Potential risks of beta-interferons in MS on: July 25, 2017, 09:03:33 pm #1 This thread applies to Avonex as well as to Betaseron.http://msspeaks.createaforum.com/betaseron-(interferon-beta-1b-betaferon-extavia)/potential-risks-of-beta-interferons-in-treating-ms/ Logged MS Speaks--online for 20 yearsSPMS, diagnosed 1980. Avonex 2001-2004. Copaxone 2007-2010. Glatopa (glatiramer acetate 40mg 3 times/week) 12/16/20 - 3/16/24.