△河南巩县刘莉芬问:麦角新碱是产科常用的药物,在使用时应注意什么? 答:由于麦角新碱有使血管收缩的作用,故妊高征、高血压、动脉硬化及冠心病产妇应忌用。特别是给予大剂量时还能使血管内皮细胞损害。此外麦角新碱有抑制窦房结的作用,故有时可导致心律不齐或心脏停搏。更应引起注意的是:个别人对麦角新碱过敏,轻者有头晕、恶心、呕吐及蛋白尿等,重者出现血压下降,呼吸困难。如在麻醉剂中已加入血管加压剂时 △ Gong County, Henan Province, Li-Fen Liu Q: ergometrine is obstetric commonly used drugs, should pay attention to what should be used? A: As ergometrine vasoconstriction, so pregnancy-induced hypertension, hypertension, arteriosclerosis and coronary heart disease Should be hanged. Especially when given large doses can also make vascular endothelial cell damage. In addition ergonovine inhibit sinus node effect, it may sometimes lead to arrhythmia or cardiac arrest. More should be noted that: Some individuals allergic to ergometrine, the light of dizziness, nausea, vomiting and proteinuria, severe cases of decreased blood pressure, difficulty breathing. Such as anesthesia has been added when the vasopressor