Guaifenesin compounds are typically classified as muscle relaxants in anesthesia and as anesthetic adjuncts, but they also may have an expectorant effect.
Guaifenesin 是肌肉鬆弛劑同時也是祛痰劑,且機制不一樣
Pseudoephedrine
為α及β受體致效劑,其對α受體活性較高
→具有使血管收縮作用,抑制鼻腔黏膜充血
37.下列何者可降低呼吸道液體的黏性及增加氣道粒子的清除? (A)guaife..-阿摩線上測驗