A 45-Year-Old Man Has a History of Heart Failure and Is

Multiple Choice

A 45-year-old man has a history of heart failure and is diagnosed with pulmonary arterial hypertension. Initially, he is prescribed treprostinil (Tyvaso) 3 breathes (18 mcg) per treatment session via the Tyvaso Inhalation System. Upon first administration, the patient feels nauseated, throat irritation, muscle pain, and experiences flushing. What is the best next course of action?

A) Continue medication administration with the addition of pain relievers.
B) Stop medication administration and continue to the next treatment session.
C) Reduce dose to 1 to 2 breaths per session and then gradually increase to 3.
D) Change medication administration.