Provided is an orally disintegrating tablet which shows high stability of the active ingredients (acetylsalicylic acid and PPI), and expresses the pharmacological effects of the active ingredients stably and rapidly after administration.A multiple-unit type orally disintegrating tablet containing enteric-coated micro granules containing acetylsalicylic acid, enteric-coated micro granules containing a proton pump inhibitor, and an additive, wherein an enteric coating layer of the enteric-coated micro granules containing acetylsalicylic acid contains an aqueous enteric polymer base and a sustained-release base.