AB0441 Drug survival and reason for drop-out in rheumatoid arthritis patients with a non-medical switch from originator to biosimilar etanercept – preliminary data from a norwegian multicenter study

Abstract

BackgroundNorwegian rheumatologists are encouraged to prescribe the lowest-priced biologic DMARDs according to the national tender system. Thus, non-medical switch from the originator drug to its biosimilar is extensively performed. There...