Multi-arm single molecular weight polyethylene glycol, active derivative thereof, and preparation and application thereof
申请人:JENKEM TECHNOLOGY CO., LTD. (TIANJIN)
公开号:US11518728B2
公开(公告)日:2022-12-06
Being used for drug modification, the multi-arm single molecular weight polyethylene glycol and an active derivative thereof provided herein can effectively improve the solubility, stability, and immunogenicity of the drugs, improve the absorption of the drugs in vivo, prolong the half-life of the drugs, and increase bioavailability, enhance efficacy, and reduce toxic and side effects of the drugs. A gel formed from the active derivative of the multi-arm single molecular weight polyethylene glycol provided herein can be used for the preparation of controlled release drugs so as to prolong the action time of the drugs, thereby reducing the number of administrations and improving patient compliance.
本发明提供的多臂单分子量聚乙二醇及其活性衍生物用于药物改性,可有效提高药物的溶解度、稳定性和免疫原性,改善药物的体内吸收,延长药物的半衰期,提高药物的生物利用度,增强药效,降低药物的毒副作用。本发明提供的多臂单分子量聚乙二醇活性衍生物形成的凝胶可用于制备控释药物,从而延长药物的作用时间,减少给药次数,提高患者的依从性。