龙葵子，中药名。为茄科植物龙葵SolanumnigrumL.的种子。龙葵生于田边、路旁或荒地。全国均有分布。具有清热解毒，化痰止咳之功效。常用于咽喉肿痛，疔疮，咳嗽痰喘。
Long-kui-zi, name of Chinese Medicinal Material. Solanum nigrum L.) refers to the seeds of the Solanum nigrum L., a plant of the Solanaceae family. Long-kui-zi grows on the edges of fields, roadsides, or wastelands, and is distributed throughout the country. It has the functions of clearing heat, detoxifying, resolving phlegm, and stopping cough. It is often used for sore throat, carbuncles, and cough with phlegm and wheezing.

功效作用 功能
Efficacy, function.

清热解毒，化痰止咳。主治
Clearing heat, detoxifying, resolving phlegm, and stopping cough. Mainly used for treating...

用于咽喉肿痛，疔疮，咳嗽痰喘。用法用量
Used for sore throat, carbuncles, and cough with phlegm and wheezing. Dosage and administration.

内服：适量，煎水含漱或捣敷。内服：煎汤，6-9g；或浸酒。相关论述
Internal use: Take an appropriate amount, decoct in water for gargling or apply externally. Internal use: Decoct in water, 6-9g; or soak in alcohol. Relevant discussions.

1.《药性论》：“明目。”2.《新修本草》：“疗疔疮。”3.《本草图经》：“治风，益男子元气，妇人散血。”4.《本经逢原》：“善能续筋，消疔肿。”临床应用 相关配伍

1. "Clears vision" - from "Materia Medica"2. "Treats furuncles" - from "Newly Revised Materia Medica"3. "Treats wind disorders, tonifies the original qi of men, and stops bleeding in women" - from "Illustrated Classic of Materia Medica"4. "Effective in connecting tendons, and reducing abscesses and swellings" - from "Classic of the Materia Medica"Clinical applications and relevant combinations.

1.治急性扁桃体炎：①龙葵子9g，煎汤含漱，吐出。（《河北中药手册》）②龙葵果实9g，鲜荔枝草30g。煎水含漱。（《安徽中草药》）2.治咳嗽痰喘：龙葵果实9g，煎水，加冰糖适量溶化服。（《安徽中草药》）3.治慢性气管炎：龙葵果实250g，用白酒500ml，浸泡20-30d后取酒服用，每日3次，每次15m1；或果实18g，白芥子（炒）9g，附子6g，细辛3g。水煎成浓缩制粒压片，分2次1d服完。（《浙江药用植物志》）加工炮制 炮制方法

1. Treatment for acute tonsillitis: ① 9g of Long Kui Zi (Solanum lyratum Thunb.), decocted and used for gargling, then spit out. (From "Hebei Traditional Chinese Medicine Handbook") ② 9g of Long Kui fruit, and 30g of fresh Lychee Grass. Decoct in water for gargling. (From "Anhui Traditional Chinese Medicine Handbook") 2. Treatment for cough with phlegm and wheezing: 9g of Long Kui fruit, decocted in water, add appropriate amount of rock sugar to dissolve and take orally. (From "Anhui Traditional Chinese Medicine Handbook") 3. Treatment for chronic bronchitis: 250g of Long Kui fruit soaked in 500ml of white wine for 20-30 days, then take the wine orally, 3 times a day, 15ml each time; or 18g of Long Kui fruit, 9g of White Mustard Seed (fried), 6g of Fu Zi (Aconitum carmichaelii), and 3g of Xi Xin (Asarum). Decoct in water to make a concentrated solution, form into pills or tablets, take twice a day to complete the dose. (From "Zhejiang Medicinal Plants Monograph") Processing method: Pao Zhi (processing with fire)

秋季果实成熟时采收，鲜用或晒干。植物学信息 植物种属
Harvest the fruits when they are ripe in autumn, and use them fresh or dry them in the sun. Botanical information about the plant species.

茄科植物龙葵。形态特征
Solanaceae plant, Datura. Morphological characteristics.

龙葵：又名酸溜子棵、龙槐。一年生草本，高约25-100cm。茎直立，有棱角或不明显，近无毛或稀被细毛。叶互生；叶柄长1-2cm；叶片卵形，先端短尖，基部楔形或宽楔形并下延至叶柄，通常长2.5-10cm，宽1.5-5.5cm，全缘或具不规则波状粗锯齿，光滑或两面均被稀疏短柔毛。蝎尾状聚伞花序腋外生，由3-6（-10）朵花组成；花梗长，5深裂，裂片卵圆形，长约2mm，雄蕊5，着生花冠筒口，花丝分离，花药黄色，顶孔向内；雌蕊1，球形，子房2室，花柱下半部密生白色柔毛，柱头圆形。浆果球形，有光泽，直径约8mm，成熟时黑色；种子多数扁圆形。花、果期9-10月。分布区域
Datura metel: also known as Thorn Apple, Devil's Trumpet. It is an annual herb, about 25-100cm tall. The stem is erect, with edges that may or may not be obvious, nearly hairless or sparsely covered with fine hairs. The leaves are alternate; petioles are 1-2cm long; leaf blades are ovate, with short pointed tips, wedge-shaped or broadly wedge-shaped at the base extending down to the petiole, usually 2.5-10cm long, 1.5-5.5cm wide, with entire margins or irregularly wavy coarse serrations, smooth or sparsely covered with short soft hairs on both sides. The scorpion-tail-like umbel is axillary, consisting of 3-6 (-10) flowers; flower stalks are long, deeply divided, lobes are ovate, about 2mm long, with 5 stamens attached to the corolla tube mouth, filaments separated, anthers yellow, with inward-facing apical pores; 1 pistil, spherical, ovary with 2 chambers, lower half of the style densely covered with white soft hairs, stigma rounded. The fruit is spherical, shiny, about 8mm in diameter, turning black when ripe; seeds are mostly flat and round. Flowering and fruiting period is from September to October. Distribution area.

全国均有分布。生长环境
Distributed nationwide. Growing environment.

龙葵：生于田边、路旁或荒地。
Datura: Grows in fields, along roadsides, or in wastelands.