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Chishao ( Red Peony Root)---赤芍(powder100g/bottle)

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Product Description

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Chishao is the dired root of Paeonia lactiflora Pall.,or Paeonia. veitchiiLynch, pertaining to Ranunculaceae. It is collected in spring and fall. After the rhizome fibrous root, earth and sands are removed, it is sun dried and then cut into slicces. The raw form is used or after stir-baked.

[ Medicinal Properties ]: Bitter and slightly cold; relate to liver meridian.

[ Medicinal Efficacies ]: Clear heat , cool blood; resolve stasis and stop pain.

[ Usage and Dosage ]: 6-12g.

[ Precautions ]: Avoid with amenorrhea due to blood cold. Mutual antagonistic with Lilu.
 
[ Clinical applications ]: 1. Warm toxinosis, macula, blood heat, hematemesis and epistaxis      Chishao treats macula due to warm toxinosis combined with Shuiniujiao, Mudanpi and Shengdihuang. For hematemesis and epistaxis due to blood heat, it is combined with Shengdihuang, Dahuang and Baimaogen. In case of macula of dark color, it is combined with Zicao and Chantui; for example in Zicao Kuaiban Decoction.
 
2. Blood stasis,amenorrhea, dysmenorrhea, lump, tumor and traumatic injuries     In case of blood stasis, amenorrhea, dysmenorrhea, lump and tumor, usually it is combined with Danggui, Chuanxiong and Yanhusuo. For traumatic injuries with stasis and pain, it is used with Taoren, Ruxiang and Honghua.
 
3. Abscess, swelling, sore and ulcers, reddish and swollen eyes with pain     It treats abscess, swelling, sores and ulcers due to accumulation of heat toxin, combined with Jinyinhua, Tianhuafen and Ruxiang; for example in Xianfang Huoming Decoction.
 
[ Medicinal Comparison ]:  Similarities: Both Mudanpi and Chishao are of bitter taste and cold in properties, and can clear heat, cool blood, activate blood and resolve stasis especially good at stopping bleeding without causing blood stasis and activating blood without causing bleeding, so both are widely used in mutual reinforcememt for blood heat and blood stasis to treat macula, hematemesis and epistaxis due to heat entering nutrient-blood, blood stasis, amenorrhea, dysmenorrheal, lump, tumor, traumatic injuries with stasis and swelling, abscess, sores and toxin.
 
differences: Mudanpi also is pungent in taste to clear heat, cool blood and to clear latent heat in yin level, so applicable in night fever relieved in the morning due to latent pathogen in yin level in later stage of warm disease as well as intestinal abscess with abdominal pain.   Chishao is bitter to disperse and good at resolving stasis and stopping pain, so it is widely used in various blood stasis diseases. Also it can purge liver fire to treat reddish and swollen eyes with pain due to liver heat.

赤芍为毛茛科植物赤芍Paeonia lactiflora Pall.或川赤芍P. veitchii Lynch的干燥根。全国大部分地区均产。春、秋二季采挖,除去根茎、须根及泥沙,晒干,切片。生用,或炒用。
      
【药性】苦、微寒。归肝经       
 
【功效】清热凉血,散瘀止痛。       
 
【应用】        1.温毒发斑,血热吐衄。本品苦寒入肝经血分,善清泻肝火,泄血分郁热而奏凉血、止血之功。治温毒发斑,可配水牛角、牡丹皮、生地黄等药用;治血热吐衄,可配生地黄、大黄、白茅根等药用。       
 
2.目赤肿痛,痈肿疮疡。本品苦寒入肝经而清肝火,若配荆芥、薄荷、黄芩等药用,可用治肝经风热目赤肿痛、羞明多眵,如芍药清肝散(《原机启微》);取本品清热凉血、散瘀消肿之功,治热毒壅盛,痈肿疮疡,可配银花、天花粉、乳香等药用,如仙方活命饮(《妇人大全良方》),或配连翘、栀子、玄参等药用,如连翘败毒散(《伤寒全生集》)。       
 
3.肝郁胁痛,经闭痛经,癥瘕腹痛,跌打损伤。本品苦寒入肝经血分,有活血散瘀止痛之功,治肝郁血滞之胁痛,可配柴胡、牡丹皮等药用。如赤芍药散(《博济方》);治血滞经闭、痛经、癥瘕腹痛,可配当归、川芎、延胡索等药用,如少腹逐瘀汤(《医林改错》);治跌打损伤,瘀肿疼痛,可配虎杖用,如虎杖散(《圣济总录》),或配桃仁、红花、当归等药用。       
 
【用法用量】煎服,6-12g。        【使用注意】血寒经闭不宜用。反藜芦。       
 
【古籍摘录】        1.《神农本草经》:“主邪气腹痛,除血痹,破坚积,寒热疝瘕,止痛,利小便。”       
 
 2.《本草求真》:“赤芍与白芍主治略同,但白则有敛阴益营之力,赤则止有散邪行血之意;白则能于土中泻木,赤则能于血中活滞。故凡腹痛坚积,血瘕疝痹,经闭目赤,因于积热而成者,用此则能凉血逐瘀,与白芍主补无泻,大相远耳。”       
 
【现代研究】        1.化学成份:本品含芍药苷、芍药内酯苷、氧化芍药苷、苯甲酰芍药苷、芍药吉酮、芍药新苷、没食子鞣质、苯甲酸、挥发油、脂肪油、树脂等。       
 
2.药理作用:本品能扩张冠状动脉、增加冠脉血流量;赤芍水提液、赤芍苷、赤芍成份及其衍生物有抑制血小板聚集作用;其水煎剂能延长体外血栓形成时间,减轻血栓干重;所含芍药苷有镇静、抗炎止痛作用;芍药流浸膏、芍药苷有抗惊厥作用;赤芍、芍药苷有解痉作用;赤芍对肝细胞DNA的合成有明显的增强作用,对多种病原微生物有较强的抑制作用。       
 
3.临床研究:单用赤芍煎汤内服,治冠心病125例,效果良好(中级医刊,1984,9:49);用赤芍有效成分没食子丙酯加入5%或10%葡萄糖中静滴,治急性脑血栓形成263例,基本治愈106例,显效98例,好转38例(中西医结合杂志,1986,9:561);重用赤芍(每剂100g)配大黄、虎杖、丹参、当归、栀子等,根据退黄、消炎利胆的需要及出血、肝性脑病、肝肾综合征等病情变化加味水煎服,并结合西医支持疗法,治疗重症肝炎41例,总有效率为82.9%(中国中西医结合杂志,2000,9:702)。
 
此外,本品还可用治肝曲综合征、小儿腹痛、色素性紫癜性苔藓样皮炎等疾病。

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