The present invention relates to a laminate orally disintegrating tablet having (1) an enteric fine particle-containing layer containing a proton pump inhibitor and (2) an acetylsalicylic acid-containing layer, the orally disintegrating tablet comprising an active ingredient (proton pump inhibition) Drugs, aspirin) are highly stable, and the pharmacological effect of the active ingredient is manifested stably and quickly after administration.本発明は、（１）プロトンポンプ阻害薬を含有する腸溶性細粒含有層および（２）アセチルサリチル酸含有層を有する積層の口腔内崩壊錠に関し、当該口腔内崩壊錠は活性成分（プロトンポンプ阻害薬、アスピリン）の安定性が高く、投与後に活性成分の薬理効果が安定にかつ速やかに発現することを特徴とする。
