桔梗芦头，中药名。为桔梗科植物桔梗Platycodongrandiflorus(Jacq.)A.DC.[CampanulagrandifloraJacq.]的根茎。分布于全国各地。具有清热化痰的功效。主治胃热呕吐，热咳痰稠，咳逆胸闷。
Jie-geng-lu-tou, name of Chinese Medicinal Material. efers to the root and stem of the Platycodon grandiflorus (Jacq.) A.DC. [Campanula grandiflora Jacq.], a plant of the Campanulaceae family. It is distributed throughout the country and is effective in clearing heat and resolving phlegm. It is mainly used to treat vomiting due to stomach heat, thick phlegm and cough caused by heat, and chest stuffiness due to coughing.

功效作用 功能
The efficacy and functions.

清热化痰。主治
Clearing heat and resolving phlegm. Mainly used to treat

胃热呕吐，热咳痰稠，咳逆胸闷。用法用量
Stomach heat causing vomiting, hot cough with thick phlegm, and coughing causing chest tightness. Dosage and administration.

内服：生研末1-3克，白汤调服。相关论述
Oral administration: Take 1-3 grams of the powdered raw herb, mixed with a decoction. Relevant discussions.

《本草纲目》：“吐上膈风热痰实，生研末，白汤调服一钱，探吐。”植物学信息 植物种属
"Compendium of Materia Medica": "For vomiting due to upward surging of hot phlegm and repletion, take the raw and powdered herb, mix it with one qian of white decoction, and administer it to induce vomiting." Botanical information about the plant species.

桔梗科植物桔梗。形态特征
Platycodon grandiflorus, a member of the Campanulaceae family, is characterized by its morphological features.

桔梗，又名铃当花、包袱花（山东）。多年生草本，高30-120cm。全株有白色乳汁。主根长纺锤形，少分枝。茎无毛，通常不分枝或上部稍分枝。叶3-4片轮生、对生或互生；无柄或有极短的柄；叶片卵形至披针形，长2-7cm，宽0.5-3cm，先端尖，基部楔形，边缘有尖锯齿，下面被白粉。花1朵至数朵单生茎顶或集成疏总状花序；花萼钟状，裂片5；花冠阔钟状，直径4-6cm，蓝色或蓝紫色，裂片5，三角形；雄蕊5，花丝基部变宽，密被细毛；子房下位，花柱5裂。蒴果倒卵圆形，熟时顶部5瓣裂。种子多数，褐色。花期7-9月，果期8-10月。分布区域
Platycodon, also known as bellflower or Chinese bellflower, is a perennial herbaceous plant, 30-120cm tall. The entire plant contains white latex. The main root is spindle-shaped and sparsely branched. The stem is hairless, usually unbranched or slightly branched at the upper part. The leaves are arranged in whorls of 3-4, opposite, or alternate; they are sessile or have very short petioles; the leaf blades are ovate to lanceolate, 2-7cm long, 0.5-3cm wide, with a pointed tip, wedge-shaped base, serrated margins, and white powder on the underside. The flowers are solitary or in loose racemes at the top of the stem; the calyx is bell-shaped with 5 lobes; the corolla is wide-bell-shaped, 4-6cm in diameter, blue or purplish-blue, with 5 triangular lobes; there are 5 stamens, and the base of the filaments is widened and densely covered with fine hairs; the ovary is inferior, with a 5-lobed style. The capsule is inverted-ovate, with 5 splits at the top when ripe. The seeds are numerous and brown. The flowering period is from July to September, and the fruiting period is from August to October. This plant is distributed in... (the distribution area is not provided in the original text)

分布于全国各地。生长环境
Distributed throughout the country. Growing environment.

生于山地草坡、林缘或有栽培。
Born in mountain grassy slopes, forest edges, or cultivated areas.