What is Tyvaso? Uses, warnings & side effects

Updated May 14, 2025  •  Published Jan 25, 2021

Tyvaso overview

BRAND NAMES:

  • Tyvaso

Generic Names:

  • Tyvaso

Uses:

  • Treats pulmonary arterial hypertension (PAH) and may improve exercise ability in patients with PAH.

Therapeutic Classes:

  • Vasodilator

Forms:

  • Liquid

How it’s taken:

  • By breathing

What is Tyvaso used for?

Tyvaso is a prescription only medication that is used by patients to treat pulmonary arterial hypertension. Tyvaso works by decreasing blood pressure within the arteries of the lungs. This medication is available as an inhalation solution.

What form(s) does Tyvaso come in?

  • Liquid

What are common Tyvaso dosages?

  • Plas Cont 2.9000000953674316ML of 0.6MG/ML

Tyvaso images - What does Tyvaso look like?

  • Tyvaso
    2.9ml of 0.6mg/ml bottle

How to take Tyvaso

  • Your doctor will tell you how much medicine to use. Do not use more than directed.

  • This medicine is for use only in your lungs. Do not get any of it in your eyes or on your skin. If it does get on these areas, rinse it off right away with water. Do not take this medicine by mouth.

  • The drug should only be inhaled using the Tyvaso® Inhalation system, a special lung drug delivery device, for 2 to 3 minutes.

  • Do not change your doses or stop using your medicine without asking your doctor first.

  • Read and follow the patient instructions that come with this medicine. Talk to your doctor or pharmacist if you have any questions.

  • Missed dose: Take a dose as soon as you remember. If it is almost time for your next dose, wait until then and take a regular dose. Do not take extra medicine to make up for a missed dose.

  • Inhalation routeKeep the medicine in the foil pouch until you are ready to use it. Store at room temperature, away from heat and direct light. Do not freeze. Use the ampules within 7 days after the foil pack has been opened.

  • The drug should only be inhaled using the Tyvaso® Inhalation system, a special lung drug delivery device, for 2 to 3 minutes.

  • Missed dose: Take a dose as soon as you remember. If it is almost time for your next dose, wait until then and take a regular dose. Do not take extra medicine to make up for a missed dose.

  • Read and follow the patient instructions that come with this medicine. Talk to your doctor or pharmacist if you have any questions.

  • This medicine is for use only in your lungs. Do not get any of it in your eyes or on your skin. If it does get on these areas, rinse it off right away with water. Do not take this medicine by mouth.

  • Your doctor will tell you how much medicine to use. Do not use more than directed.

  • Do not change your doses or stop using your medicine without asking your doctor first.

  • Inhalation routeKeep the medicine in the foil pouch until you are ready to use it. Store at room temperature, away from heat and direct light. Do not freeze. Use the ampules within 7 days after the foil pack has been opened.

What to do if you miss a dose of Tyvaso

Tyvaso contraindications - Who shouldn't take Tyvaso?

  • This medicine is not right for everyone. Do not use it if you had an allergic reaction to treprostinil.

Tyvaso warnings

  • Tell your doctor if you are pregnant or breastfeeding, or if you have kidney disease, liver disease, bleeding problems, or lung or breathing problems (including asthma, COPD, or a lung infection).

  • This medicine may cause the following problems:Low blood pressureIncreased risk of bleeding

  • This medicine may make you dizzy, drowsy, or lightheaded. Do not drive or do anything else that could be dangerous until you know how this medicine affects you. Standing up slowly from a sitting or lying position can help.

  • Your doctor will do lab tests at regular visits to check on the effects of this medicine. Keep all appointments.

  • Keep all medicine out of the reach of children. Never share your medicine with anyone.

Tyvaso interactions & what to avoid when taking Tyvaso

  • Some foods and medicines can affect how treprostinil works. Tell your doctor if you are using any of the following:Gemfibrozil, rifampinBlood pressure medicineBlood thinner (including warfarin)Diuretic (water pill)

  • This medicine may cause the following problems:Low blood pressureHigh risk of bleeding

  • This medicine may make you dizzy, drowsy, or lightheaded. You should stand up slowly when you get out of a chair or bed. Do not drive or do anything else that could be dangerous until you know how this medicine affects you.

  • Your doctor will check your progress and the effects of this medicine at regular visits. Keep all appointments. You may also check your blood pressure regularly at home.

  • Keep all medicine out of the reach of children. Never share your medicine with anyone.

Tyvaso side effects - How does Tyvaso make you feel?

Serious Side Effects

  • Lightheadedness, dizziness, fainting

  • Warmth or redness in your face, neck, arms, or upper chest

  • Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing

  • Cough, sore throat

  • Trouble breathing

Less Serious Side Effects

  • Headache

  • Nausea, vomiting

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