Infigratinib Phosphate (NVP-BGJ398 phosphate) is the phosphate salt form of infigratinib, an orally bioavailable pan-inhibitor of human fibroblast growth factor receptors (FGFRs) with IC50 of 0.9 nM, 1.4 nM, 1 nM, and 60 nM for FGFR1, FGFR2, FGFR3, and FGFR4 respectively. It also has potential antiangiogenic, antineoplastic and antitumor activities.