What is Non-Arteritic Anterior Ischemic Optic Neuropathy (NAION)?
NAION is the leading cause of sudden vision loss in people over 50 and is estimated to affect as many as 6,000 Americans each year. The condition results from a painless swelling of the optic nerve that causes a rapid reduction in vision. Those stricken with NAION often awake one morning with vision loss, or vision loss may stutter and worsen over one to two weeks. Viagra Viagra is a drug used to treat sexual impotence. Early commercial use of the drug saw several deaths from heart failure occur. Other side effects included blurred vision. Viagra was introduced in 1998 and had $1.68 billion in sales last year. The impotence drug has been used by 23 million men worldwide. There are a growing number of cases where men are allegedly losing their vision due to a condition called nonarteritic anterior ischemic optic neuropathy (NAION) while taking Viagra. There are also reports of intraocular pressure, retinal vascular disease and other eye complications. • Viagra’s label currently lists le
