The present invention provides an orally disintegrating film formulation, comprising tadalafil as an active ingredient and a combination of pullulan and polyvinylpyrrolidone as a film forming agent. The orally disintegrating film formulation of the present invention may be formulated so as to exhibit bioequivalence to a tadalafil-containing tablet, while showing no buccal absorption. And also, the orally disintegrating film formulation of the present invention exhibits excellent stability.