Revatio the side effects what are the chances that i will go blind . Has anyone on this site known someone who went blind because of revatio? I have chronic pulmanary hypertension and i am in danger of dying if i don't take this medicine. my doctor told me he is trying to save my life by giving it to me. I am hoping that somebody out there can help put my mind more at ease.I am 51 years old and have been fighting it for several months now. thank you carolyn ## This used Sildenafil to help control hypertension. The optical problems associated with this medication are actually very rare and occur in a very low percentage of people that use it, many also clear up with the discontinuation of the drug. You can read more on these here: Have you spoken to yur doctor or pharmacist about the...