An eye drop delivery formulation is provided that includes a delivery carrier that includes a cellulosic polymer and an anionic polysaccharide and nanoparticles that include an amphipathic nonionic block copolymer and a cannabinoid. The formulation has a gel point of about 30°C to about 37°C. [Selection diagram] Fig. 7セルロース系ポリマー及びアニオン性多糖を含む送達担体と、両親媒性非イオン性ブロックコポリマー及びカンナビノイドを含むナノ粒子とを含む目薬送達製剤が提供される。本製剤は、約30℃~約37℃のゲル点を有する。【選択図】図7