尽快地从病人的胃内容物或尿等检体中检出毒物,对于诊断和抢救因误服或过量使用药物而引起中毒的病人有重要意义。最常见的是催眠、安定类药物。近年来虽有较多的报道,采用薄层层析法来检出此类药物的灵敏度和可靠性较以往的检出法有所提高, As soon as possible from the patient’s stomach contents or urine samples detected in the poison, for diagnosis and rescue due to overuse or overdose of drugs caused by the patient is of great significance. The most common is hypnosis, stability drugs. Although there are more reports in recent years, the sensitivity and reliability of using thin-layer chromatography to detect such drugs have been improved compared with the previous detection methods,