Viagra® and generic Viagra® comprise sildenafil, which is identical medication present in Yet another drug named Revatio®. Revatio® is applied to take care of a exceptional disorder identified as pulmonary arterial hypertension (PAH).When you’re staying handled for PAH, it won’t help you feel much better. It won’t decrease your indicators

an erection that won't go away (priapism). In case you have an erection that lasts over four hours, get medical enable straight away. If It's not dealt with at once, priapism can completely harm your penisare allergic to sildenafil, as contained in VIAGRA and Revatio®, or any of the substances in VIAGRAtake any medicines known as nitrates, general