Will I be paid weekly or monthly? http://broadcastmedia.co.uk/communications-training Purchase Famvir  The blockbuster rheumatoid arthritis drug, Enbrel, saw salesgrow 7 percent to $1.16 billion. Beginning next month, PfizerInc's share of Enbrel sales reverts back to Amgen andbecomes a 12 percent royalty payment. Amgen said that isexpected to add $800 million to operating income in 2014.