新型麻醉镇痛药：艾司氯胺酮

出色的麻醉药艾司氯胺酮，效价较氯胺酮高，起效快，体内消除迅速，呼吸抑制轻，对循环系统影响小，在临床麻醉和镇痛领域中具有独特的优势。其亚麻醉剂量方案在各类手术和短小检查应用最广，相较于传统氯胺酮，所需起麻醉效力的剂量和精神副作用更低，镇痛效能更强，很有临床应用前景。

New narcotic analgesics: esketamine

Esketamine is an excellent anesthetic with higher potency than ketamine, fast onset of action, rapid elimination from the body, mild respiratory depression, and little impact on the circulatory system. It has unique advantages in the field of clinical anesthesia and analgesia. Its sub-anesthetic dose regimen is the most widely used in various surgeries and short examinations. Compared with traditional ketamine, the dose required for anesthesia effect and mental side effects are lower, and the analgesic effect is stronger. It has great clinical application prospects.