论文部分内容阅读
本文拟通过微型包囊技术,减少剂量,使复方18-甲基炔诺酮长效避孕片降低其类早孕的副作用而又具有同样的避孕效果。
This article intends to use microencapsulation technology to reduce the dose so that the compound 18-norgestrel long-term contraceptives reduce the side effects of their first trimester pregnancy and have the same contraceptive effect.