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Pugongying ( Dandelion )---蒲公英(powder100g/bottle)

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Pugongying is the dried whole plant of Taraxacxum mongolicum Hand.-Mazz. and Taraxacum sinicum Kitag., pertaining to Compositae, or other plants of the same genus. It is collected from summerto fall when it begins to blossom. After impurities are removed, it is washed, cut into segments, and sun dried. It is used in fresh form or raw form.

[ Medicinal Properties ]: Bitter , sweet and cold; relate to liver and stomach meridians.

[ Medicinal Efficacies ]: Clear heat and relieve toxicity; cure swelling, dissipate nodulation; excrete dampness and remove stranguria.

[ Usage and Dosage ]: 9-15 g. Also it is used externally.

[ Precautions ]: Over dosage can cause mild diarrhea.
 
[ Clinical Applications ]: 1.Heat toxin, sores and ulcers, acute mastitis and internal abscess    Pugongying is the most significant medicinal to clear heat, relieve toxicity, cure abscess and dissipate nodulation, also is the most essential one to treat acute mastitis. for swelling and pain due to acute mastitis, it is singly condensed decocted or the fresh one is pounded to take the juice for oral administration and the dregs are externally pasted in the affected part or combined with Quangualou, Jinyinhua and Niubangzi. It treat abscess and deep-rooted boil, usullay combined with Zihuadiding, Jinyinhua andYejuhua; for example in Wuwei Xiaodu Decoction. For lung abscess with coughing pus, it is combined with Yuxingcao, Dongguren and Lugen. In case of abdominal pain due to intestinal abscess, it is combined with Dahuang, Mudanpi and Taoren. Also it can treat swollen and sore throat, combined with Banlangen and Xuanshen.
 
2. Damp-heat, jaundice, heat stranguria and astringent pain    It treats jaundice due to damp-heat, usually combined with Yinchen, Zhizi and Dahuang. Also it can treat heat stranguria with astringent pain, usually combined with Baimaogen, Jinqiancao and Cheqianzi, which can enforce the effect of relieving stranguria.
 
Beside, it can clear liver and improve vision to treat reddish and swollen eyes with pain due to up-flaming of liver fire, combined with Xiakucao, Juhua and Huangqin.
 
蒲公英为菊科植物蒲公英Taraxacum mongolicum Hand. –Mazz.、碱地蒲公英T. sinicum Kitag.或同属数种植物的干燥全草。全国各地均有分布。夏至秋季花初开时采挖,除去杂质,洗净,切段,晒干。鲜用或生用。
      
【药性】苦、甘,寒。归肝、胃经。       
 
【功效】清热解毒,消肿散结,利湿通淋。       
 
【应用】        1.痈肿疔毒,乳痈内痈。本品苦寒,既能清解火热毒邪,又能泄降滞气,故为清热解毒、消痈散结之佳品,主治内外热毒疮痈诸证,兼能疏郁通乳,故为治疗乳痈之要药。用治乳痈肿痛,可单用本品浓煎内服;或以鲜品捣汁内服,渣敷患处;也可与全瓜蒌、金银花、牛蒡子等药同用;用治疔毒肿痛,常与野菊花、紫花地丁、金银花等药同用,如五味消毒饮(《医宗金鉴》);用治肠痈腹痛,常与大黄、牡丹皮、桃仁等同用;用治肺痈吐脓,常与鱼腥草、冬瓜仁、芦根等同用。本品解毒消肿散结,与板蓝根、玄参等配伍,还可用治咽喉肿痛;鲜品外敷还可用治毒蛇咬伤。       
2.热淋涩痛,湿热黄疸。本品苦、甘而寒,能清利湿热,利尿通淋,对湿热引起的淋证、黄疸等有较好的疗效。用治热淋涩痛,常与白茅根、金钱草、车前子等同用,以加强利尿通淋的效果;治疗湿热黄疸,常与茵陈、栀子、大黄等同用。      
 
  此外,本品还有清肝明目的作用,以治肝火上炎引起的目赤肿痛,可单用取汁点眼,或浓煎内服;亦可与菊花、夏枯草、黄芩等配伍使用。        【用法用量】煎服,9~15g。外用鲜品适量捣敷或煎汤熏洗患处。       
 
【使用注意】用量过大,可致缓泻。       
 
【古籍摘要】        1.《新修本草》:“主妇人乳痈肿。”        2.《本草备要》:“专治痈肿、疔毒,亦为通淋妙品。”       
 
【现代研究】        1.化学成分:本品含蒲公英固醇、蒲公英素、蒲公英苦素、肌醇和莴苣醇、蒲公英赛醇、咖啡酸及树脂等。      
 
  2.药理作用:本品煎剂或浸剂,对金黄色葡萄球菌、溶血性链球菌及卡他球菌有较强的抑制作用,对肺炎双球菌、脑膜炎双球菌、白喉杆菌、福氏痢疾杆菌、绿脓杆菌及钩端螺旋体等也有一定的抑制作用,和TMP(磺胺增效剂)之间有增效作用。尚有利胆、保肝、抗内毒素及利尿作用,其利胆效果较茵陈煎剂更为显著。蒲公英地上部分水提取物能活化巨噬细胞,有抗肿瘤作用。体外试验提示本品能激发机体的免疫功能。       
 
3.临床研究:据报道,蒲公英尚可用于其他疾病,如:用蒲公英与山楂、桑寄生、黄芪、五味子同用,可治疗高血脂症37例,其中35例均获良效(新中医1988,2:28);另用蒲公英配伍乌梅、大黄、五味子等药水煎服,治疗乙型肝炎44例,HbsAg转阴者36例,效果良好(北京中医药大学学报1995,5:43);用蒲公英与大黄、茯苓、砂仁水煎服,治疗表浅性胃炎42例,显效36例,有效5例(山东中医杂志1996,2:64)。此外,蒲公英还可用于急性黄疸型肝炎、胆囊炎、胃及十二指肠溃疡、盆腔炎、泌尿系结石、小儿热性便秘以及多种感染性炎症。       
 
4.不良反应:蒲公英副作用较少见。口服煎剂偶见恶心、呕吐、腹部不适及轻度泄泻等胃肠道反应,亦有出现全身瘙痒、荨麻疹等。服用酒浸剂有头晕、恶心、多汗等反应,少数病人出现荨麻疹并发结膜炎,停药后消失。部分病人服片剂后有胃部发热感。个别病例在静脉滴注蒲公英注射液后出现寒战、面色苍白青紫及精神症状;肌注可致局部疼痛。       

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