eligibility criteria below.

Location: The Regents of the University of California - Los Angeles (UCLA Pediatrics) ( Site 1606) — Los Angeles, California

Age range: 1 Year to 17 Years

🧪 Interventions in This Study

📋 "Do I Qualify?" — 1-Minute Self Screener

Instant Checklist

Full eligibility criteria are available on the official NIH protocol. View the criteria ↗

📍 All Participating Trial Locations (35 Sites)

Showing the first 25 of 35 sites.

  • The Regents of the University of California - Los Angeles (UCLA Pediatrics) ( Site 1606) — Los Angeles, California
  • Stanford University School of Medicine ( Site 1603) — Palo Alto, California
  • UCSF Benioff Children's Hospital San Francisco ( Site 1611) — San Francisco, California
  • Children's Hospital Colorado ( Site 1609) — Aurora, Colorado
  • Children's National Medical Center ( Site 1600) — Washington D.C., District of Columbia
  • Cincinnati Children's Hospital Medical Center ( Site 1602) — Cincinnati, Ohio
  • Children's Hospital of Philadelphia (CHOP) ( Site 1608) — Philadelphia, Pennsylvania
  • Monroe Carell Jr. Children's Hospital ( Site 1601) — Nashville, Tennessee
  • Seattle Children's Hospital ( Site 1605) — Seattle, Washington
  • Children's Wisconsin ( Site 1610) — Milwaukee, Wisconsin
  • The Children's Hospital at Westmead ( Site 0001) — Westmead, New South Wales
  • Clinica Somer-Unidad de Investigacion y Docencia ( Site 0205) — Rionegro, Antioquia
  • Fundación Valle del Lili ( Site 0200) — Cali, Valle del Cauca Department
  • Clínica Imbanaco S.A.S ( Site 0203) — Cali, Valle del Cauca Department
  • CHU de Toulouse - Hôpital des Enfants ( Site 0302) — Toulouse, Haute-Garonne
  • Assistance Publique Hôpitaux de Marseille - Hôpital de la Timone ( Site 0303) — Marseille, Provence-Alpes-Côte d'Azur Region
  • Hôpital Universitaire Necker Enfants Malades ( Site 0300) — Paris,
  • Universitaetsklinikum Heidelberg ( Site 0401) — Heidelberg, Baden-Wurttemberg
  • Klinikum der Universität München Großhadern ( Site 0404) — München, Bavaria
  • Medizinische Hochschule Hannover ( Site 0405) — Hanover, Lower Saxony
  • Schneider Children's Medical Center ( Site 0603) — Petah Tikva,
  • Sheba Medical Center ( Site 0601) — Ramat Gan,
  • University Medical Center Groningen ( Site 0900) — Groningen,
  • Centrum Zdrowia Dziecka w Warszawie-Klinika Kardiologii ( Site 1103) — Warsaw, Masovian Voivodeship
  • Uniwersyteckie Centrum Kliniczne-Klinika Kardiologii Dziecięcej i Wad Wrodzonych Serca ( Site 1102) — Gdansk, Pomeranian Voivodeship

📞 Contact the Study Coordinator

Phone: (888) 577-8839

Email: Trialsites@msd.com

Coordinator details come directly from the registered NIH protocol. Confirm the study is still recruiting before traveling.

💰 Cost, Insurance & Patient Rights

  • 100% Free Items: The investigational treatment and protocol-required procedures are supplied at zero cost by the sponsor.
  • Routine Patient Care: Under federal law (ACA § 2709) and many state statutes, routine care costs are covered during participation.
  • Voluntary Participation: You may withdraw at any time without affecting your standard medical care.

💡 How to Participate

  1. Check the checklist above to see if you may qualify.
  2. Contact the study coordinator using the phone/email above.
  3. Ask about the visit schedule, what is covered at no cost, and any travel support.
  4. Confirm with your own doctor before making a decision.
🏛️ View Official NIH Record ↗