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an erection that won't disappear (priapism). If you have an erection that lasts over 4 hours, get health-related enable instantly. If It's not taken care of instantly, priapism can completely hurt your penisVIAGRA really should not be employed with REVATIO or with other PAH treatments containing sildenafil or almost every other PDE5 inhibitors (suc

sudden vision reduction in a single or both eyes. Unexpected vision reduction in a single or both eyes can be a signal of a serious eye problem referred to as non-arteritic anterior ischemic optic neuropathy (NAION). Stop taking VIAGRA and connect with your healthcare provider without delay if you have any sudden vision declineSildenafil may possib