AC-055-503 - US-based observational drug registry of Opsumit (macitentan) new users in clinical practice

Brief description of study

The purpose of the OPUS registry is to better understand the use of Opsumit® in the clinical practice. Other goals include describing the demographic and clinical characteristics and collecting safety information from patients treated with Opsumit®. The OPUS registry will collect information on patients newly treated with Opsumit® in the United States. You are being asked to participate in this observational study named the OPUS Registry because you are initiating therapy with commercial Opsumit® as per standard of care regardless of study participation.


Clinical Study Identifier: s17-01102


If you are registered as a volunteer, please log in to contact the study team/express interest in this study.