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OPsumit USers Registry (OPUS)

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details.
ClinicalTrials.gov Identifier: NCT02126943
Recruitment Status : Completed
First Posted : April 30, 2014
Last Update Posted : August 13, 2020
Information provided by (Responsible Party):

Brief Summary:
Prospective observational drug registry developed to characterize the safety profile (including primarily potential serious hepatic risks) and to describe clinical characteristics and outcomes of patients newly treated with Opsumit in the post-marketing setting.

Condition or disease Intervention/treatment
Pulmonary Arterial Hypertension Drug: Opsumit (macitentan)

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Study Type : Observational
Actual Enrollment : 2686 participants
Observational Model: Cohort
Time Perspective: Prospective
Official Title: US-based, Observational, Drug Registry of Opsumit® (Macitentan) New Users in Clinical Practice
Actual Study Start Date : April 30, 2014
Actual Primary Completion Date : April 24, 2020
Actual Study Completion Date : April 24, 2020

Group/Cohort Intervention/treatment
Opsumit (macitentan)
10 mg tablets
Drug: Opsumit (macitentan)
10 mg tablets
Other Name: ACT-064992

Primary Outcome Measures :
  1. To estimate incidence rates for specified outcomes. [ Time Frame: 1 year ]
    Liver test abnormalities/ Occurrence of Hepatic Adverse Events (HAEs)/ Occurrence of any other AEs/ Discontinuation of Opsumit and reason for stopping therapy/ Hospitalization and death.

Secondary Outcome Measures :
  1. To describe demographic and clinical characteristics of patients treated with Opsumit at enrollment and during observation period. [ Time Frame: 1 year ]

Other Outcome Measures:
  1. To describe PAH treatment patterns at enrollment and during observation period. [ Time Frame: 1 year ]

Information from the National Library of Medicine

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Ages Eligible for Study:   Child, Adult, Older Adult
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No
Sampling Method:   Non-Probability Sample
Study Population
Patients newly treated with Opsumit

Inclusion Criteria:

Patients newly treated with Opsumit defined as a new user of therapy, initiated ≤ 30 days prior to enrollment visit.

Signed ICF

Exclusion Criteria:

Previous user of Opsumit defined as patient who initiated therapy >30 days prior to enrollment.

Patients enrolled in any ongoing clinical trials

Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT02126943

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Sponsors and Collaborators
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Study Chair: V McLaughlin, MD Chair of the OPUS scientific committee (OSC)
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Responsible Party: Actelion
ClinicalTrials.gov Identifier: NCT02126943    
Other Study ID Numbers: AC-055-503
First Posted: April 30, 2014    Key Record Dates
Last Update Posted: August 13, 2020
Last Verified: August 2020
Keywords provided by Actelion:
pulmonary arterial hypertension
Additional relevant MeSH terms:
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Pulmonary Arterial Hypertension
Vascular Diseases
Cardiovascular Diseases
Hypertension, Pulmonary
Lung Diseases
Respiratory Tract Diseases
Endothelin A Receptor Antagonists
Endothelin Receptor Antagonists
Molecular Mechanisms of Pharmacological Action
Endothelin B Receptor Antagonists