CAMBRIDGE, Mass.--(BUSINESS WIRE)--Biogen Idec (NASDAQ: BIIB) today announced more than 70 platform and poster presentations from the company’s multiple sclerosis (MS) franchise being presented during the 25th Congress of the European Committee for Treatment and Research in Multiple Sclerosis (ECTRIMS) in Düsseldorf, Germany. Held from September 9 -12, 2009, ECTRIMS is the world’s largest medical meeting dedicated to MS. Data being presented will include the company’s currently marketed products, TYSABRI® (natalizumab) and AVONEX® (Interferon beta-1a), as well as three Phase III programs; BG-12 (dimethyl fumarate), PEGylated interferon beta-1a and Fampridine-SR.