Revatio® is used to treat a scarce disease identified as pulmonary arterial hypertension (PAH). Viagra® and generic Viagra® really should not be employed with Revatio® or with other PAH options made up of sildenafil or every other PDE5 inhibitors (for example Adcirca [tadalafil])If you are taking sildenafil Once you take in a higher-Fats meal,