英语语法分析

Digitalis was originally purified from fox glove, a flower, and ephedrine from a desert shrub.

洋地黄最初被净化了从狐狸手套一朵花，和麻黄精从沙漠灌木。

So health Canada once in 2005, 2006 and issued warnings, remind consumer information, especially with epilepsy don't use contain ephedrine products.

所以加拿大卫生部曾经在2005年和2006年发布警告信息，提醒消费者，尤其是癫痫患者不要使用含有麻黄素的产品。

OBJECTIVE:To study the preparation and quality control methods of ribavirin and ephedrine nasal spray and observe its clinical therapeutic efficacy.

目的：研究制定利麻鼻用喷雾剂制备和控制方法，并观察其临床疗效。