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汉语拼音：kě dài yīn

一种结晶生物碱C 18 H 21 NO 3.H 2 O，在鸦片中与吗啡缔合，通常得自吗啡，作用与吗啡相似，但比吗啡弱；吗啡甲酯。

可待因 [kě dài yīn]

1. 可待因是一种存在于罂粟中的生物碱，含量占0.7%-5%。分子式C18H21NO3。含一分子结晶水的可待因为片状晶体。它可从鸦片中提取，也可用化学方法由吗啡制造。是一种鸦片类药物（opioid），有止痛、止咳和止泻的药效，它的硫酸盐或磷酸盐常用于药品中。

• For parotid pain, aspirin or codeine is quite effective.

  阿司匹林或可待因治腮腺疼痛非常有效.

• I looked at the bottle it was Codeine Phosphate.

  我看了看它的底部,上面标着可待因磷酸盐.

• Objective : To evaluate the analgesic effect and safety of compound codeine phosphate tablets.

  目的: 观察复方磷酸可待因片的临床镇痛效果和不良反应.

• Surprisingly, codeine wasn't much better than placebo for suppressing cough in this study.

  令人意外的是, 在该研究中可待因在抑制咳嗽方面并不比安慰剂有效.

• Codeine has the same structure as morphine, but the phenol group masked as a methyl ether.

  可待因也有和吗啡相同的结构, 但是酚基被甲基醚屏蔽了,结果.

• The relative bioavailability of acetaminophen and codeine was 99.97 % ± s 10.55 % and 100.73 % ± s 7.85 % respectively.

  扑热息痛和可待因的相对生物度分别为99.97%±s10.55%,100.73%±s7.85%.

• Indeed, said Clark, codeine does have the reputation among many doctors of being the better choice.

  的确如此, 克拉克说, 可待因确实在许多医生中享有盛誉而成为首选.

• Pharmacist? Cough syrup with codeine is not available over - the - counter, as codeine is a narcotic.

  药剂师? 含有可待因的咳嗽糖浆不私下贩售, 因为它是一种麻醉剂.