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Dilong (Earthworm)---地龙(powder100g/bottle)

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Product Description

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Dilong is the dried body of Pheretima aspergillum (E. Perrier), Pheretima vulgaris Chen, Pheretima guillelmi(Michaelsen), or Pheretima pectinifera Michaelsen, pertaining to Megascolecidae. The former is knows as "Guangdilong" and latter three kinds are know as "Hudinglong". Guangdilong usually is collected from spring to fall, while Hudilong is collected in summer and fall. After capture, the abdomen is cut open and internal organs are removed as well as earth and sands. It is washed, and then sun dried, or dried in low temperature. It is used in the raw form or fresh form.

[ Medicinal Properties ]: Salty and cold relate to liver, spleen and bladder meridians.

[ Medicinal Efficacies ]: Clear heat, tranquilize; unblock collateral; cure asthma; and promote urination.

[ Clinical Applications ]: 1. Fright epilepsy and epilepsy        Dilong is indicated for generation of wind by extreme heat. It treats fright epilepsy and convulsions due to high fever, in combination with Gouteng and Niuhuang. Also it treats infantile chronic and acute convulsions, in combination with Zhusha. By Mixing with salt, it can be transformed into water for oral administratin to treat epilepsy with heat.

2. Hemiplegia       It treats qi deficiency and blood stasis after wind stroke, manifesting as blockage of meridians and collaterals, hemiplegia and facial distortion. It is in combination with Huangqi, Danggui and Chuanxiong; for example in Buyang Huanwu Decoction.

3.Arthralgia       It is very suitable for heat arthralgia, manifesting as reddish and swollen joints with pain, unsmooth flexing and stretching, in combination with Fangji and Qinjiao. It treats wind-cold-damp arthralgia, manifesting as numbness, extreme pain, unsmooth flexing and stretching of joints and limbs, in combination with Chuanwu and Tiannanxing.

4. Lung heat, cough and asthma     By itself or in combination with Mahuang, Kuxingren and Huangqin, it can treat asthma with wheeze due to pathogenic heat accumulating in lung, causing failure of lung in purification.

5. Heat accumulation in bladder and  blockage or urine     By itself or in combination with Cheqianzi and Dongkuizi.

[ Usage and Dosage ]: 4.5-9g. In fresh form 10-20g. It is ground into powder for administration, dosage 1-2g. Also it is used externally.

地龙为钜蚓科动物参环毛蚓Pheretima aspergillum (E. Perrier)、通俗环毛蚓Pheretima vulgaris Chen、威廉环毛蚓Pheretima guillelmi (Michaelsen)或栉盲环毛蚓Pheretima pectinifera Michaelsen的干燥体。前一种习称“广地龙”,主产于广东、广西、福建等地;后三种习称“沪地龙”,主产于上海一带。广地龙春季至秋季捕捉,沪地龙夏秋捕捉,及时剖开腹部,除去内脏及泥砂,洗净,晒干或低温干燥,生用或鲜用。

 【药性】咸,寒。归肝、脾、膀胱经。        【功效】清热定惊,通络,平喘,利尿。       
 
【应用】        1.高热惊痫,癫狂。本品性寒,既能息风止痉,又善于清热定惊,故适用于热极生风所致的神昏谵语、痉挛抽搐及小儿惊风,或癫痫、癫狂等症。如《本草拾遗》治狂热癫痫,即以本品同盐化为水,饮服;《摄生众妙方》治小儿急慢惊风,则用本品研烂,同朱砂作丸服。治高热抽搐惊痫之症,多与钩藤、牛黄、白僵蚕、全蝎等息风止痉药同用。       
 
 2.气虚血滞,半身不遂。本品性走窜,善于通行经络,常与黄芪、当归、川芎等补气活血药配伍,治疗中风后气虚血滞,经络不利,半身不遂,口眼斜等症,如补阳还五汤(《医林改错》)。       
 
3.痹证。本品长于通络止痛,适用于多种原因导致的经络阻滞、血脉不畅,肢节不利之症。性寒清热,尤适用于关节红肿疼痛、屈伸不利之热痹,常与防己、秦艽、忍冬藤、桑枝等除湿热、通经络药物配伍;如用治风寒湿痹,肢体关节麻木、疼痛尤甚、屈伸不利等症,则应与川乌、草乌、南星、乳香等祛风散寒,通络止痛药配伍,如小活络丹(《和剂局方》)。       
 
 4.肺热哮喘。本品性寒降泄,长于清肺平喘。用治邪热壅肺,肺失肃降之喘息不止,喉中哮鸣有声者,单用研末内服即效;亦可用鲜地龙水煎,加白糖收膏用。或与麻黄、杏仁、黄芩、葶苈子等同用,以加强清肺化痰、止咳平喘之功。       
 
 5.小便不利,尿闭不通。本品咸寒走下入肾,能清热结而利水道。用于热结膀胱,小便不通,可单用,或配伍车前子、木通、冬葵子等同用。       
 
此外,本品有降压作用,常用治肝阳上亢型高血压病。       
 
【用法用量】煎服,4.5~9g。鲜品10~20g。研末吞服,每次1~2g。外用适量。       
 
【古籍摘要】        1.《本草拾遗》:“疗温病大热,狂言,主天行诸热,小儿热病癫痫。”       
 
2.《本草纲目》:“性寒而下行,性寒故能解诸热疾,下行故能利小便,治足疾而通经络也。”“主伤寒疟疾,大热狂烦,及大人小儿小便不通,急慢惊风,历节风痛。”       
 
【现代研究】        1.化学成分:本品含多种氨基酸,以谷氨酸、天冬氨酸、亮氨酸含量最高;含铁、锌、镁、铜、铬等微量元素;含花生四烯酸、琥珀酸等有机酸。还含蚯蚓解热碱、蚯蚓素、蚯蚓毒素、黄嘌呤、次黄嘌呤、黄色素及酶类等成分。       
 
2.药理作用:蚯蚓水煎液及蚯蚓解热碱有良好的解热作用;热浸液、醇提取物对小鼠和家兔均有镇静、抗惊厥作用;广地龙次黄嘌呤具有显著的舒张支气管作用;并能拮抗组织胺及毛果芸香碱对支气管的收缩作用;广地龙酊剂、干粉混悬液、热浸液、煎剂等,均有缓慢而持久的降压作用;地龙提取物具有纤溶和抗凝作用。
 
此外,地龙还具有增强免疫、抗肿瘤、抗菌、利尿、兴奋子宫及肠平滑肌作用。       
 
3.临床研究:据报道,用地龙白糖浸出液治疗Ⅰo至浅Ⅱo水火烫伤、烧伤50例,1周左右治愈(赤脚医生杂志,1974,4:43);用鲜地龙焙干,研末,加白糖,晨起1次顿服,治疗泌尿系结石5例,均愈(浙江中医杂志,1987,1:42);用地龙液:新鲜地龙若干条、白糖,按比例搅拌出液体即成。每次20ml,治疗慢性肾功能衰竭14例,取效较好(辽宁中医杂志,1999,10:477)。
 
另有用地龙等治疗乙脑、癫痫、精神分裂症、脉管炎、腮腺炎等。       
 
4.不良反应:地龙口服用量过大可致中毒。主要表现为:头痛,头昏,血压先升高后降低,腹痛,胃肠道有时有出血现象,心悸,呼吸困难。又复方地龙注射液肌注可引起过敏性休克。故使用地龙应注意:⑴掌握用药剂量;⑵注意加工炮制;⑶过敏体质应忌用;⑷血压低者禁用。中毒救治的一般疗法为:地龙制剂引起过敏反应时,可按过敏反应常规处理;
 
中医疗法:(1)中毒后立即服盐水1杯,即解。(2)葱3根,甘草15g,水煎服。       

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