列当，中药名。为列当科列当属植物列当Orobanche coerulescens Steph.和黄花列当O.pycnostachya Hance的全草。具有补肾壮阳，强筋骨，润肠的功效。主治肾虚阳痿，遗精，宫冷不孕，小儿佝偻病，腰膝冷痛，筋骨软弱，肠燥便秘。外用治小儿肠炎。
Lie-dang, name of Chinese Medicinal Material. The whole plants of Orobanche coerulescens Steph. and O.pycnostachya Hance, belonging to the family of Lie-dang (Lie-dang), have the effects of nourishing the kidney and strengthening yang, strengthening tendons and bones, and moistening the intestines. It is mainly used to treat kidney deficiency impotence, spermatorrhea, cold uterus infertility, infantile rickets, cold pain in the lower back and knees, weak tendons and bones, and dry constipation. It can also be used externally to treat infantile enteritis.

功效作用 功能
Efficacy, function.

补肾壮阳，强筋骨，润肠。主治
Tonify the kidney and yang, strengthen the tendons and bones, and moisten the intestines. Mainly used for...

肾虚阳痿，遗精，宫冷不孕，小儿佝偻病，腰膝冷痛，筋骨软弱，肠燥便秘。外用治小儿肠炎。用法用量
Kidney deficiency leading to impotence, spermatorrhea, cold uterus causing infertility, rickets in children, cold and painful lower back and knees, weak muscles and bones, and dry constipation. For external use in treating pediatric enteritis. Dosage and administration.

内服：煎汤，3-9g；或浸酒。外用：煎汤洗。注意事项
Internal use: Decoction, 3-9g; or soak in alcohol. External use: Decoction for washing. Precautions.

阴虚火旺者慎服。相关论述
Refrain from consuming if suffering from Yin deficiency and excessive internal heat. Further discussion is needed.

1、《开宝本草》：“主男子五劳七伤，补腰肾，令人有子，去风血。”2、《本草原始》：“诸疮可作汤洗。”3、《陕西中药志》：“强精，补腰肾。主治五劳七伤，神经错乱，阳痿，遗精，膀胱炎。”4、《吉林中草药》：“补精壮阳，祛风活血。治阳痿、腰痛、小儿腹泻。”5、《东北常用中草药手册》：“治神经官能症。”临床应用 相关配伍

1. "Kai Bao Ben Cao": "Mainly used for men with overwork fatigue and injuries, tonifying the waist and kidneys, promoting fertility, and dispelling wind and blood stasis."2. "Ben Cao Yuan Shi": "Can be used to make a decoction for washing various sores."3. "Shanxi Traditional Chinese Medicine Records": "Tonifies essence, nourishes the waist and kidneys. Mainly used for overwork fatigue and injuries, neurological disorders, impotence, spermatorrhea, and cystitis."4. "Jilin Traditional Chinese Medicine": "Tonifies essence, strengthens yang, dispels wind, and promotes blood circulation. Used for impotence, lower back pain, and pediatric diarrhea."5. "Handbook of Commonly Used Northeast Chinese Herbal Medicines": "Used to treat neurasthenia." Clinical applications and related compatibility.

1、治身体虚弱：列当6g，菟丝子12g，山药12g，水煎服。（《山东中草药手册》）2、兴阳事：栗当二斤，捣筛毕，以酒一斗没，经宿，遂性饮之。（《食医心镜》）3、治肾虚阳痿、遗精：列当、肉苁蓉、枸杞子各9g。水煎服。（《宁夏中草药手册》）4、治体虚腰酸腿软：列当、续断、寄生各9g。水煎服。（《河北中草药手册》）5、治小儿发育不良（佝偻病）：列当酒泡后蒸1次，或用盐水浸渍5-6天再蒸。每次4.5g，水煎服。（《沙漠地区药用植物》）6、治体虚大便干燥：列当、火麻仁各9g。水煎服。（《河北中药手册》）7、治小儿消化不良，腹泻：列当60g。煎水泡洗双脚。（《陕甘宁青中草药选》）8、治肠炎，细菌性痢疾：列当30g，加水1000ml，煮沸10-20min，稍凉后用煎液洗脚5-10min（勿洗过膝），每日洗1次。（《全国中草药汇编》）加工炮制 采收加工

1. Treating physical weakness: 6g of Lidan, 12g of Tu Sizi, 12g of Shan Yao, decocted in water for consumption. (Shandong Herbal Manual)2. Invigorating Yang: Two jin of Lidan, pounded and sifted, soaked in one dou of wine, left overnight, then drink it naturally. (Food and Medicine Mirror)3. Treating kidney deficiency, impotence, and spermatorrhea: 9g each of Lidan, Rou Cong Rong, and Gou Qi Zi. Decoct in water for consumption. (Ningxia Herbal Manual)4. Treating physical weakness, sore waist, and weak legs: 9g each of Lidan, Xu Duan, and Ji Sheng. Decoct in water for consumption. (Hebei Herbal Manual)5. Treating children with poor growth (rickets): Lidan soaked in wine and steamed once, or soaked in salt water for 5-6 days before steaming. Take 4.5g each time, decoct in water for consumption. (Medicinal Plants in Desert Areas)6. Treating physical weakness and dry stools: 9g each of Lidan and Huo Ma Ren. Decoct in water for consumption. (Hebei Herbal Manual)7. Treating children with indigestion and diarrhea: 60g of Lidan. Boil in water and soak the feet. (Herbal Selections from Shaanxi, Gansu, Ningxia, and Qinghai)8. Treating enteritis and bacterial dysentery: 30g of Lidan, add 1000ml of water, boil for 10-20 minutes, cool slightly, then use the decoction to wash the feet for 5-10 minutes (do not wash above the knees), wash once daily. (National Compilation of Chinese Herbal Medicines) Processing and preparation of herbs.

5-7月采收，晒成七八成干，扎成小把，再晒至全干。保存方法
Harvest from May to July, sun-dry until 70-80% dry, tie into small bundles, then sun-dry until completely dry. Storage method.

贮干燥容器内，置阴凉干燥处，防蛀。药材鉴别 药材性状
Store in a dry container, place in a cool and dry area, and prevent moth damage. Identification of medicinal materials and their properties.

药材性状：1、列当：干燥全草被白色柔毛。茎肥壮，肉质，表面黄褐色或暗褐色，具纵皱纹。鳞片互生，卵状披针形，先端尖，黄褐色皱缩，稍卷曲。花序顶生，长7-10cm，黄褐色，花冠筒状，蓝紫色或淡紫色，略弯曲。蒴果卵状椭圆形，长1cm。气微，味微苦。2、黄花列当：被短腺毛。花黄色，花柱较花冠稍长。饮片性状：不规则的段状。茎圆形，表面黄棕色或黑褐色，具纵皱缩纹，切面中间具棕黄色或白色髓，叶鳞片状，披针形，黄棕色。花序暗黄褐色。气微，味微苦。植物学信息 植物种属
Medicinal properties: 1. Rhizoma Atractylodis: The dried whole plant is covered with white soft hairs. The stem is stout, fleshy, with a yellow-brown or dark brown surface, and longitudinal wrinkles. The scales are alternate, ovate-lanceolate, with a pointed tip, yellow-brown and wrinkled, slightly curled. The inflorescence is terminal, 7-10cm long, yellow-brown, with a tubular corolla, blue-purple or light purple, slightly curved. The capsule is ovoid-elliptic, 1cm long. It has a slight aroma and a slightly bitter taste. 2. Yellow-flowered Rhizoma Atractylodis: Covered with short glandular hairs. The flowers are yellow, with the pistil slightly longer than the corolla. Slice properties: Irregularly segmented. The stem is round, with a yellow-brown or black-brown surface, longitudinal wrinkled, with brown-yellow or white pith in the middle of the cross-section, leaf scales lanceolate, yellow-brown. The inflorescence is dark yellow-brown. It has a slight aroma and a slightly bitter taste. Botanical information Plant species.

列当科列当属植物列当和黄花列当。形态特征
The plants of the Aconitum genus belong to the Ranunculaceae family. They include Aconitum carmichaelii and Aconitum kusnezoffii.

1、列当：二年生或多年生寄生草本，高10-40cm，全株密被蛛丝状长绵毛。茎直立，不分枝，基部常膨大。叶干后黄褐色，生于茎下部的较密集，上部的渐变稀疏；卵状披针形，长1.5-2cm，宽5-7mm。花多数，排列成穗状花序，长10-20cm；苞片2，卵状披针形，先端尖锐；花萼5深裂，萼片披针形或卵状披针形，长约为花冠的1/2；花冠蓝紫色，长1.5-2cm，下部为筒形，上部稍弯曲，具2醇，上唇宽，先端常凹成2裂，下唇3裂，裂片卵圆形；雄蕊4，二强，花药无毛，花丝有毛；雌蕊1；子房上位，花柱比花冠稍短或略等长，柱头膨大，黄色。蒴果2裂，卵状椭圆形，具多数种子。花期4-7月，果期7-9月。2、黄花列当：本种与列当的区别是：全株密被腺毛。花冠黄色；花药有毛，花丝基部疏被短腺毛。分布区域

1. Liedang: Liedang is a biennial or perennial parasitic herb, 10-40cm tall, with the entire plant densely covered with cobweb-like long hairs. The stem is erect, unbranched, and often swollen at the base. The leaves turn yellow-brown when dry, densely clustered at the lower part of the stem and gradually sparse towards the upper part; ovate-lanceolate, 1.5-2cm long, 5-7mm wide. The flowers are numerous, arranged in spike-like inflorescences, 10-20cm long; bracts 2, ovate-lanceolate, with sharp tips; calyx deeply divided into 5 lobes, lobes lanceolate or ovate-lanceolate, about half the length of the corolla; corolla blue-purple, 1.5-2cm long, tubular at the base, slightly curved at the top, with 2 lobes on the upper lip, wide, often with a concave 2-lobed tip, 3 lobes on the lower lip, lobes ovate; stamens 4, didynamous, anthers glabrous, filaments hairy; pistil 1; ovary superior, style slightly shorter or slightly equal to the corolla, stigma enlarged, yellow. Capsule 2-lobed, ovoid-elliptic, with numerous seeds. Flowering period is from April to July, and fruiting period is from July to September.2. Yellow-flowered Liedang: The main difference between this species and Liedang is that the entire plant is densely covered with glandular hairs. The corolla is yellow; anthers are hairy, and the base of the filaments is sparsely covered with short glandular hairs. Distribution area.

1、列当：分布于华北、东北、西北地区以及山东、湖北、四川、云南、西藏等地。2、黄花列当：分布于华北、东北及安徽、山东、河南、陕西等地。生长环境

1. Ligusticum chuanxiong: Distributed in North China, Northeast China, Northwest China, as well as Shandong, Hubei, Sichuan, Yunnan, Tibet, and other regions.2. Ligusticum sinense: Distributed in North China, Northeast China, as well as Anhui, Shandong, Henan, Shaanxi, and other regions. Growing environments.

1、列当：生于沙丘、山坡及沟边草地上，常寄生于菊科蒿属（Artmisia）植物的根上。2、黄花列当：生于沙丘山坡及草原上，寄生于蒿属（Artemisia）植物的根上。

1. Ledian: Born on sand dunes, mountain slopes, and grassy slopes near ditches, often parasitic on the roots of plants in the Asteraceae family, such as Artemisia.2. Yellow Flower Ledian: Born on sand dunes, mountain slopes, and grasslands, parasitic on the roots of plants in the Artemisia genus.