还有一种药可以止痛的。
每年他们试图让被感染地区的人能服用一次DEC(还有另一种药)。
Each year, they try to get as many people in the affected areas to take a dose of DEC (combined with another drug) as possible.
在其它的研究中，可可碱还有很好的止咳的功效，是一种比可特因还好的止咳药。
In other studies, it has turned out to be rather good at suppressing coughs—proving, in fact, a better antitussive agent than codeine.
这一跟踪研究共有2500名怀孕的准妈妈参加，其中的一些准妈妈服用了杀虫药，另一些服用了另外一种药物，还有一些仅仅采取了一些温和处理措施。
Twenty-five hundred pregnant women took part in this follow-up research. Some got one worm-killing drug. Others took a different drug.
这一跟踪研究共有2500名怀孕的准妈妈参加，其中的一些准妈妈服用了杀虫药，另一些服用了另外一种药物，还有一些仅仅采取了一些温和处理措施。
Twenty-five hundred pregnant women took part in this follow-up research. Some got one worm-killing drug. Others took a different drug.
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