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牡荆叶的药理作用与现代研究

ว 2026-09-09 23:09:14ที่ 药理作用เ 中国国际医疗服务系统
牡荆叶为马鞭草科植物牡荆的叶,味苦,性凉,有解毒、除湿、止痢、止痛的功能,用于感冒、中暑、胃痛、腹痛吐泻、痈肿、癣疮及气管炎,用量3~5g,外用适量捣敷或水煎熏洗。药理作用:①祛痰、镇静、平喘作用:黄荆、牡荆和荆条叶挥发油能使酸性粘多糖纤维裂解,痰粘度降低,具有祛痰作用;对中枢神经系统有镇静作用;能松弛支气管平滑肌,发挥平喘作用。牡荆叶所含挥发油成分(桉叶素、柠檬烯等)能舒张支气管、减少痰液分泌,可改善风寒感冒引起的头痛鼻塞,以及慢性支气管炎导致的咳嗽痰多。②降血压:牡荆叶提取物有一定降压作用。③调节血清蛋白:能调节血清蛋白水平。④镇静催眠:具有镇静催眠作用。⑤抗菌:体外对金黄色葡萄球菌和炭疽杆菌有显著抗菌作用,对大肠杆菌、绿脓杆菌等也有一定抑制作用。⑥增强肾上腺皮质功能:具有增强肾上腺皮质功能的作用。⑦驱虫:枝叶煎液熏洗能驱除体表寄生虫,缓解疥螨引发的皮肤瘙痒。化学成分含挥发油(主要为桉叶素、柠檬烯、芳樟醇等)、黄酮类、三萜类、有机酸等。
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