Study of Incidence of Respiratory Tract AEs in Patients Treated With Tyvaso® Compared to Other FDA Approved PAH Therapies


About this study

A surveillance of respiratory tract related adverse events in patients treated with Tyvaso® (treprostinil) Inhalation Solution versus other FDA approved therapies.

Participation eligibility

Participant eligibility includes age, gender, type and stage of disease, and previous treatments or health concerns. Guidelines differ from study to study, and identify who can or cannot participate. There is no guarantee that every individual who qualifies and wants to participate in a trial will be enrolled. Contact the study team to discuss study eligibility and potential participation.

Inclusion Criteria:

  • Clinical diagnosis of PAH, WHO GROUP I
  • Prescribed and is currently receiving Tyvaso and/or other FDA-approved therapy for the treatment of PAH
  • Willing and able to provide written informed consent

Exclusion Criteria:

  • Previous initiation and permanent discontinuation of Tyvaso
  • Participation in an investigational clinical drug or device trial within 30 days of enrollment
  • Current or past diagnosis of lung neoplasm
  • Active gastrointestinal or pulmonary bleed at enrollment
  • Planned surgical intervention for treatment of PAH e.g., atrial septostomy or transplant

Participating Mayo Clinic locations

Study statuses change often. Please contact the study team for the most up-to-date information regarding possible participation.

Mayo Clinic Location Status

Jacksonville, Fla.

Mayo Clinic principal investigator

Charles Burger, M.D.

Closed for enrollment

More information


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