Researchers have developed a technique that counteracts an unusual but serious side effect from natalizumab (Tysabri), a drug that fights MS

MSTRust.org
Info provided by Sheryl in Miami - today February 26, 2009

Discovery of way to fight rare, but deadly,
side effect from drug

18 February 2009

Researchers at Aurora St. Luke's Medical Center have developed a technique that counteracts an unusual, but serious, side effect from natalizumab (Tysabri), a drug that fights multiple sclerosis (MS).

The side effect is a brain virus called progressive multifocal leukoencephalopathy (PML).

"This virus looks like a multiple sclerosis relapse," Dr Bhupendra Khatri says. "It rapidly destroys the white matter of the brain. Now we know exactly how to respond if this virus emerges."

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