Treprostinil (Inhalation Route)

The dose of this medicine will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of this medicine. If your dose is different, do not change it unless your doctor tells you to do so.

The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.

• For inhalation dosage form (solution):
  • For pulmonary arterial hypertension:
    • Adults—At first, 18 micrograms (mcg) or three breaths, per treatment session at least 4 hours apart, 4 times a day. Your doctor may adjust your dose as needed and tolerated. However, the dose is usually not more than 9 breaths per treatment session, 4 times a day.
    • Children—Use and dose must be determined by your doctor.