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Viagra® and generic Viagra® include sildenafil, which is similar medication found in Yet another drug referred to as Revatio®. Revatio® is employed to treat a rare disease termed pulmonary arterial hypertension (PAH).Viagra can lower blood flow to the optic nerve of the eye, resulting in sudden vision reduction. This has occurred in a little qu

an erection that will not disappear (priapism). If you have an erection that lasts more than four several hours, get healthcare assist immediately. If It isn't addressed straight away, priapism can permanently destruction your penisVIAGRA includes sildenafil, which is the same medication found in A different drug referred to as REVATIO. REVATIO is