牛抄藤，中药名。为海金沙科植物曲轴海金沙Lygodiumflexuosum(L.)Sw.[L.pinnatifidumSw.；OphioglossumflexuosumL.]的全草。牛抄藤分布于广东、海南、广西、贵州、云南等地。具有舒筋活络，清热利湿，止血之功效。常用于风湿疼痛，肢体麻木，跌打损伤，尿路感染，泌尿系结石，水肿，痢疾，疮痈肿毒，小儿口疮，火眼，癣疾，外伤出血。
Niu-chao-teng, name of Chinese Medicinal Material. s the whole plant of Lygodium flexuosum (L.) Sw. [L. pinnatifidum Sw.; Ophioglossum flexuosum L.], a plant of the family Lygodiaceae. Niu-chao-teng is distributed in Guangdong, Hainan, Guangxi, Guizhou, Yunnan, and other regions. It is known for its effects of relaxing tendons, promoting blood circulation, clearing heat, eliminating dampness, and stopping bleeding. It is commonly used for rheumatic pain, numbness in the limbs, bruises, urinary tract infections, urinary stones, edema, dysentery, abscesses, pediatric oral ulcers, conjunctivitis, ringworm, and external bleeding from injuries.

功效作用 功能
Efficacy and Functions

舒筋活络，清热利湿，止血。主治
Soothing tendons and activating collaterals, clearing heat and dampness, stopping bleeding. Indications:

用于风湿疼痛，肢体麻木，跌打损伤，尿路感染，泌尿系结石，水肿，痢疾，疮痈肿毒，小儿口疮，火眼，癣疾，外伤出血。用法用量
Used for rheumatic pain, limb numbness, bruises, urinary tract infections, urinary stones, edema, dysentery, abscesses, mouth ulcers in children, eye inflammation, ringworm, and external bleeding from injuries. Dosage and administration.

内服：煎汤，10-15g。外用：适量，捣敷；或煎汤洗；或制成软膏涂。相关论述
Internal use: Decoction, 10-15g. External use: appropriate amount, pounded for application; or decocted for washing; or made into ointment for topical application. Related discussions.

1、《中国药用孢子植物》：“甘、微苦，寒。”2、《台湾药用植物志》：“外用治皮肤病，如轮癣等。全草煎服，治淋病，催乳。”3、《中国药用孢子植物》：“舒筋活络，清热利尿，止血消肿。治风湿麻木，痢疾，尿路结石，尿路感染，跌打损伤。”临床应用 相关配伍

1. "Chinese Medicinal Sporophytes": "Sweet, slightly bitter, cold."2. "Taiwan Medicinal Plants": "Used externally to treat skin diseases such as ringworm. The whole plant can be decocted and taken orally to treat gonorrhea and promote lactation."3. "Chinese Medicinal Sporophytes": "Relaxes tendons, activates collaterals, clears heat, promotes diuresis, stops bleeding, and reduces swelling. Used to treat rheumatism, numbness, dysentery, urinary calculi, urinary tract infections, and bruises." Clinical applications and related compatibility.

治慢性溃疡，各种无名肿毒：长叶海金沙藤（研粉）20g，凡士林80g，制成软膏外敷。（《全国中草药新医疗法展览会资料选编》）加工炮制 采收加工
Treatment for chronic ulcers and various unidentified swellings and toxins: 20g of powdered Hedyotis corymbosa leaves, 80g of Vaseline, made into an ointment for external application. (Selected Materials from the National Exhibition of New Medical Treatments with Chinese Herbal Medicine) Processing method: Harvest and process.

夏、秋季采收，晒干或鲜用。植物学信息 植物种属
Harvest in summer or autumn, and dry in the sun or use fresh. Botanical information: Plant species.

海金沙科植物曲轴海金沙。形态特征
Sea buckthorn belongs to the Elaeagnaceae family. It has the following morphological characteristics:

多年生草质藤木，植株长达7m。根茎细长，匍匐横走，黑褐色，有毛。叶革质，三回羽状，羽片多数，对生于叶轴的短距上，相距9-15cm，距端有一丛淡棕色柔毛。羽片长圆三角形，长16-25cm，宽15-20cm。羽轴略向左右弯曲；一回羽片3-5对，互生或对生，基部1对最大，长三角状披针形或戟形，先端长尾状，长8-10cm，宽5-10cm，下部羽状，第2对或第3对以上的一回羽片不分裂，基部耳状，顶生的一回小羽片披针形，长6-10cm，宽1.5-3cm；末回小羽片1-3对，近对生，平展，三角状卵形至阔披针形，长1.5-5cm，宽1-1.5cm，基部心形，边缘有小锯齿；叶脉三回二叉分枝；小羽轴两侧有狭翅和棕色短毛。孢子囊穗线形，棕褐色，长3-5mm，小羽片顶部通常不育。分布区域
Perennial herbaceous vine, with plants reaching up to 7 meters in length. The rhizomes are slender, creeping horizontally, black-brown in color, and hairy. The leaves are leathery, tri-pinnate, with numerous leaflets arranged in short distances along the leaf axis, spaced 9-15 cm apart, with a cluster of light brown soft hairs near the tip. The leaflets are long triangular in shape, 16-25 cm long and 15-20 cm wide. The rachis is slightly curved to the left and right; the first pair of leaflets in each pinna are the largest, lanceolate or spear-shaped, with a long tail-like tip, 8-10 cm long and 5-10 cm wide, feathery at the base, the second or third pair of leaflets in each pinna above do not split, with ear-shaped bases, and the terminal leaflet is lanceolate, 6-10 cm long and 1.5-3 cm wide. The final leaflets are in 1-3 pairs, nearly opposite, flat, triangular-ovate to broadly lanceolate, 1.5-5 cm long and 1-1.5 cm wide, heart-shaped at the base, with small serrations along the edges; the veins bifurcate three times. The sides of the small rachis have narrow wings and brown short hairs. The sporangia are linear, brown, 3-5 mm long, and the tips of the small leaflets are usually sterile. Distribution area.

分布于广东、海南、广西、贵州、云南等地。生长环境
Distributed in Guangdong, Hainan, Guangxi, Guizhou, Yunnan and other regions. Growing environment.

生于路边草坡阴湿处、杂木林下或向阳林下。
Born in the shade of grassy slopes by the roadside, under mixed woods, or in sunny woods.