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Enrolling by invitationPhase 3

Long-term study of ralinepag in people with pulmonary arterial hypertension

Continues ralinepag treatment in adults with pulmonary arterial hypertension who took part in earlier studies.

Plain-language title generated from the registry record
Registry title: A Study Evaluating the Long-Term Efficacy and Safety of Ralinepag in Subjects With PAH Via an Open-Label Extension

Key facts

Where
Buenos Aires, Caba, Ciudad Autonoma Buenos Aires, Ciudad Autonoma de Buenos Aires, Córdoba, Corrientes, Mar del Plata, Rosario, and Santa Fe, ArgentinaSee the 12 sites
Phase
Phase 3

Where in Argentina

  • Sanatorio de la Trinidad - MitreBuenos Aires, ArgentinaNo longer taking part
  • Cardiologia PalmeroCaba, ArgentinaNo longer taking part
  • Fundacion FavaloroCiudad Autonoma Buenos Aires, ArgentinaNo longer taking part
  • Fundacion RespirarCiudad Autonoma Buenos Aires, ArgentinaNo longer taking part
  • Hospital Britanico de Buenos AiresCiudad Autonoma Buenos Aires, ArgentinaNo longer taking part
  • Hospital ItalianoCiudad Autonoma de Buenos Aires, ArgentinaNo longer taking part
  • Hospital Italiano De CordobaCórdoba, ArgentinaNo longer taking part
  • Hospital Privado Centro Medico de Cordoba S.ACórdoba, ArgentinaNo longer taking part
  • Instituto de Cardiologia de CorrientesCorrientes, ArgentinaNo longer taking part
  • Instituto de Investigaciones ClinicasMar del Plata, ArgentinaNo longer taking part
  • Sanatorio ParqueRosario, ArgentinaNo longer taking part
  • Hospital Provincial Dr. Jose Maria CullenSanta Fe, ArgentinaNo longer taking part

Questions to ask the study team

  1. How often do I need to come in, and for how long each time?
  2. Are travel costs paid?
  3. Can I keep my own doctor?
  4. What happens if I want to stop?
Print a page for my doctor

Trial details

Who runs it
United Therapeutics
Trial code
NCT03683186EU 2023-509305-68-00
Record updated
6 October 2026
Original description
Study ROR-PH-303, ADVANCE EXTENSION, is an open-label extension (OLE) study for participants with WHO Group 1 PAH who have participated in another Phase 2 or Phase 3 study of ralinepag.Read full original descriptionShow less

A Phase 3 Open-label Extension (OLE) Study to Evaluate the Long-term Safety and Efficacy of Ralinepag in Subjects With World Health Organization (WHO) Group 1 Pulmonary Arterial Hypertension (PAH)

Study ROR-PH-303, ADVANCE EXTENSION, is an open-label extension (OLE) study for participants with WHO Group 1 PAH who have participated in another Phase 2 or Phase 3 study of ralinepag.

Inclusion: Evidence of a personally signed and dated informed consent form indicating that the subject has been informed of all pertinent aspects of the study prior to initiation of any study-related procedures; Subjects who are willing and able to comply with scheduled visits, treatment plan, laboratory tests, and other study procedures; Completed the protocol-defined Study Drug Termination Visit or End of Study Visit procedures in the preceding ralinepag study; Both male and female subjects agree to use a medically acceptable method of contraception throughout the entire study period from informed consent through the 30 day Follow-up Visit, if the possibility of conception exists. Eligible male and female subjects must also agree not to participate in a conception process (i.e., actively attempt to become pregnant or to impregnate, sperm donation, in vitro fertilization) during the study and for 30 days after the last dose of ralinepag.

Exclusion: Subjects who prematurely discontinued investigational medicinal product (IMP) due to a drug-related AE/SAE or tolerability issue in the preceding ralinepag study in which they were enrolled, or subjects who did not complete all protocol defined study procedures at a Study Drug Termination Visit or End of Study Visit in the preceding ralinepag study; Subjects who had an emergency unblinding procedure in a prior Phase 2 or 3 study; Subjects who have undergone lung or heart/lung transplant or the initiation of long-term parenteral or inhaled therapy with a prostacyclin during the time since participation in their original ralinepag study; Subjects who withdrew consent during participation in another ralinepag study; Female subjects who wish to become pregnant or who have a positive pregnancy test on Day 1 (OLE Entry Visit), or are lactating or breastfeeding.

ClinicalTrials.gov NCT03683186 · EU CTIS 2023-509305-68-00