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Une étude offrant un accès au traitement aux participants souffrant d'hypertension pulmonaire qui terminent une étude parentale et n'ont pas d'autre option (PLATYPUS)

2 novembre 2026 mis à jour par: Actelion

Une étude prospective, ouverte et plate-forme pour le suivi à long terme des participants utilisant l'intervention d'étude dans les études parentales sur l'hypertension pulmonaire

The purpose of the study is to enable participants with pulmonary hypertension (PH) currently treated with study intervention(s) in a clinical study (parent studies [NCT03422328, NCT03904693,NCT04565990, NCT02932410, NCT03492177, and NCT04175600]), to continue to benefit from the intervention after closure of the parent study in case they have no alternative means of access to the study intervention. This study will allow assessment of the long-term safety of each study intervention.

Aperçu de l'étude

Type d'étude

Interventionnel

Inscription (Estimé)

280

Phase

  • Phase 3

Contacts et emplacements

Cette section fournit les coordonnées de ceux qui mènent l'étude et des informations sur le lieu où cette étude est menée.

Coordonnées de l'étude

Lieux d'étude

      • Durban, Afrique du Sud, 4001
        • Complété
        • Abdullah, IA
      • Lenasia, Afrique du Sud, 1820
        • Recrutement
        • Dr Kalla
      • Leuven, Belgique, 3000
        • Complété
        • UZ Leuven
      • Minsk, Biélorussie, 220036
        • Recrutement
        • The Republican Scientific-Practical Center ''Cardiology''
      • Minsk, Biélorussie
        • Complété
        • Minsk Regional Clinical Hospital Of The Red Banner Of Labor
      • Sofia, Bulgarie, 1750
        • Recrutement
        • University Multiprofile Hospital for Active Treatment- UMHAT Sveta Anna AD
      • Beijing, Chine, 100029
        • Recrutement
        • Beijing Anzhen Hospital
      • Beijing, Chine, 100029
        • Recrutement
        • Beijing Anzhen Hospital 1
      • Changsha, Chine, 410011
        • Recrutement
        • The Second Xiangya Hospital of Central South Hospital
      • Nanjing, Chine
        • Recrutement
        • Jiangsu Province Hospital
      • Qingdao, Chine, 266035
        • Recrutement
        • Qingdao Women and Children's Hospital
      • Shanghai, Chine, 200062
        • Recrutement
        • Childrens Hospital of Shanghai
      • Xi'an, Chine, 710061
        • Recrutement
        • The First Affiliated Hospital of Xian Jiaotong University
      • Daejeon, Corée du Sud, 35015
        • Recrutement
        • Chungnam National University Hospital
      • Incheon, Corée du Sud, 21565
        • Recrutement
        • Gachon University Gil Medical Center
      • Seoul, Corée du Sud, 05505
        • Recrutement
        • Asan Medical Center
      • Seoul, Corée du Sud, 03080
        • Recrutement
        • Seoul National University Hospital
      • Seoul, Corée du Sud, 06351
        • Recrutement
        • Samsung Medical Center
      • Seoul, Corée du Sud, 06591
        • Complété
        • The Catholic University of Korea Seoul St Marys Hospital
      • Seoul, Corée du Sud, 03080
        • Recrutement
        • Seoul National University Hospital 1
      • Budapest, Hongrie, 1096
        • Recrutement
        • Gottsegen György Országos Kardiológiai Intézet
      • Bialystok, Pologne, 15 276
        • Recrutement
        • Klinika Kardiologii Z Oddzialem Intensywnego Nadzoru Kardiologicznego UM W Bialymstoku
      • Bydgoszcz, Pologne, 85-168
        • Complété
        • Szpital Uniwersytecki nr 2 im dr Jana Biziela w Bydgoszczy, Klinika Kardiologii
      • Katowice, Pologne, 40 635
        • Recrutement
        • SPSK nr 7 SUM w Katowicach Gornoslaskie Centrum Medyczne im Prof Leszka Gieca
      • Lodz, Pologne, 91 347
        • Complété
        • Oddzial Kardiologii Wojewodzki Szpital Specjalistyczny im W Bieganskiego
      • Lublin, Pologne, 20 718
        • Complété
        • Wojewodzki Szpital Specjalistyczny im Stefana Kardynala Wyszynskiego SPZOZ
      • Szczecin, Pologne, 70 111
        • Complété
        • SPSK2 PUM Klinika Kardiologii
      • Wroclaw, Pologne, 51 124
        • Complété
        • Wojewodzki Szpital Specjalist Osrodek Badawczo Rozwojowy
      • Wroclaw, Pologne, 51 124
        • Recrutement
        • Wojewodzki Szpital Specjalistyczny we Wroclawiu
      • Kemerovo, Russie, 650002
        • Complété
        • Scientific and Research Institution of Cardiovascular Diseases Complex Problems
      • Novosibirsk, Russie, 630055
        • Recrutement
        • E.Meshalkin National Medical Research Center of the Ministry of Health of the Russian Federation
      • Saint Petersburg, Russie, 197341
        • Complété
        • Federal State Budgetary Institution
      • Tomsk, Russie, 634012
        • Complété
        • Institute of Cardiology of Tomsk National Research Medical Center of Rus Academy of Sciences
      • Tyumen, Russie, 625000
        • Recrutement
        • Regional Clinical Hospital No1
      • Kaohsiung City, Taïwan, 813
        • Recrutement
        • Kaohsiung Veterans General Hospital
      • Tainan, Taïwan, 704
        • Recrutement
        • National Cheng Kung University Hospital
      • Taipei, Taïwan, 100
        • Recrutement
        • National Taiwan University Hospital
      • Taipei, Taïwan, 112
        • Recrutement
        • Taipei Veterans General Hospital
      • Taoyuan, Taïwan, 333
        • Recrutement
        • Chang-Gung Memorial Hospital, LinKou Branch
      • Chiang Mai, Thaïlande, 50200
        • Recrutement
        • Maharaj Nakorn Chiang Mai hospital Faculty of Medicine
      • Dnipro, Ukraine
        • Complété
        • Municipal Inst. Of Dnipropetrovsk Region. Council
      • Kyiv, Ukraine, 03680
        • Complété
        • State Institute Of Phthisiology And Pulmonology N.A. F.G. Yanovskiy Of Ams Ukraine
      • Hanoi, Viêt Nam
        • Recrutement
        • Hanoi Medical University Hospital
      • Hanoi, Viêt Nam
        • Recrutement
        • Hanoi Heart Hospital
      • Ho Chi Minh City, Viêt Nam
        • Recrutement
        • Children's Hospital 1

Critères de participation

Les chercheurs recherchent des personnes qui correspondent à une certaine description, appelée critères d'éligibilité. Certains exemples de ces critères sont l'état de santé général d'une personne ou des traitements antérieurs.

Critère d'éligibilité

Âges éligibles pour étudier

2 ans et plus (Enfant, Adulte, Adulte plus âgé)

Accepte les volontaires sains

Non

Sexes éligibles pour l'étude

Tout

La description

Inclusion Criteria:

  • Participant must sign an informed consent form (ICF) (or their legally designated representative must sign) indicating that participant understands the purpose of, and procedures required for, the study and is willing to participate in the study
  • Participant treated with oral macitentan or selexipag or fixed dose combination (FDC) of macitentan 10 milligrams (mg) and tadalafil 40 mg at the end of a sponsor parent study and: a) the indication of the parent study is included in the intervention-specific appendices (ISA) (pulmonary arterial hypertension [PAH]; b) participant has completed the parent study; c) no alternative means of access to study intervention (or equivalent approved therapy) have been identified; d) participant may continue to benefit from treatment with the study intervention; e) Participant is at least 18 years old for macitentan/tadalafil FDC, and at least 2 years old for macitentan or selexipag
  • A female participant of childbearing potential must: a) have a negative urine or serum pregnancy test prior to first intake of study intervention; b) agree to perform monthly urine pregnancy test up to the end of the safety follow-up period; c) If heterosexually active, agree to follow contraceptive methods until 30 days after the last intake of the study intervention. For pediatric female participants: It is the responsibility of the investigator to ensure appropriate counselling, including consultation with a specialist (if needed), to the participant and/or parent(s)/ legally designated representative (LDR)(s) on the acceptable method of contraception

Exclusion Criteria:

General:

  • Participants prematurely discontinued from the study intervention in their parent study
  • Female participant being pregnant, or breastfeeding, or planning to become pregnant while enrolled in this study
  • Planned or current treatment with another investigational treatment

Macitentan-specific:

  • Known allergies, hypersensitivity, or intolerance to macitentan or its excipients
  • Hemoglobin less than (<) 80 grams per liter (g/L)
  • Serum aspartate (AST) and/or alanine aminotransferases (ALT) greater than (>) 3* upper limit of normal (ULN)
  • Known and documented severe hepatic impairment that is, Child-Pugh Class C. For participants with hepatic impairment, Child-Pugh Class (Child-Pugh score) should be fully assessed and documented in the source documents at screening

Selexipag-specific:

  • Known allergies, hypersensitivity, or intolerance to selexipag or its excipients
  • Suspected or known pulmonary veno-occlusive disease (PVOD)
  • Uncontrolled thyroid disease
  • Severe coronary heart disease or unstable angina, myocardial infarction within the last 6 months, decompensated cardiac failure (if not under close medical supervision), severe arrhythmia, cerebrovascular events (for example, transient ischemic attack, stroke) within the last 3 months, or congenital or acquired valvular defects with clinically relevant myocardial function disorders not related to pulmonary hypertension (PH)
  • Known and documented severe hepatic impairment that is, Child-Pugh Class C. For participants with hepatic impairment, Child-Pugh Class (Child-Pugh score) should be fully assessed and documented in the source documents at screening
  • Children only: (a) Current suspicion of intussusception or ileus or gastrointestinal obstruction, per the investigator's judgment; (b) hemoglobin or hematocrit <75 percent (%) of the lower limit of normal range

Macitentan/tadalafil FDC-specific:

  • Known allergies, hypersensitivity, or intolerance to macitentan or tadalafil or their excipients
  • Hemoglobin <80 g/L
  • Serum aspartate (AST) and/or alanine aminotransferases (ALT) >3* ULN range
  • Known and documented severe hepatic impairment that is, Child-Pugh Class C. For participants with hepatic impairment, Child-Pugh Class should be fully assessed and documented in the source documents at screening
  • Severe renal impairment (estimated glomerular filtration rate [eGF]/creatinine clearance <30 milliliter per minute [mL/min])

Plan d'étude

Cette section fournit des détails sur le plan d'étude, y compris la façon dont l'étude est conçue et ce que l'étude mesure.

Comment l'étude est-elle conçue ?

Détails de conception

  • Objectif principal: Traitement
  • Répartition: Non randomisé
  • Modèle interventionnel: Affectation parallèle
  • Masquage: Aucun (étiquette ouverte)

Armes et Interventions

Groupe de participants / Bras
Intervention / Traitement
Expérimental: Macitentan

Participants who have completed a parent study, benefit from their study intervention maintenance and have no adequate alternative local treatment option will be enrolled in this study and will continue to receive study drug macitentan orally during the course of the study. For adult participants study visits will be scheduled every 6 months and for pediatric participants study visits will be scheduled every 3 months. The study includes on-site visits to collect efficacy and safety information until participant discontinuation/withdrawal, or the respective study intervention is made commercially available in the country/territory or an equivalent approved therapy becomes available, or the sponsor decides to terminate the study prematurely.

Adult participants will receive oral dose of macitentan 10 milligrams (mg) tablet once daily. Children greater than or equal to (>=) 2 year to less than (<) 18 years will be given an oral macitentan dose tailored to their body weight, ensuring an equivalent level of systemic exposure as in adults.

Autres noms:
  • JNJ-67896062
Expérimental: Selexipag

Participants who have completed a parent study, benefit from their study intervention maintenance and have no adequate alternative local treatment option will be enrolled in this study and will continue to receive study drug selexipag orally during the course of the study. Study visits are scheduled every 6 months to collect efficacy and safety information until participant discontinuation/withdrawal, or the respective study intervention is made commercially available in the country/territory or an equivalent approved therapy becomes available, or the sponsor decides to terminate the study prematurely.

Adult Participant will receive oral dose of selexipag tablet twice daily at the dose strength corresponding to their maintenance dose at the end of their parent study. Available strengths: 200, 400, 600, 800, 1000, 1200, 1400 and 1600 micrograms (µg). Children with body weight category of >=50 kg will use the tablets at the required dose strength as described for adults. Children with a body weight < 50 kg will receive tablets for pediatric use (dose strengths: 100 and 150 mcg), twice daily to enable continuation of individually maximum tolerated dose of selexipag according to their body weight category.

Autres noms:
  • JNJ-67896049
Expérimental: Macitentan/Tadalafil FDC

Participants who have completed a parent study, benefit from their study intervention maintenance and have no adequate alternative local treatment option will be enrolled in this study and will continue to receive drug Macitentan and Tadalafil fixed dose combination (FDC) orally during the course of the study. Study visits are scheduled every 6 months to collect efficacy and safety information until participant discontinuation/withdrawal, or the respective study intervention is made commercially available in the country/territory or an equivalent approved therapy becomes available, or the sponsor decides to terminate the study prematurely.

Participants will receive oral FDC of macitentan 10 mg and tadalafil 40 mg once daily during the course of the study as already received in the parent studies.

Autres noms:
  • JNJ-68150420

Que mesure l'étude ?

Principaux critères de jugement

Mesure des résultats
Description de la mesure
Délai
Frequency of Treatment Emergent Adverse Events (TEAEs)
Délai: Baseline until End of Study (EOS) (up to 84 months)

An adverse event (AE) is any untoward medical occurrence in a clinical study participant administered a pharmaceutical (investigational or non-investigational) product. An AE does not necessarily have a causal relationship with the intervention. TEAEs are defined as a treatment-emergent AE is any AE temporally associated with the use of study treatment (from start of treatment in the PLATYPUS protocol until 30 days after study treatment discontinuation) whether or not considered by the investigator as related to study treatment.

Baseline until End of Study (EOS) (up to 84 months)
Frequency of TEAEs Leading to Discontinuation
Délai: Baseline until EOS (up to 84 months)

Frequency of TEAEs leading to discontinuation of study intervention will be reported. An AE is any untoward medical occurrence in a clinical study participant administered a pharmaceutical (investigational or non-investigational) product. An AE does not necessarily have a causal relationship with the intervention. TEAEs are defined as a treatment-emergent AE is any AE temporally associated with the use of study treatment (from start of treatment in the PLATYPUS protocol until 30 days after study treatment discontinuation) whether or not considered by the investigator as related to study treatment.

Baseline until EOS (up to 84 months)
Frequency of Serious Adverse Events (SAEs)
Délai: Baseline until EOS (up to 84 months)

SAE is any untoward medical occurrence that at any dose results in death, is life-threatening, requires inpatient hospitalization or prolongation of existing hospitalization, results in persistent or significant disability/incapacity, is a congenital anomaly/birth defect, is a suspected transmission of any infectious agent via a medicinal product and is medically important.

Baseline until EOS (up to 84 months)
Frequency of Deaths
Délai: Baseline until EOS (up to 84 months)

Frequency of deaths will be reported.

Baseline until EOS (up to 84 months)

Collaborateurs et enquêteurs

C'est ici que vous trouverez les personnes et les organisations impliquées dans cette étude.

Parrainer

Les enquêteurs

  • Directeur d'études: Actelion Pharmaceuticals Ltd Clinical Trial, Actelion

Dates d'enregistrement des études

Ces dates suivent la progression des dossiers d'étude et des soumissions de résultats sommaires à ClinicalTrials.gov. Les dossiers d'étude et les résultats rapportés sont examinés par la Bibliothèque nationale de médecine (NLM) pour s'assurer qu'ils répondent à des normes de contrôle de qualité spécifiques avant d'être publiés sur le site Web public.

Dates principales de l'étude

Début de l'étude (Réel)

4 mai 2022

Achèvement primaire (Estimé)

31 janvier 2027

Achèvement de l'étude (Estimé)

28 septembre 2033

Dates d'inscription aux études

Première soumission

17 décembre 2021

Première soumission répondant aux critères de contrôle qualité

17 décembre 2021

Première publication (Réel)

5 janvier 2022

Mises à jour des dossiers d'étude

Dernière mise à jour publiée (Réel)

3 novembre 2026

Dernière mise à jour soumise répondant aux critères de contrôle qualité

2 novembre 2026

Dernière vérification

1 novembre 2026

Plus d'information

Termes liés à cette étude

Autres numéros d'identification d'étude

  • CR109121
  • 2021-002297-11 (Numéro EudraCT)
  • NOPRODPAPUH3001 (Autre identifiant: Janssen Research & Development, LLC)
  • 2023-506791-27-00 (Identificateur de registre: EUCT number)
  • 2023 (Subvention/contrat des NIH des États-Unis)

Plan pour les données individuelles des participants (IPD)

Prévoyez-vous de partager les données individuelles des participants (DPI) ?

OUI

Description du régime IPD

The data sharing policy of Johnson & Johnson Innovative Medicine is available at innovativemedicine.jnj.com/our-innovation/clinical-trials/transparency. As noted on this site, requests for access to the study data can be submitted through Yale Open Data Access (YODA) Project site at yoda.yale.edu

Informations sur les médicaments et les dispositifs, documents d'étude

Étudie un produit pharmaceutique réglementé par la FDA américaine

Non

Étudie un produit d'appareil réglementé par la FDA américaine

Non

Ces informations ont été extraites directement du site Web clinicaltrials.gov sans aucune modification. Si vous avez des demandes de modification, de suppression ou de mise à jour des détails de votre étude, veuillez contacter register@clinicaltrials.gov. Dès qu'un changement est mis en œuvre sur clinicaltrials.gov, il sera également mis à jour automatiquement sur notre site Web .

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