The U.S. Food and Drug Administration has approved updated labeling changes for Genentech Inc.’s Raptiva (efalizumab) to warn of  the dangerous infection risks (like PML) associated to its usage. A once-weekly injection, Raptiva is approved for treatment of plaque psoriasis in adult candidates for phototherapy or systemic (whole body) therapy. Also, a risk of immune system’s permanent suppression with repeated administration of Raptiva has been indicated for kids below 14 years.