The drug company Eli Lilly invented (synthesize) the substance Propoxyphene in 1953. They introduced the drug DARVON on the market in 1957, and it became the most popular drug for many years. When you search Propoxyphene on the Internet you get 942 000 hits, Eli Lilly gives you 4 100 000 hits. The combination gives your 342 000 hits.When you visit the homepage of Eli Lilly and search for Propoxyphene you will get 0 hits, Darvon gets THREE hits. Darvon, a new painkiller, is introduced. That´s all you will find. Lilly has earned billions of dollars on Propoxyphene. Some years ago the sold the product, they are aware of its fatal effects but they do not want to take any responsibility. Dollars are more important than human lives. See more: http://www.youtube.com/watch?v=vw5O4tgErsg