#ECTRIMS2019 – Plasma Exchange Ineffective for Treating Tysabri-associated PML, Study Shows
Use of plasma exchange (PLEX) is not effective for treating progressive multifocal leukoencephalopathy (PML), a dangerous brain infection that has been associated with using the multiple sclerosis (MS) medicine Tysabri (natalizumab), a real-world study contends. The findings highlight the importance of closely monitoring Tysabri users to detect…