What is Viagra? nnnnnViagra (sildenafil) loosens up muscles found in the dividers of veins and expands blood stream to specific territories of the body. nnViagra is utilized to treat erectile brokenness (feebleness) in men. Another brand of sildenafil is Revatio, which is utilized to treat pneumonic blood vessel hypertension and improve practice limit in people. This page contains explicit data for Viagra, not Revatio. nnTry not to take Viagra while likewise taking Revatio, except if your primary care physician…