Tao Chen,Wudang Lu,Weiping Yu,Jianli Gao,Danfeng Kong,Qingchuan Zhao,Weijiao Wang,Qinyuan Wu
申请号：
US14762573
公开号：
US20150359891A1
申请日:
2013.04.10
申请国别(地区):
US
年份:
2015
代理人:
摘要：
A non-addictive analgesic sustained-release drug delivery system, comprising: (1) a narcotic analgesic drug having a concentration of 1 mg/ml-160 mg/ml, the drug being selected from a group consisting of: a local analgesic drug, and the combination of the local analgesic drug and a nonsteroidal analgesic drug and/or an opioid analgesic drug； (2) a drug menstruum in a proportion of 1%-75% (v/v), the menstruum being selected from a group consisting of benzyl alcohol, ethanol, benzyl benzoate, ethyl lactate, and tetrahydrofurfuryl polyethylene glycol ether； and (3) a drug sustained-release formulation having a proportion of 25%-99% (v/v), the sustained-release formulation being selected from a group consisting of natural vegetable oil, synthetic lipid, artificially improved half-natural lipid and derivative thereof. Also disclosed are a preparation process and use of the sustained-release drug delivery system.
