The present invention provides a pharmaceutical composition comprising FGFR selective tyrosine kinase inhibitor, specifically 5-((2-(4-(1-(2-hydroxyethyl)piperidin-4-yl)benzamide)pyridine-4-yl)oxy)-6-(2-methoxyethoxy)-N-methyl-1H-indole-1-carboxamide or a pharmaceutically acceptable salt thereof.