A composition for improving dysphagia, which comprises locally administering an inhibitory substance for angiotensin converting enzyme, which is a substance P-degrading enzyme, at a dose that does not affect blood pressure, and a pharmaceutical product for improving dysphagia comprising the composition.サブスタンスP分解酵素であるアンジオテンシン変換酵素の阻害作用物質を、血圧に影響しない用量を局所に投与することを特徴とする嚥下障害改善用組成物、ならびに該組成物を含む嚥下障害改善用の医薬品。