Setastine is a highly selective H1 receptor antagonist and acts as a non-sedative antihistamine. References: Xiu MG, Wang DF. [Observation on therapeutic effect of acupoint injection desensitization with autoblood on chronic urticaria]. Zhongguo Zhen Jiu. 2011 Jul;31(7):610-2. Chinese. PubMed PMID: 21823283.

纯度：≥98%

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