An Egyptian worker at Pfizer factory in Cairo arranges hundreds of Viagra packets ready to be distributed to Egypt's pharmacies, June 18, 2002. Strong sales of key products drove third quarter earnings at Pfizer Inc. up 50 percent, the world's largest drug company said Wednesday, Oct. 20, 2004. However, impotency pill Viagra sales dropped 15 percent to $403 million because of two new competitors. (APPhoto/Amr Nabil)