MS patients report serious side-effects after switch to cheaper drug

Library image. Credit: Getty/busracavus

By Olivia Bowthorpe

An investigation is underway after a group of multiple sclerosis patients experienced serious side-effects following a switch to a lower-cost alternative to their previous treatment.

Charing Cross Hospital in London has moved some of its MS patients from Tysabri to Tyruko, a biosimilar drug made by Sandoz.