随着药物制剂新技术、新工艺、新辅料的不断涌现,以及剂型与制剂设计理论不断的完善,许多新型药物制剂层出不穷。传统药物剂型已不能完全满足人们的需求。因此,一些服药次数更少,起效更快,生物利用度更高的创新药物制剂越来越受到患者和研发人员的青睐。近十几年来,缓、控释制 With the continuous emergence of new technologies, new processes and new accessories for pharmaceutical preparations, as well as the continuous improvement of dosage form and formulation design theories, many new pharmaceutical preparations are emerging in an endless stream. Traditional pharmaceutical dosage forms can not fully meet the needs of people. As a result, innovative drug formulations with fewer doses, faster onset and higher bioavailabilities are increasingly being favored by patients and R & D personnel. In the past ten years, slow and controlled release