1 in 4 new-generation biological drugs cause serious side effects

1 in 4 new bio meds cause serious side effects
Study: Drugs made from living materials often later need safety warning
Nearly a fourth of widely used new-generation biological drugs for several common diseases produce serious side effects that lead to safety warnings soon after they go on the market, the first major study of its kind found. Included in the report were the arthritis drugs Humira and Remicade, cancer drugs Rituxan and Erbitux, and the heart failure drug Natrecor. All wound up being flagged for safety.
Read article at msnbc.com