Doctors report 2 cases of the deadly skin cancer developing in patients taking Tysabri
By Amanda Gardner
WEDNESDAY, Feb. 6 (HealthDay News) -- Almost immediately after a 46-year-old woman with multiple sclerosis received her first dose of the drug Tysabri, a mole that had been on her shoulder for years suddenly took on a dangerous new character. It turned out to be a melanoma that spread like wildfire. The woman now ...