Viagra may cause blindness, warns FDA
The US Food and Drug Administration said it has received about 38 reports of the rare condition among users of Viagra, four reports of blindness among users of Eli Lilly and Co' Cialis and one report
The US Food and Drug Administration said it has received about 38 reports of the rare condition among users of Viagra, four reports of blindness among users of Eli Lilly and Co' Cialis and one report