失眠,困扰着千千万万的人,它给人们带来无穷的烦恼,为消除失眠,不少人求助于药物。目前,安眠药大体有三类:第一类是苯巴比妥类,按用量和作用的不同又有镇静药、安眠药、抗惊厥药和麻醉药之分。常用的品种有,笨巴比妥和速可眠;第二类是安定类又称抗焦虑药,安定类药不仅影响中枢脑干上行激动系统,更重要的是影响边缘系统而诱导人们入睡,醒后又无明显困倦感,故较受 Insomnia, plagued thousands of people, it gives people endless trouble, to eliminate insomnia, many people turn to drugs. At present, there are generally three types of sleeping pills: the first is phenobarbital, and the sedatives, sleeping pills, anticonvulsants and narcotics are divided according to the amount and the effect. Commonly used varieties have, stupid barbiturates and speed sleepless; the second is stability class also known as anxiolytic drugs, stability drugs not only affect the central brain stem upward trigger system, more importantly, affect the edge of the system and induce people to fall asleep, Awake after no significant sleepy feeling, so more affected