PROBLEM TO BE SOLVED: To provide a quickly-soluble film preparation that is made from serotonin (5-HT1) receptor agonist, particularly zolmitriptan, wherein the quickly-soluble film preparation has an improved feeling when taking it and has excellent storage stability.SOLUTION: A quickly-soluble film preparation comprises (A) serotonin (5-HT1) receptor agonist, (B) highly-sweet sweetener, (C) organic acid with its content of 20-40 pts. mass relative to serotonin (5-HT1) receptor agonist 100 pts. mass, (D) alkaline earth metal salt and (E) citrus flavor component.COPYRIGHT: (C)2016,JPO&INPIT【課題】セロトニン(5-HT1)受容体作動薬、特にゾルミトリプタンを速溶性フィルム剤としたときの服用感及び保存安定性を向上させることにある。【解決手段】(A)セロトニン(5-HT1)受容体作動薬、(B)高甘度甘味料、(C)有機酸 セロトニン(5-HT1)受容体作動薬100質量部に対し20~40質量部、(D)アルカリ土類金属塩及び(E)柑橘系香味成分を含有する速溶性フィルム剤。【選択図】なし