《圣惠》芦根散 治小儿壮热不止。
芦根 黄 人参 甘草（炙） 麦门冬 知母（各半两）
上件，粗罗为散，每服一钱，以水一小盏，入竹叶七片、粟米一百粒，煎至五
分，去渣，不计时候温服，量儿之大小，以意加减。
《婴孺》麦门冬汤 治小儿夏天服药大下后，胃中虚热，渴欲饮水。
麦门冬 甘草 龙骨（各四分） 枳实 黄芩 茯苓 人参（各三分）
上，以水四升，煮取一升半，为三服。服此汤后渴不瘥，取水芹煮浓汁饮之，
间汤服之，甚者、恣意与之服。
芦根饮子 治小儿壮热，渴兼吐不止。
生芦根（切，五合） 淡竹青皮 人参（各八分） 桔梗（五分） 知母（十分） 粟米（三合）
上，以水五升，煮之一升半，量儿大小，与之服。
栝蒌汤 治小儿热渴，或吐下后虚热渴。
栝蒌（五分） 黄芩（三分） 知母 芦根（各二分） 生米（二合） 麦门冬（三合）
上切，以水五升，煮二升，如饮浆水度服之。
钱氏白术散
人参（切去头） 白术 木香 白茯苓（去皮） 甘草（锉，炒） 藿香叶（各一两） 干葛（二两，锉）
上为粗末，每服一钱至二钱，水一盏，煎至五分温服，如饮水者，多煎与之，无时。
海藏云，治发渴四君子加干葛、枇杷叶（先以枣汤煮过，炙干用）各等分，入木瓜少许，同煎
服，亦治虚渴法也。
The Lugen San (Reed Rhizome Powder) from *Shenghui Fang* is used to treat persistent high fever in children.
Ingredients include: Radix Phragmitis Communis (Lugen), Radix Scutellariae (Huangqin), Radix Ginseng (Renshen), Radix Glycyrrhizae Preparata (Zhi Gancao), Tuber Ophiopogonis (Maimendong), and Radix Anemarrhenae (Zhimu) (each half liang).
The above ingredients are coarsely sifted and ground into a powder. Each dose is one qian, decocted with one small cup of water, adding seven leaves of Bambusa Vulgaris var. Metake (Zhuye) and one hundred grains of Setaria Italica (Sumi), boiled until five fen remains. The dregs are removed, and it is taken warm at any time, with dosage adjusted according to the child's age and size.
The Maimendong Tang (Ophiopogon Decoction) from *Yingru Shu* is used to treat deficiency-heat in the stomach and thirst with desire to drink water in children after taking strong purgatives during summer.
Ingredients include: Tuber Ophiopogonis (Maimendong), Radix Glycyrrhizae (Gancao), Os Draconis (Longgu) (each four fen), Fructus Aurantii Immaturus (Zhishi), Radix Scutellariae (Huangqin), Poria (Fuling), and Radix Ginseng (Renshen) (each three fen).
The above ingredients are decocted with four sheng of water to obtain one and a half sheng of liquid, divided into three doses. If thirst persists after taking this decoction, boil dense juice of Apium graveolens var. dulce (Shuiqin) and drink it, administered between doses of the decoction. For severe cases, allow free consumption.
Lugen Yinzi (Reed Rhizome Drink) is used to treat high fever in children accompanied by persistent thirst and vomiting.
Ingredients include: Fresh Radix Phragmitis Communis (Qie, Wu he), Cortex Bambusae in Taeniam (Danzhu Qingpi), Radix Ginseng (Renshen) (each eight fen), Radix Platycodonis (Jiegeng) (five fen), Radix Anemarrhenae (Zhimu) (ten fen), and Setaria Italica (Sumi) (three he).
The above ingredients are decocted with five sheng of water to obtain one and a half sheng of liquid, administered according to the child's age and size.
Gualou Tang (Trichosanthes Decoction) is used to treat heat-induced thirst in children, or deficiency-heat thirst following vomiting and diarrhea.
Ingredients include: Fructus Trichosanthis (Gualou) (five fen), Radix Scutellariae (Huangqin) (three fen), Radix Anemarrhenae (Zhimu), Radix Phragmitis Communis (Lugen) (each two fen), Raw Rice (Shengmi) (two he), and Tuber Ophiopogonis (Maimendong) (three he).
The above ingredients are chopped and decocted with five sheng of water to obtain two sheng of liquid, taken like drinking thin gruel or water.
Qianyi's Baizhu San (Atractylodes Macrocephala Powder)
Ingredients include: Radix Ginseng (Renshen, cut removing the head), Rhizoma Atractylodis Macrocephalae (Baizhu), Radix Aucklandiae (Muxiang), Poria (Baifuling, peeled), Radix Glycyrrhizae (Gancao, crushed and stir-fried), Folium Viticis Negundo (Huoxiangye) (each one liang), Radix Puerariae Lobatae (Gange) (two liang, crushed).
The above ingredients are made into a coarse powder. Each dose is one to two qian, decocted with one cup of water until five fen remains, taken warm. If the child desires water, more decoction can be provided, without restriction on time.
Zhang Yuansu (Haicang) stated that for treating thirst, Si Jun Zi Tang (Four Gentlemen Decoction) can be modified by adding Radix Puerariae Lobatae (Gange) and Folium Eriobotryae (Pipaye) (first boiled in Jujube soup, then stir-fried dry), each in equal proportions, with a small amount of Mesocarp Punicae Granati (Mu Gua) added, decocted together and taken. This is also a method for treating deficiency-thirst.