牛筋草，中药名。为禾本科植物牛筋草Eleusineindica(L.)Gaertn.的根或全草。分布几遍全国。具有清热利湿，凉血解毒之功效。常用于伤暑发热，小儿惊风，乙脑，流脑，黄疸，淋证，小便不利，痢疾，便血，疮疡肿痛，跌打损伤。
Niu-jin-cao, name of Chinese Medicinal Material. Eleusine indica (L.) Gaertn.) is the root or whole plant of the grass species Eleusine indica (L.) Gaertn. of the Poaceae family. It is widely distributed throughout the country. It is known for its effects of clearing heat, promoting diuresis, cooling blood, and detoxification. It is commonly used for heat-related illnesses, convulsions in children, encephalitis B, meningitis, jaundice, urinary disorders, dysentery, hemorrhoids, and injuries with swelling and pain.

功效作用 功能
Efficacy and Functions

清热利湿，凉血解毒。主治
Clearing heat and dampness, cooling blood and detoxifying. Used to treat...

用于伤暑发热，小儿惊风，乙脑，流脑，黄疸，淋证，小便不利，痢疾，便血，疮疡肿痛，跌打损伤。用法用量
Indications: Used for heatstroke with fever, infantile convulsions, viral encephalitis, meningitis, jaundice, gonorrhea, difficult urination, dysentery, bloody stools, painful abscesses, and injuries from falls or blows.Dosage: Follow the recommended dosage.

内服：煎汤，9-15g，鲜品30-90g。药理作用
Internal administration: decoction, 9-15g, fresh product 30-90g. Pharmacological effects.

煎剂对乙脑病毒有抑制作用。相关论述
Decoctions have inhibitory effects on the Japanese encephalitis virus. Relevant discussions.

1、《百草镜》：“入肝经。”2、《上海常用中草药》：“甘，平。”3、《青岛中草药手册》：“清热祛风，除湿利水。主治肝炎，消化不良，外伤出血，风湿性关节炎，预防流行性乙型脑炎，荨麻疹。”临床应用 相关配伍

1. "Bai Cao Jing": "Enters the Liver meridian."2. "Commonly Used Chinese Herbal Medicine in Shanghai": "Sweet, neutral."3. "Qingdao Chinese Herbal Medicine Handbook": "Clears heat, dispels wind, eliminates dampness, and promotes diuresis. Used to treat hepatitis, indigestion, external bleeding, rheumatoid arthritis, prevent epidemic encephalitis B, and urticaria." Clinical applications and related compatibility.

1、治高热，抽筋神昏：鲜牛筋草120g。水3碗，炖1碗，食盐少许，12h内服尽。（《闽东本草》）2、治乙型脑炎：牛筋草30g，大青叶9g，鲜芦根15g。煎水取汁，日服1次，连服3-5d为1疗程。（《湖北中草药志》）3、治湿热黄疸：鲜（牛筋）草60g，山芝麻30g。水煎服。（江西《草药手册》）4、治淋浊：牛筋草、金丝草、狗尾草各15g。水煎服。5、治痢疾：鲜牛筋草60-90g，三叶鬼针草45g。水煎服。（4-5方出自《福建药物志》）6、治风湿性关节炎：牛筋草30g，当归9g，威灵仙9g。水煎服。加工炮制 采收加工

1. For treating high fever, convulsions, and delirium: 120g of fresh cow tendon grass. Boil in 3 bowls of water until reduced to 1 bowl, add a little salt, and take it all within 12 hours. (From "Fujian Materia Medica")2. For treating hepatitis B encephalitis: 30g of cow tendon grass, 9g of dahurian angelica root, and 15g of fresh rehmannia root. Decoct in water, take the juice, and consume once a day for 3-5 days as one course of treatment. (From "Hubei Herbal Medicine")3. For treating damp-heat jaundice: 60g of fresh cow tendon grass and 30g of sesame. Decoct in water and take orally. (From "Jiangxi Herbal Manual")4. For treating cloudy lin syndrome: 15g each of cow tendon grass, goldthread, and dogtail grass. Decoct in water and take orally.5. For treating dysentery: 60-90g of fresh cow tendon grass and 45g of threeleaf goldthread. Decoct in water and take orally. (The 4th and 5th remedies are from the "Fujian Materia Medica")6. For treating rheumatoid arthritis: 30g of cow tendon grass, 9g of Chinese angelica, and 9g of cistanche. Decoct in water and take orally. Processing and preparation: Harvest and process accordingly.

8-9月采挖，去或不去茎叶，洗净，鲜用或晒干。炮制方法
Harvesting is done in August and September. The stems and leaves can be removed or left on, then washed clean. The herb can be used fresh or dried in the sun. Processing methods.

取原药材，除去杂质，抢水洗净，干燥，切长段。药材鉴别 药材性状
Collect the original medicinal materials, remove impurities, rinse with water, dry, and cut into long segments. Medicinal material identification and characteristics of medicinal materials.

一、药材性状根呈须状，黄棕色，直径0.5-1mm。茎呈扁圆柱形，淡灰绿色，有纵棱，节明显，节间长4-8mm，直径1-4mm。叶线形，长达15cm，叶脉平行条状。穗状花序数个呈指状排列于茎顶端，常为3个，气微，味淡。二、饮片性状为根、茎、叶、花的混合段状。须根细而密，茎扁，叶扁平暗绿色。穗状花序，多已脱落。气微，味甘淡。植物学信息 植物种属

1. The characteristics of the medicinal material are as follows: the roots are fibrous, yellow-brown, with a diameter of 0.5-1mm. The stems are flattened cylindrical, pale grayish-green, with longitudinal ridges, distinct nodes, internodes 4-8mm long, and a diameter of 1-4mm. The leaves are linear, up to 15cm long, with parallel veins. The spike-like inflorescences are arranged in a finger-like pattern at the top of the stem, usually in groups of 3, with a faint aroma and mild taste.2. The characteristics of the processed slices are a mixture of root, stem, leaf, and flower segments. The fibrous roots are thin and dense, the stems are flattened, and the leaves are flat and dark green. The spike-like inflorescences have mostly fallen off. They have a faint aroma and a sweet, mild taste. Botanical information: Plant species.

禾本科植物牛筋草。形态特征
Oxalis corniculata, a plant belonging to the family Oxalidaceae. Morphological characteristics.

一年生草本。根系极发达。秆丛生，基部倾斜，高15-90cm。叶鞘压扁，有脊，无毛或疏生疣毛，鞘口具柔毛；叶舌长约1mm；叶片平展，线形，长10-15cm，宽3-5mm，无毛或上面常具有疣基的柔毛。穗状花序2-7个，指状着生于秆顶，长3-10cm，宽3-5mm；小穗有3-6小花，长4-7mm，宽2-3mm；颖披针形，具脊，脊上粗糙；第1颖长1.5-2mm，第2颖长2-3mm；第1外稃长3-4mm，卵形，膜质具脊，脊上有狭翼，内稃短于外稃，具2脊，脊上具狭翼。囊果卵形，长约1.5mm，基部下凹，具明显的波状皱纹，鳞皮2，折叠，具5脉。花、果期6-10月。分布区域
A monocarpic herbaceous plant. The root system is well developed. Stems grow in clusters, with the base leaning, reaching a height of 15-90cm. The leaf sheath is compressed, with ridges, either hairless or sparsely covered with wart-like hairs, and the sheath mouth has soft hairs; the leaf ligule is about 1mm long; the leaf blade is flat, linear, 10-15cm long, 3-5mm wide, either hairless or often with soft hairs at the base of warts on the upper surface. The spike-like inflorescences are 2-7, arranged at the top of the stem, 3-10cm long, 3-5mm wide; each spikelet has 3-6 florets, 4-7mm long, 2-3mm wide; the glume is lanceolate, ridged, rough on the ridge; the first glume is 1.5-2mm long, the second glume is 2-3mm long; the first lemma is 3-4mm long, ovate, membranous with ridges, narrow wings on the ridges, the palea is shorter than the lemma, with 2 ridges, narrow wings on the ridges. The nutlet is ovate, about 1.5mm long, concave at the base, with distinct wavy wrinkles, 2 scale-like structures, folded, with 5 veins. Flowering and fruiting period is from June to October. Distribution area.

分布几遍全国。生长环境
Distribution throughout the country. Growing environment.

生于荒芜之地及道路旁。
Born in desolate places and by the roadside.