Olopatadine HCl盐酸奥洛他定是一种组胺HI受体拮抗剂（阻滞剂）和肥大细胞稳定剂，可用于抗过敏的治疗，如过敏性结膜炎，也可抑制耳肿胀。

参考文献

[1] Yanni JM, Stephens DJ, Miller ST, Weimer LK, Graff G, Parnell D, Lang LS, Spellman JM, Brady MT, Gamache DA. The in vitro and in vivo ocular pharmacology of olopatadine (AL-4943A), an effective anti-allergic/antihistaminic agent. J Ocul Pharmacol Ther. 1996 Winter;12(4):389-400.

[2] Tamura T, Masaki S, Ohmori K, Karasawa A. Effect of olopatadine and other histamine H1 receptor antagonists on the skin inflammation induced by repeated topical application of oxazolone in mice. Pharmacology. 2005 Dec;75(1):45-52.

冰袋运输。粉末直接保存于-20℃，保持干燥，有效期3年。建议分装后-20℃干燥保存，避免反复冻融。