NOVARTIS PHARMS CORP N 20186Letterhttp://www.accessdata.fda.gov/drugsatfda_docs/appletter/2008/022059s004ltr.pdf0220590047/7/2008 12:00:00 AMSLRLabeling Revision022059001TABLET;ORALEQ 250MG BASE11TYKERBLAPATINIB DITOSYLATE