氯胺酮注用方便,作用迅速,镇痛效果好,是目前常用的麻醉药。不过,氯胺酮有一些值得注意的问题。手术时间较长,又多次反复给药,苏醒时间往往延长,尤其在苏醒过程中出现抽搐、惊厥、谵妄、狂躁和一些精神症状甚至一过性失明等,近年的文献中已屡有报道。有些成年病人,用药后体验了幻觉、恶梦等留下很不愉快的印象,往往拒绝再次使用氯胺酮。这些副作用虽然经适当地复合安定或巴比妥类药物,有一定 Ketamine injection convenience, rapid action, analgesic effect, is currently commonly used anesthetics. However, ketamine has some noteworthy problems. Surgery time longer, and repeated administration, the recovery time is often extended, especially in the wake of convulsions, convulsions, delirium, mania and some psychiatric symptoms or transient blindness, etc., in recent years has been reported in the literature. Some adult patients experience illusions, nightmares, etc., leaving very unpleasant impressions, often refusing to use ketamine again. Although these side effects are properly combined with stable or barbiturates, there is some