VIAGRA incorporates sildenafil, which is similar medicine present in An additional drug known as REVATIO. REVATIO is employed to take care of a scarce illness called pulmonary arterial hypertension (PAH).unexpected vision reduction in a single or equally eyes. Unexpected eyesight loss in a single or both of those eyes can be a sign of a serious eye

VIAGRA should not be used with REVATIO or with other PAH treatment options containing sildenafil or any other PDE5 inhibitors (which include Adcirca® [tadalafil])abnormal eyesight, for example alterations in colour eyesight (for instance having a blue shade tinge) and blurred visionWhen you’re possessing problem purchasing medicines, don’t hes