5-HT1AProvision of cell membrane transport promoter of serotonin receptor etc. 5-HT containing 8-[2-(2-pentyl-cyclopropylmethyl)-cyclopropyl]-octanoic acid as an active ingredient1ACell membrane transport promoter of serotonin receptor etc.5-HT1Aセロトニン受容体の細胞膜輸送促進剤の提供等。 8-[2-(2-ペンチル-シクロプロピルメチル)-シクロプロピル]-オクタン酸を有効成分として含有する、5-HT1Aセロトニン受容体の細胞膜輸送促進剤等。