Prescription onlyLower-cost generic availableClass: Respiratory



Prescription onlyLower-cost generic availableClass: Respiratory
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Lowers blood pressure in your lungs.

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Our bottom line

Revatio (Sildenafil) is a first-choice treatment for pulmonary hypertension (high blood pressure in the lungs).

Price and discounts
Best available price for 30 (20mg) tablets of sildenafil


  • It's a first-choice medication for treating high blood pressure in the lungs.
  • It's available as a generic medication.
  • Different doses of Sildenafil (the active ingredient) are also used to treat erectile dysfunction.


  • Can cause dizziness during the first few days.
  • If you're using Revatio (Sildenafil) for high blood pressure in the lungs, you can't use Viagra or other erectile dysfunction drugs.
  • You also can't use other forms of nitrates or nitroglycerin while taking Revatio (Sildenafil).
How it works

Revatio (Sildenafil) is a PDE-5 inhibitor. It relaxes blood vessels in the lungs, which lowers their blood pressure.

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Side effect rates for Revatio (sildenafil)

  • Retinal hemorrhage

Risks and Warnings for Revatio (sildenafil)

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  • People on Revatio (Sildenafil) can get low blood pressure. Be very careful getting up from a sitting or lying down position since this can make you feel dizzy and more likely to fall. Talk to your doctor if this is an issue.

Common concerns from people taking Revatio (sildenafil)

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