广播电视英语短句 第 232 课：混合药物治疗-5

Until now the drug melarsoprol was used to treat patients in the advanced stage （晚期） of sleeping sickness. 至到目前，药品 美拉胂醇习惯用于治疗昏睡病晚期阶段的病人。

But the drug requires many painful injections several times a day for several weeks. 但是药物要求连续几周每天数次，很多次的痛苦注射。

It also causes bad side effects, some of which can be deadly. 注射同时造成严重的副作用，其中一些人可能身亡。

In Uganda , a new study has confirmed earlier research linking the spread of sleeping sickness to infected farm animals. 在乌干达，一项新的研究确认早期与昏睡病扩散的研究感染了家禽。

The writers of the study have called for stronger rules requiring cattle to be treated before being sold at market. 该项研究的作者已经呼吁出台更有效的条例，要求家禽在市场上出售前已经过治疗。