Play Live Radio
Next Up:
0:00
0:00
Available On Air Stations
Consumer

MS Drug Comes with High Risk

Tysabri is the most effective multiple sclerosis medicine available, but using it for more than two years raises a risk of progressive multifocal leukoencephalopathy, a brain infection that can be fatal, Bloomberg News reports. 

Almost 60,000 MS patients are continuing the treatment into the danger zone anyway, saying that without it they’d be disabled.