Find helpful information and videos and support for Tyvaso, a prescription medicine approved for adults with pulmonary arterial hypertension (PAH) (WHO Group 1).
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What is Tyvaso?

Tyvaso is an

inhaled medicine

Tyvaso (treprostinil) is a prescription medicine used in adults to treat pulmonary arterial hypertension (PAH; WHO Group I), which is high blood pressure in the arteries of your lungs. Tyvaso can improve the ability to exercise. Your ability to exercise decreases 4 hours after taking Tyvaso. It is not known if Tyvaso is safe and effective in children under 18 years of age.

Tyvaso is inhaled directly into your lungs.

Tyvaso Acts By

Tyvaso is a type of

Prostacyclin

Therapy

Tyvaso mimics some of the effects of natural prostacyclin
Prostacyclin is a natural substance made by your body. Prostacyclin helps keep the blood vessels in the lungs open and working properly. Patients with PAH may not produce enough natural prostacyclin.
Tyvaso is a type of prostacyclin therapy, called a prostacyclin analogue. It mimics some of the effects of natural prostacyclin, helping to keep the blood flowing through your lungs.
Tyvaso Acts By
Prostacyclin
Tyvaso Acts By
Tyvaso
normal level of prostacyclin*
Prostacyclin deficiency*
Adding prostacyclin analogue*
normal level of
prostacyclin*
Prostacyclin
deficiency*
Adding prostacyclin
analogue*
*Illustrations show natural prostacyclin in the body with and without
prostacyclin analogue but are not intended to suggest actual levels of either.
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Learn more about Tyvaso

Tyvaso Information Brochure

Download the Tyvaso Information Brochure

Download Prescribing Information and Patient Package Insert

How can Tyvaso help me?

Important Safety Information for Tyvaso

Before you take Tyvaso, tell your healthcare provider about all of your medical conditions, including if you:

  • Have lung disease, such as asthma or chronic obstructive pulmonary disease (COPD)
  • Have a lung infection
  • Have liver or kidney problems
  • Have low blood pressure
  • Have bleeding problems
  • Are pregnant or plan to become pregnant. It is not known if Tyvaso will harm your unborn baby.
  • Are breast-feeding or plan to breast-feed. It is not known if Tyvaso passes into your breast milk. Talk to your healthcare provider about the best way to feed your baby during treatment with Tyvaso.

Tell your healthcare provider about all the medicines you take , including prescription and over-the-counter medicines, vitamins, and herbal supplements. Tyvaso and other medicines may affect each other.

Especially tell your healthcare provider if you take:

  • Medicines used to treat high blood pressure or heart disease
  • Medicines that decrease blood clotting (anticoagulants)
  • Water pills (diuretics)
  • Gemfibrozil (Lopid) or rifampin (Rimactane, Rifadin, Rifamate, Rifater)

What are the possible side effects of Tyvaso?

Tyvaso can cause serious side effects, including:

  • Low blood pressure (symptomatic hypotension). If you have low blood pressure, Tyvaso may lower your blood pressure more
  • Bleeding problems. Tyvaso may increase the risk of bleeding in people who take blood thinners (anticoagulants)

The most common side effects of Tyvaso are cough, headache, throat irritation and pain, nausea, reddening of the face and neck (flushing), fainting or loss of consciousness, dizziness, and diarrhea. These are not all the possible side effects of Tyvaso. Call your doctor for medical advice about side effects.

You may report side effects to the FDA at www.fda.gov/MedWatch or call 1-800-FDA-1088.

What is Tyvaso?

Tyvaso (treprostinil) is a prescription medicine used in adults to treat pulmonary arterial hypertension (PAH; WHO Group I), which is high blood pressure in the arteries of your lungs. Tyvaso can improve the ability to exercise. Your ability to exercise decreases 4 hours after taking Tyvaso. It is not known if Tyvaso is safe and effective in children under 18 years of age.

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Please see the Full Prescribing Information, Patient Product Information, and the Tyvaso Inhalation System Instructions for Use manual.

For additional information about Tyvaso, visit www.tyvaso.com or call 1-877-UNITHER (1-877-864-8437).

This information is provided for an informational purpose and is not intended as treatment advice. Patients should consult a healthcare professional for treatment advice.

The information contained in this section of the site is clinical in nature and specifically created for healthcare professionals. If you are not a US healthcare professional, please click CLOSE to return to the consumer section of the site.
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