过去几十年中，那可丁一直被用作镇咳药。

Noscapine has been primarily used as antitussive agent for several decades.

结论左羟丙哌嗪为一良好的镇咳药。

Conclusion Levodropropizine was an effective anti...

“相对于标准的镇咳药，它是温和的，味道不错，”她说。

"It's benign, and as opposed to standard cough medicine, it tastes good," she says.

安嗽灵的祛痰作用是迄今市场上可买到的常用镇咳药中前所未有的。

Asverin is provided with an expectorating action which has been never found in any conventional antitussitive agents so far available in the market.

如今，镇咳药右美沙芬、祛痰药愈创甘油醚以及解充血药苯福林和伪麻黄硷的包装盒上就标注了警告。

These appear today on medications that include dextromethorphan, a cough suppressant, the expectorant guaifenesin and the decongestants phenylephrine and pseudoephedrine.