The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 10, 2021
Filed:
Mar. 26, 2018
Fruithy Holdings Limited, Hong Kong, CN;
Shanchun Zhang, Hefei, CN;
Yihua Wang, Hefei, CN;
Jiashi Peng, Hefei, CN;
Kaisheng Cheng, Hefei, CN;
Xiao Wang, Hefei, CN;
Shu Gao, Hefei, CN;
Hongzhang Sun, Hefei, CN;
Xiaorong Lu, Hefei, CN;
Fruithy Holdings Limited, Hong Kong, CN;
Abstract
The present invention provides a complex of formula (I) or a solvate thereof (wherein n is 1 to 4), a pharmaceutical composition, and use of the pharmaceutical composition in the prevention or treatment of surgical pain, intraoperative pain and postsurgical pain. The technical solution according to the present invention provides a medicament which can be produced by a simple production process and can stably release a local anesthetic in body for a long period. The medicament can be released for at least three days or more, which can prolong the analgesic effect on the postsurgical pain, can be used conveniently by the physician and the patient, and has a good treatment compliance.