Efficacy, Safety, and Pharmacokinetics of Vericiguat in Pediatric Participants With Heart Failure Due to Left Ventricular Systolic Dysfunction (MK-1242-036)
NCT ID: NCT05714085
Last Updated: 2025-11-13
Study Results
The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.
Basic Information
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RECRUITING
PHASE2/PHASE3
342 participants
INTERVENTIONAL
2023-05-31
2032-04-15
Brief Summary
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Detailed Description
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Conditions
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Study Design
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RANDOMIZED
PARALLEL
TREATMENT
QUADRUPLE
Study Groups
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Base Period: Vericiguat
Participants in the Base Period receive 2.5 mg or 5 mg or 10 mg vericiguat administered orally once daily in tablet form for 52 weeks; or 0.2 mg/mL or 1 mg/mL vericiguat administered orally once daily in suspension form for 52 weeks.
Vericiguat tablet
2.5 mg or 5 mg or 10 mg vericiguat administered orally once daily in tablet form
Vericiguat suspension
0.2 mg/mL or 1 mg/mL vericiguat administered orally once daily in suspension form
Base Period: Placebo
Participants in the Base Period receive placebo for vericiguat administered orally once daily in tablet form for 52 weeks, or administered orally once daily in suspension form for 52 weeks.
Placebo tablet
Placebo for vericiguat administered orally once daily in tablet form
Placebo suspension
Placebo for vericiguat administered orally once daily in suspension form
Extension Period: Vericiguat
Participants in the Extension Period receive either 2.5 mg or 5 mg or 10 mg vericiguat administered orally once daily in tablet form; or 0.2 mg/mL or 1 mg/mL vericiguat administered orally once daily in suspension form; following completion of the Base Period.
Vericiguat tablet
2.5 mg or 5 mg or 10 mg vericiguat administered orally once daily in tablet form
Vericiguat suspension
0.2 mg/mL or 1 mg/mL vericiguat administered orally once daily in suspension form
Interventions
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Vericiguat tablet
2.5 mg or 5 mg or 10 mg vericiguat administered orally once daily in tablet form
Vericiguat suspension
0.2 mg/mL or 1 mg/mL vericiguat administered orally once daily in suspension form
Placebo tablet
Placebo for vericiguat administered orally once daily in tablet form
Placebo suspension
Placebo for vericiguat administered orally once daily in suspension form
Other Intervention Names
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Eligibility Criteria
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Inclusion Criteria
* Has biventricular physiology with a morphologic systemic left ventricle.
* Is currently receiving stable medical therapy for HF.
* Has left ventricular ejection fraction (LVEF) \<45% assessed within 3 months before randomization.
* Is of any sex/gender, from \>28 days to \<18 years of age inclusive. Must weigh ≥3 kg to participate.
* Female is eligible to participate if not pregnant or breastfeeding, and at least one of the following: is not a participant of childbearing potential (POCBP); or is a POCBP who uses a highly effective contraceptive method; has a negative highly sensitive pregnancy test; abstains from breastfeeding during the study intervention period and for at least 30 days after study intervention; and their medical history; their menstrual history, and recent sexual activity has been reviewed.
* Extension Period: Was randomized, received at least 1 dose of study intervention (vericiguat or placebo), did not permanently discontinue study intervention, and completed the Week 52 visit and safety follow-up period of the Base Period
Exclusion Criteria
* Has a known allergy or sensitivity to vericiguat, any of its constituents, or any other soluble guanylate cyclase (sGC) stimulator.
* Has a history of single ventricle heart disease or has a morphologic systemic right ventricle.
* Has undergone heart transplantation, is awaiting heart transplantation United Network for Organ Sharing (UNOS) Class 1A or equivalent, is receiving continuous IV infusion of an inotrope, or has an implanted ventricular assist device.
* Has sustained or symptomatic dysrhythmia uncontrolled with drug or device therapy.
* Has had recent cardiovascular (CV) surgical procedure or percutaneous intervention to palliate or correct congenital CV malformations.
* Has unoperated or residual hemodynamically significant congenital cardiac malformations.
* Has hypertrophic or restrictive cardiomyopathy.
* Has active myocarditis or has been recently diagnosed with presumed or definitive myocarditis.
* Has acute coronary syndrome, undergone recent coronary intervention, or indication for coronary revascularization.
* Has symptomatic carotid stenosis or other symptomatic cerebrovascular disease
* Has severe pulmonary hypertension.
* Requires continuous home oxygen for significant pulmonary disease and/or has known interstitial lung disease.
* Has severe chronic kidney disease.
* Has hepatic disorder such as hepatic encephalopathy, hepatic laboratory abnormalities or Child Pugh Class C.
* Has a gastrointestinal or biliary disorder that could impair absorption, metabolism, or excretion of medications.
* Has significant bone disease (other than osteopenia) that in the assessment of the investigator can alter bone formation
* Has concurrent or anticipated concomitant use of phosphodiesterase type 5 inhibitors or an sGC stimulator.
* Has received a COVID-19 vaccination within 1 week before randomization.
29 Days
17 Years
ALL
No
Sponsors
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Merck Sharp & Dohme LLC
INDUSTRY
Responsible Party
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Principal Investigators
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Medical Director
Role: STUDY_DIRECTOR
Merck Sharp & Dohme LLC
Locations
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Loma Linda University Health System ( Site 0008)
Loma Linda, California, United States
The Regents of the University of California - Los Angeles (UCLA Pediatrics) ( Site 0002)
Los Angeles, California, United States
Children's Hospital Colorado ( Site 0012)
Aurora, Colorado, United States
Children's National Medical Center ( Site 0020)
Washington D.C., District of Columbia, United States
Johns Hopkins All Children's Hospital ( Site 0029)
St. Petersburg, Florida, United States
Children's Healthcare of Atlanta - Arthur M. Blank Hospital ( Site 0001)
Atlanta, Georgia, United States
C.S. Mott Children's Hospital ( Site 0033)
Ann Arbor, Michigan, United States
Washington University-Pediatric Cardiology/ St. Louis Children's Hospital ( Site 0006)
St Louis, Missouri, United States
Columbia University Medical Center-Pediatric Cardiology ( Site 0016)
New York, New York, United States
The Children's Hospital at Montefiore ( Site 0030)
The Bronx, New York, United States
Cincinnati Children's Hospital Medical Center ( Site 0034)
Cincinnati, Ohio, United States
Cleveland Clinic-Cleveland Clinic Chidren's ( Site 0022)
Cleveland, Ohio, United States
Children's Hospital of Philadelphia (CHOP) ( Site 0004)
Philadelphia, Pennsylvania, United States
Children's Hospital of Pittsburgh ( Site 0010)
Pittsburgh, Pennsylvania, United States
Le Bonheur Children's Hospital ( Site 0007)
Memphis, Tennessee, United States
Children's Health-The Heart Center ( Site 0015)
Dallas, Texas, United States
Seattle Children's Hospital-Cardiology/Fetal Therapy ( Site 0019)
Seattle, Washington, United States
Centre Hospitalier Régional de la Citadelle ( Site 0302)
Liège, Liege, Belgium
UZ Gent ( Site 0301)
Ghent, Oost-Vlaanderen, Belgium
UZ Leuven ( Site 0300)
Leuven, Vlaams-Brabant, Belgium
Instituto Dante Pazzanese de Cardiology ( Site 0402)
São Paulo, São Paulo, Brazil
Incor - Instituto do Coracao ( Site 0400)
São Paulo, , Brazil
Stollery Children's Hospital ( Site 0501)
Edmonton, Alberta, Canada
Centre intégré universitaire de santé et de services sociaux-Centre de recherche du CHUS ( Site 0502)
Sherbrooke, Quebec, Canada
Clinica Somer ( Site 0607)
Rionegro, Antioquia, Colombia
Ciensalud Ips S A S ( Site 0608)
Barranquilla, Atlántico, Colombia
Fundación Cardioinfantil Instituto de Cardiología ( Site 0603)
Bogotá, Bogota D.C., Colombia
Fundación Valle del Lili ( Site 0604)
Cali, Valle del Cauca Department, Colombia
Clínica Imbanaco S.A.S ( Site 0602)
Cali, Valle del Cauca Department, Colombia
Rigshospitalet-BørneUngeAfdelingen ( Site 0800)
Copenhagen, Capital Region, Denmark
Tampereen yliopistollinen sairaala-Pediatric Early Phase Trials Unit ( Site 0900)
Tampere, Pirkanmaa, Finland
CHU Bordeaux Haut-Leveque ( Site 1000)
Pessac, Aquitaine, France
CHU Lille - Institut Coeur Poumon ( Site 1005)
Lille, Nord, France
Centre Hospitalier Universitaire de Nantes - Hôpital Femme-Enfant-Adolescent Chu De Nantes ( Site 1002)
Nantes, Pays de la Loire Region, France
Assistance Publique Hôpitaux de Marseille - Hôpital de la Timone ( Site 1003)
Marseille, Provence-Alpes-Côte d'Azur Region, France
Hôpital Universitaire Necker Enfants Malades ( Site 1001)
Paris, , France
Assistance Publique - Hopitaux de Paris (AP-HP) - Hopital Robert Debre - Centre Hospitalo Universita ( Site 1004)
Paris, , France
Universitaetsklinikum Freiburg ( Site 1102)
Freiburg im Breisgau, Baden-Wurttemberg, Germany
Universitaetsklinikum Heidelberg ( Site 1100)
Heidelberg, Baden-Wurttemberg, Germany
Kinderklinik des Uni-Klinikums Erlangen ( Site 1104)
Erlangen, Bavaria, Germany
Medizinische Hochschule Hannover ( Site 1108)
Hanover, Lower Saxony, Germany
Deutsches Herzzentrum Berlin ( Site 1101)
Berlin, , Germany
Gottsegen György Országos Kardiovaszkuláris Intézet-Gyermeksziv Kozpont ( Site 1300)
Budapest, , Hungary
Children's Health Ireland (CHI) at Crumlin ( Site 1400)
Dublin, , Ireland
IRCCS Istituto Giannina Gaslini ( Site 1603)
Genoa, Liguria, Italy
A.O.Universitaria Meyer ( Site 1600)
Florence, Tuscany, Italy
Azienda Ospedale - Università Padova ( Site 1601)
Padua, Veneto, Italy
Hospital Universiti Sains Malaysia ( Site 1703)
Kota Bharu, Kelantan, Malaysia
University Malaya Medical Centre ( Site 1701)
Lembah Pantai, Kuala Lumpur, Malaysia
Hospital Queen Elizabeth II ( Site 1706)
Kota Kinabalu, Sabah, Malaysia
Hospital Tunku Azizah-Paediatric ( Site 1700)
Kuala Lumpur, , Malaysia
Institut Jantung Negara ( Site 1705)
Kuala Lumpur, , Malaysia
Morales Vargas Centro de Investigacion ( Site 1810)
León, Guanajuato, Mexico
CINVEC Medica ( Site 1814)
Guadalajara, Jalisco, Mexico
Instituto Nacional de Pediatria ( Site 1803)
Mexico City, Mexico City, Mexico
INVECORDIS S.C. ( Site 1808)
Hacienda de Las Palmas, State of Mexico, Mexico
Centro de Estudios de Investigacion Metabolicos y Cardiovasculares ( Site 1800)
Ciudad Madero, Tamaulipas, Mexico
Centro de Atención e Investigación Clínica ( Site 1813)
Aguascalientes, , Mexico
Instituto Nacional de Cardiologia Ignacio Chavez ( Site 1804)
México, , Mexico
Erasmus Medisch Centrum ( Site 1900)
Rotterdam, South Holland, Netherlands
University Medical Center Groningen ( Site 1901)
Groningen, , Netherlands
Universitair Medisch Centrum Utrecht ( Site 1902)
Utrecht, , Netherlands
Auckland City Hospital ( Site 2000)
Auckland, , New Zealand
Instituto Nacional Cardiovascular INCOR Carlos Peschiera Carrillo - EsSalud ( Site 2100)
Jesús María, Lima, Peru
Uniwersyteckie Centrum Kliniczne-Klinika Kardiologii Dziecięcej i Wad Wrodzonych Serca ( Site 2302)
Gdansk, Pomeranian Voivodeship, Poland
Unidade Local de Saude Lisboa Ocidental - Hospital de Santa Cruz ( Site 2401)
Lisbon, Lisbon District, Portugal
Unidade Local de Saude de Santa Maria - Hospital de Santa Maria ( Site 2402)
Lisbon, , Portugal
Unidade Local de Saúde de São João ( Site 2403)
Porto, , Portugal
National University Hospital-Paediatrics ( Site 2600)
Singapore, South West, Singapore
KK Women's and Children's Hospital ( Site 2601)
Singapore, South West, Singapore
TREAD Research ( Site 2700)
Cape Town, Western Cape, South Africa
Children's Heart Disease Research Unit ( Site 2704)
Cape Town, Western Cape, South Africa
Pusan National University Yangsan Hospital ( Site 2802)
Pusan, Kyongsangnam-do, South Korea
Seoul National University Hospital ( Site 2803)
Seoul, , South Korea
Severance Hospital, Yonsei University Health System ( Site 2800)
Seoul, , South Korea
Samsung Medical Center ( Site 2801)
Seoul, , South Korea
Hospital Sant Joan de Déu-Pediatric cardiology ( Site 2902)
Esplugues de Llobregat, Barcelona, Spain
Hospital Universitari Vall d'Hebron ( Site 2903)
Barcelona, Catalonia, Spain
Hospital Materno-Infantil Teresa Herrera ( Site 2905)
A Coruña, La Coruna, Spain
HOSPITAL GENERAL UNIVERSITARIO GREGORIO MARAÑON ( Site 2904)
Madrid, Madrid, Comunidad de, Spain
Hospital Universitario La Paz ( Site 2912)
Madrid, Madrid, Comunidad de, Spain
HOSPITAL UNIVERSITARIO VIRGEN DEL ROCIO ( Site 2907)
Seville, , Spain
Skånes Universitetssjukhus Lund ( Site 3000)
Lund, Skåne County, Sweden
Astrid Lindgrens Barnsjukhus ( Site 3001)
Stockholm, Stockholm County, Sweden
Faculty of Medicine Siriraj Hospital ( Site 3200)
Bangkok, Bangkok, Thailand
Faculty of Medicine - Khon Kaen University ( Site 3202)
Muang, Changwat Khon Kaen, Thailand
Maharaj Nakorn Chiang Mai Hospital-Department of Pediatrics ( Site 3201)
Chiang Mai, , Thailand
Hacettepe Universite Hastaneleri ( Site 3304)
Ankara, , Turkey (Türkiye)
Baskent Universitesi Ankara Hastanesi ( Site 3301)
Ankara, , Turkey (Türkiye)
Ankara Bilkent Şehir Hastanesi. ( Site 3300)
Ankara, , Turkey (Türkiye)
Dr. Siyami Ersek Göğüs Kalp Ve Damar Cerrahisi Eğitim Ve Araştırma Hastanesi ( Site 3302)
Istanbul, , Turkey (Türkiye)
S.B.Ü. DR. BEHÇET UZ ÇOCUK HASTALIKLARI VE CERRAHİSİ EĞİTİM VE ARAŞTIRMA HASTANESİ ( Site 3303)
Izmir, , Turkey (Türkiye)
Great Ormond Street Hospital For Children NHS Foundation Trust ( Site 3401)
London, London, City of, United Kingdom
Freeman Hospital ( Site 3400)
Newcastle upon Tyne, , United Kingdom
Countries
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Central Contacts
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Facility Contacts
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References
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Fritsch A, Meyer M, Blaustein RO, Trujillo ME, Kauh E, Roessig L, Boettcher M, Becker C. Clinical Pharmacokinetic and Pharmacodynamic Profile of Vericiguat. Clin Pharmacokinet. 2024 Jun;63(6):751-771. doi: 10.1007/s40262-024-01384-1. Epub 2024 Jun 25.
Related Links
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Plain Language Summary
Merck Clinical Trials Information
Other Identifiers
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MK-1242-036
Identifier Type: OTHER
Identifier Source: secondary_id
2022-501238-52-00
Identifier Type: REGISTRY
Identifier Source: secondary_id
U1111-1275-1768
Identifier Type: REGISTRY
Identifier Source: secondary_id
2021-004399-33
Identifier Type: EUDRACT_NUMBER
Identifier Source: secondary_id
1242-036
Identifier Type: -
Identifier Source: org_study_id
NCT06428383
Identifier Type: -
Identifier Source: nct_alias