Pfizer, Microsoft Sue Over Illegal Viagra

Pfizer and Microsoft have filed parallel lawsuits against website operators and spam advertisers that they say sell illegal cheap versions of Pfizer's erectile dysfunction drug Viagra. The companies said the lawsuits follow a seven-month investigation to discover the identity of two website operators together with those advertising them via spam emails.

Yahoo News (http://story.news.yahoo.com/news?tmpl=story&cid=571&ncid=751&e=1&u=/nm/20050210/hl_nm/health_pfizer_microsoft_dc)