咳快好(Cofrel,Pirekvl)是二苯哌丙烷的磷酸盐,化学名1-(2-苄基苯氧)-2-哌啶基丙烷磷酸盐[1-(2Benzylpenoxy)2—Piperidinopropane Phospatl],其化学结构式为: 本品系非麻醉性镇咳药,并且具有解痉作用。主要是阻断肺-胸膜系的牵引感受器产生的肺迷走神经反射,对呼吸无抑制作用,也不会引起便秘。其镇咳作用比可待因强2～4倍, 且毒性较小、起效时间在15分钟～1h,镇咳作用可持续4～(?)h, 可用于多种病因引起的咳嗽。 Cough (Cofrel, Pirekvl) is a dipropylene phosphate phosphate with the chemical name 1- (2-benzylphenoxy) -2-piperidinopropane Phospatl] The chemical structure of the formula: This strain of non-narcotic antitussives, and antispasmodic effect. Mainly block the pulmonary - pleural line traction receptors produced by the vagus nerve reflex, no inhibitory effect on breathing, it will not cause constipation. Its antitussive effect than codeine strong 2 to 4 times, and less toxic, onset time in 15 minutes ~ 1h, the role of antitussive sustainable 4 ~ (?) H, can be used for a variety of causes of cough.