“Health plans that are paying for the bulk of all drug costs have to figure . Generic Revatio costs $1 per pill, according to Consumer Reports. SILDENAFIL CITRATE Savings, Coupons and Information. | SILDENAFIL (sil DEN a fil) is used to treat pulmonary arterial hypertension. This is a serious heart . Generic Equivalent To Revatio. Price: Select Quantity Below If your Rx is NOT written for Revatio or sildenafil citrate 20mg tablets, DO NOT purchase this drug.