| SIDE EFFECT'S |
News late last month that federal authorities are investigating the use of drug for possible link to a handful of cases of BLINDNESS in men only adds woes to a market that may be stagnating. FDA is acting on 43 reports of blindness caused by NAION among patients taking ED drugs. Of these, 38 had taken Viagra. The number of men taking ED drugs is estimated at > 25 million, with about 23 million taking Viagra. The potential world market is estimated at 189 million. Co. issued a statement last week claiming there is no evidence showing that NAION occurred more frequently in men taking Viagra than in men of similar age & health who did not take the drug. Co. cited 103 clinical trials with 13,000 patients in which no case of NAION was reported
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