赶黄草，中药名。为虎耳草科扯根菜属植物赶黄草PenthorumchinensePursh的全草，主要分布于东北、华北、华南和西南。具有利水除湿，祛瘀止痛之功效，用于黄疸，水肿，跌打损伤，肿痛。
Gan-huang-cao, name of Chinese Medicinal Material. Gan-huang-cao is the whole plant of Penthorum chinense Pursh, a plant of the Saxifragaceae family. It is mainly distributed in Northeast China, North China, South China, and Southwest China. It has the functions of promoting diuresis, eliminating dampness, dispelling stasis, and relieving pain. It is used for jaundice, edema, bruises, and painful swelling.

功效作用 功能
Efficacy and Functions

利水除湿，祛瘀止痛。主治
Promoting diuresis to eliminate dampness, dispelling stasis to relieve pain. Used to treat...

用于黄疸，水肿，跌打损伤，肿痛。用法用量
Used for jaundice, edema, bruises, and swelling pain. Dosage and administration.

15-30g。外用：适量，捣烂敷患处。药理作用
15-30g. External use: appropriate amount, mash and apply to the affected area. Pharmacological effects.

1、减轻肝损伤的作用。2、对胆汁分泌的影响。3、抗乙型肝炎病毒。临床应用 相关配伍

1. Alleviating liver damage.2. Effects on bile secretion.3. Antiviral effects against hepatitis B virus. Clinical applications and relevant combinations.

1、治小便不利：赶黄草五钱，车前草四钱，水煎服。2、治伤暑口渴：赶黄草五钱，泡开水代茶饮。3、治水湿黄肿：赶黄草、岩豆藤根、尿珠子根、山胡椒根各一两，炖肉服。加工炮制 采收加工

1. Treatment for difficult urination: Take five grams of Desmodium styracifolium and four grams of Plantago asiatica, decoct in water and take orally.2. Treatment for heatstroke with thirst: Take five grams of Desmodium styracifolium, soak in boiling water and drink as tea.3. Treatment for edema due to dampness: Take one liang each of Desmodium styracifolium, Smilax glabra root, Houttuynia cordata root, and Zanthoxylum nitidum root, stew with meat and consume. Processing and preparation: Harvest and process.

秋后采、洗净晒干用或鲜用。药材鉴别 药材性状
Harvest after autumn, clean, dry, and use or use fresh. Identification of medicinal materials and their properties.

根茎圆柱状，弯曲，具分枝，长约15cm，直径3-8cm；表面红褐色，密生不定根。茎圆柱形，直径1-6mm；表面红紫色，不分枝或基部分枝。叶片易碎；完整者呈披针形或狭披针形，长3-10cm，宽0.6-1.2cm；先端长渐尖或渐尖，基部楔形，边缘具细锯齿；表面绿褐色；无柄或近无柄；叶片膜质。有时枝端可见聚伞花序，花黄绿色，无花瓣。偶见果实，紫红色，直径约6mm，气微，味甜。植物学信息 植物种属
The rhizome is cylindrical, curved, branched, about 15cm long and 3-8cm in diameter; the surface is reddish-brown, densely covered with adventitious roots. The stem is cylindrical, 1-6mm in diameter; the surface is reddish-purple, unbranched or branched at the base. The leaves are fragile; when intact, they are lanceolate or narrowly lanceolate, 3-10cm long and 0.6-1.2cm wide; gradually tapering to a pointed or acuminate tip, with a wedge-shaped base, finely serrated edges; the surface is greenish-brown; petiole absent or nearly absent; membranous leaf texture. Sometimes umbel inflorescences can be seen at the branch tips, with yellow-green flowers lacking petals. Occasionally fruits are observed, purple-red, about 6mm in diameter, slightly fragrant and sweet in taste. Botanical information about the plant species.

虎耳草科扯根菜属植物赶黄草。形态特征
Garden cress, a plant belonging to the Brassicaceae family. Morphological characteristics.

多年生草本，高达160cm，茎带红紫色或黄褐色。单叶互生，无柄或近无柄；叶片披针形至窄披针形，长3-11cm，宽约1cm，先端长渐尖，基部楔形，边缘有细锯齿。秋季开黄绿色花，蝎尾聚伞花序成长穗状，数枝顶生，疏被短腺毛；萼筒宽钟形，萼片5，三角形；花瓣缺，雄蕊10个；心皮5个，基部合生，上部分离，无花柱，柱头盾状。蒴果红紫色，压扁5角形，5短喙斜展，略呈星状，盖裂。种子极小，红色。分布区域
Perennial herb, up to 160cm tall, with stems that are reddish-purple or yellow-brown. The leaves are alternate, sessile or nearly sessile; lanceolate to narrowly lanceolate, 3-11cm long, about 1cm wide, gradually pointed at the tip, cuneate at the base, and finely serrated along the edges. In autumn, it produces yellow-green flowers in a spike-like raceme, with several branches at the apex, sparsely covered with short glandular hairs; the calyx is broadly bell-shaped, with 5 triangular sepals; lacking petals, it has 10 stamens; 5 carpels, fused at the base and partially separated at the top, without a style, with a shield-shaped stigma. The capsule is reddish-purple, flattened pentagonal, with 5 short beaks slanting outward, somewhat star-shaped, and dehiscent. The seeds are extremely small and red. Distribution area.

分布于东北、华北、华南和西南。生长环境
Distributed in Northeast China, North China, South China, and Southwest China. Growing environment.

生于河坎溪边湿地。
Born in the wetlands by the riverbank of Hekan Creek.