preferred_name: {112 (treprostinil 0.016 MG Inhalation Powder [Tyvaso]) / 112 (treprostinil 0.048 MG Inhalation Powder [Tyvaso]) / 112 (treprostinil 0.064 MG Inhalation Powder [Tyvaso]) } Pack [Tyvaso 16-48-64 MCG Maintenance Pack]