主治。涩精止汗。益肾。安神。缩小便。破症结。止咳逆。治泄痢脓血。肠风下血。
小儿热气惊痫。肠痈。内疸。阴蚀。妇女崩中带下。漏胎。外用生肌敛疮。 龙骨丸。白龙
骨。黄连（微炒）黄柏（微炙）木香诃黎勒（煨）各一分。胡粉（炒黄）三钱。枯矾干姜（炮）
当归（
微炒）各五钱。研末蜜丸绿豆大。每服五丸。米饮下。日三四次。治小儿久痢腹痛。 龙骨
散。龙骨一钱。砒霜蟾酥各一字。粉霜五分。定粉一钱五分。龙脑半字。先研砒粉极细。次
入龙骨再研。次入定粉等同研。每用少许。敷治疳疮走马疳。 又方。龙骨枯矾胭脂胚各一
钱。麝香少许。研末先以绵裹杖子拭去脓。吹药少许。治脓耳。加海螵蛸一钱尤妙。 又方
。龙骨诃子各二钱五分。没石子二枚。罂粟壳赤石脂二钱。研末。每服一钱。米饮调下。治
肠虚脱肛。 又方。龙骨当归（炒）白豆蔻（面裹煨）木香各一两。浓朴（姜制）二两。研
末。每
服二钱。食前粥饮调下。治水泻腹痛。不进饮食。 又方。龙骨当归地黄各二两。艾叶（炒）
一两。地榆阿胶芍药干姜各一两五钱。蒲黄一两二钱五分。牛角鳃（炙焦）二两五钱。研末。
每服二钱。食前米饮调下。治半产下血不止。 又方。生龙骨诃子肉细茶各等分。研末干掺
患处。能生肌长肉。 又方。龙骨（ ）轻粉各五分。黄连一钱五分。研末干掺脐上。治脐
疮
。又方。龙骨轻粉各二钱五分。槟榔一钱。 猪粪（新瓦上焙干。入火烧红。取出存性研
末）五钱。研末先以温盐汤洗患处。用麻油调敷。治脚疮及久远恶疮。 又方。龙骨滑石枯
矾寒水石乳香没药黄丹（炒）各五厘。轻粉少许。研末。每用少许干掺。外贴膏药。治金刃
箭
镞伤及诸疮。能生肌长肉。定痛止血敛口。 龙骨汤。龙骨炙草大黄赤石脂石膏桂心寒水石
栝蒌根各二两。为散。以酒水各五合煎去滓。量儿大小服治小儿壮热。渴欲引饮。下痢。
又方。龙骨五两。（另研）牡蛎（ ）官桂熟地白茯苓人参炙草各二两。为散。每服五钱匕。
空
腹水煎服。治白淫及遗泄。 龙齿。功用略同龙骨。 龙齿丸。龙齿（另研）茯神各一两。
朱
砂（水飞）人参当归天麻各七钱五分。槟榔防风生干地黄犀角屑各五钱。远志赤箭各二钱五
分。
麝香一钱。研末。蜜丸梧子大。每服三十丸。薄荷汤下。治妇人。血气上攻。心神恍惚。惊
悸眠卧不安。 又方。龙齿伏神远志人参菖蒲知母黄柏研末。水泛丸梧子大。每服三五十丸。
治精浊。 又方。龙齿白僵蚕（炒）白花蛇（酒浸）朱砂铁粉石菖蒲远志木香橘红麻黄天麻
天南
星（姜制）人参各五钱。紫苏子一两。龙脑五分。全蝎（炒）二钱五分。当门子一钱。研末
蜜丸
。每一两作十五丸。每服一丸。空腹薄荷汤下。治因惊神志恍惚。久而成痫。时发时止。
龙齿清魂散。龙齿（醋 ）远志（甘草汤泡）人参当归身各五钱。茯神麦冬桂心炙草各三钱。
延
胡索一两。细辛一钱五分。为散。每服四五钱。加姜枣水煎。日二服。治心虚挟血。振悸不
宁。产后败血攻心。哭笑如狂。 龙齿散。龙齿人参白茯苓麦冬远志各五钱。丹砂铁粉龙脑
牛黄麝香各二钱五分。研末。每服半钱匕。食后沸汤调下。日三次。治肾虚耳鸣。 龙齿补
心汤。龙齿（ 研）人参熟地（洗焙）当归（酒浸焙干）桔梗酸枣仁（炒）白茯苓茯神炙绵
肉桂麦
冬远志（去心姜制）枳壳（麸炒）半夏曲白术各一钱。炙草五分。加生姜三片。粳米一撮。
水煎
服。治诸虚潮热。心神惊悸。睡卧不安。小便油浊。
Indications: Astringes essence, stops sweating, tonifies the kidney, calms the spirit, reduces urination frequency, breaks up masses and accumulations, stops cough with counterflow qi, treats dysentery with pus and blood, intestinal wind bleeding.
For pediatric heat-induced convulsions and epilepsy, appendicitis (Chang Yong), internal jaundice, genital erosion/ulceration; for women, metrorrhagia, leukorrhea, threatened abortion. Externally used to generate flesh and heal sores.
Longgu Wan (Dragon Bone Pill): Bai Longgu (Fossilia Ossis Mastodi), Huanglian (Coptidis Rhizoma) (lightly stir-fried), Huangbai (Phellodendri Cortex) (lightly roasted), Muxiang (Aucklandiae Radix), Helile (Terminalia Chebulae Fructus) (roasted), each 1 fen; Hufen (Cerussa) (stir-fried until yellow) 3 qian; Kufan (Alumen), Jiangjiang (Zingiberis Rhizoma Preparatum), Danggui (Angelicae Sinensis Radix) (lightly stir-fried), each 5 qian. Grind into fine powder, make pills with honey the size of mung beans. Take 5 pills per dose, down with rice water, 3-4 times daily. Treats prolonged dysentery with abdominal pain in children.
Longgu San (Dragon Bone Powder): Longgu (Fossilia Ossis Mastodi) 1 qian; Bisuang (Arsenici Sulfidum), Chansu (Bufonis Venenum) each 1 zi; Fenshuang (Calomelas) 5 fen; Dingfen (Cerussa) 1 qian 5 fen; Longnao (Borneolum Syntheticum) half a zi. First grind Bisuang extremely fine, then add Longgu and grind again, finally add Dingfen and grind together evenly. Apply a small amount topically to treat gan sores and gangrenous stomatitis (Zou Ma Gan).
Another prescription: Longgu (Fossilia Ossis Mastodi), Kufan (Alumen), Yanzhi Pei (Laccae Concrementum) each 1 qian, Shexiang (Moschus) a little. Grind into powder. First wipe away pus using a cotton-wrapped stick, then insufflate a small amount of medicine into the ear to treat otitis purulenta. Adding Haipiaoxiao (Sepiae Endoconcha) 1 qian is especially effective.
Another prescription: Longgu (Fossilia Ossis Mastodi), Hezi (Terminalia Chebulae Fructus) each 2 qian 5 fen, Meishizi (Myrobalani Fructus) 2 pieces, Yingqiao Qiao (Pericarpium Papaveris Rubrum), Chishizhi (Halloysitum Rubrum) each 2 qian. Grind into powder. Take 1 qian per dose, mixed with rice water. Treats prolapse of the rectum due to intestinal deficiency.
Another prescription: Longgu (Fossilia Ossis Mastodi), Danggui (Angelicae Sinensis Radix) (stir-fried), Baidoukou (Amomi Fructus Rotundus) (wrapped in flour and roasted), Muxiang (Aucklandiae Radix) each 1 liang, Houpo (Magnoliae Officinalis Cortex) (processed with ginger juice) 2 liang. Grind into powder. Take 2 qian per dose, mixed with porridge drink before meals. Treats watery diarrhea with abdominal pain and loss of appetite.
Another prescription: Longgu (Fossilia Ossis Mastodi), Danggui (Angelicae Sinensis Radix), Dihuang (Rehmanniae Radix) each 2 liang, Aiye (Artemisiae Argyi Folium) (stir-fried) 1 liang, Diyü (Sanguisorbae Radix), Ejiao (Colla Corii Asini), Shaoyao (Paeoniae Radix Alba), Jiangjiang (Zingiberis Rhizoma Preparatum) each 1 liang 5 qian, Puhuang (Pollinis Typhae) 1 liang 2 qian 5 fen, Niujiaosai (Cornu Bubali) (roasted until charred) 2 liang 5 qian. Grind into powder. Take 2 qian per dose, mixed with rice water before meals. Treats continuous bleeding after spontaneous abortion.
Another prescription: Sheng Longgu (Fresh Fossilia Ossis Mastodi), Hezi Rou (Mesocarpium Terminaliae Chebulae), Xicha (Camelliae Sinensis Folium) in equal parts. Grind into powder and apply dryly to the affected area to generate flesh and promote tissue growth.
Another prescription: Longgu (Fossilia Ossis Mastodi) (vinegar-quenched), Qingfen (Calomelas) each 5 fen, Huanglian (Coptidis Rhizoma) 1 qian 5 fen. Grind into powder and apply dryly to the umbilicus to treat omphalitis.
Another prescription: Longgu (Fossilia Ossis Mastodi), Qingfen (Calomelas) each 2 qian 5 fen, Binglang (Arecae Semen) 1 qian, Zhufen (Faeces Porci) (dried on a new tile, heated red in fire, removed while retaining properties, ground into powder) 5 qian. Grind into powder. First wash the affected area with warm salt water, then mix with sesame oil and apply topically to treat foot sores and chronic malignant ulcers.
Another prescription: Longgu (Fossilia Ossis Mastodi), Huashi (Talcum), Kufan (Alumen), Hanshuishi (Natron), Ruxiang (Olibanum), Moyao (Myrrha), Huangdan (Minium) (stir-fried) each 5 li, Qingfen (Calomelas) a little. Grind into powder. Apply a small amount dryly externally, cover with plaster. Treats wounds from blades/arrows and various sores, generating flesh, stopping pain and bleeding, and closing wounds.
Longgu Tang (Dragon Bone Decoction): Longgu (Fossilia Ossis Mastodi), Zhigancao (Glycyrrhizae Radix et Rhizoma Preparata), Dahuang (Rhei Radix et Rhizoma), Chishizhi (Halloysitum Rubrum), Shigao (Gypsum Fibrosum), Guixin (Cinnamomi Ramulus), Hanshuishi (Natron), Gualougen (Trichosanthis Radix) each 2 liang. Make into a powder. Decoct with 5 he of wine and 5 he of water, remove dregs, administer according to the child's age. Treats high fever, thirst with desire to drink, and dysentery in children.
Another prescription: Longgu (Fossilia Ossis Mastodi) 5 liang (grind separately), Muli (Concha Ostreae) (vinegar-quenched), Guangui (Cinnamomi Ramulus), Shudi (Rehmanniae Radix Preparata), Baifuling (Poria), Renshen (Ginseng Radix et Rhizoma), Zhigancao (Glycyrrhizae Radix et Rhizoma Preparata) each 2 liang. Make into a powder. Take 5 qian bi per dose, decoct with water and take on an empty stomach. Treats white discharge (Bai Yin) and seminal emission/incontinence.
Longchi (Dentalium): Functions are slightly similar to Longgu.
Longchi Wan (Dragon Tooth Pill): Longchi (Dentalium) (grind separately), Fushen (Poria cum Pinodia) each 1 liang, Zhusha (Cinnabaris) (water-triturated), Renshen (Ginseng Radix et Rhizoma), Danggui (Angelicae Sinensis Radix), Tianma (Gastrodiae Rhizoma) each 7 qian 5 fen, Binglang (Arecae Semen), Fangfeng (Saposhnikoviae Radix), Sheng Di Huang (Rehmanniae Radix), Xijiao Xie (Rhinocerotis Cornu) each 5 qian, Yuanzhi (Polygalae Radix), Chijian (Arisaematis Cum Baccis) each 2 qian 5 fen, Shexiang (Moschus) 1 qian. Grind into powder, make pills with honey the size of wutong seeds. Take 30 pills per dose, down with mint decoction. Treats women with blood and qi attacking upward, mental confusion, palpitations, and restless sleep.
Another prescription: Longchi (Dentalium), Fushen (Poria cum Pinodia), Yuanzhi (Polygalae Radix), Renshen (Ginseng Radix et Rhizoma), Changpu (Acori Tatarinowii Rhizoma), Zhimu (Anemarrhenae Rhizoma), Huangbai (Phellodendri Cortex) ground into powder, water-made pills the size of wutong seeds. Take 30-50 pills per dose. Treats turbid essence.
Another prescription: Longchi (Dentalium), Bai Jiangcan (Bombyx Batryticatus) (stir-fried), Baihua She (Bungarus multicinctus) (soaked in wine), Zhusha (Cinnabaris), Tiefen (Ferrum Oxydatum Rubrum), Shichangpu (Acori Tatarinowii Rhizoma), Yuanzhi (Polygalae Radix), Muxiang (Aucklandiae Radix), Juhong (Citri Reticulatae Pericarpium Rubrum), Mahuang (Ephedrae Herba), Tianma (Gastrodiae Rhizoma), Tiannanxing (Arisomatis Rhizoma) (processed with ginger juice), Renshen (Ginseng Radix et Rhizoma) each 5 qian, Zisuzi (Perillae Fructus) 1 liang, Longnao (Borneolum Syntheticum) 5 fen, Quanxie (Scorpio) (stir-fried) 2 qian 5 fen, Dangmenzi (Moschus) 1 qian. Grind into powder, make pills with honey. Each liang makes 15 pills. Take 1 pill per dose, down with mint decoction on an empty stomach. Treats mental confusion due to fright, evolving into epilepsy over time, with intermittent attacks.
Longchi Qinghun San (Dragon Tooth Clearing Soul Powder): Longchi (Dentalium) (vinegar-quenched), Yuanzhi (Polygalae Radix) (soaked in licorice decoction), Renshen (Ginseng Radix et Rhizoma), Danggui Shen (Radix Angelicae Sinensis) each 5 qian, Fushen (Poria cum Pinodia), Maidong (Ophiopogonis Radix), Guixin (Cinnamomi Ramulus), Zhigancao (Glycyrrhizae Radix et Rhizoma Preparata) each 3 qian, Yanhusuo (Corydalis Rhizoma) 1 liang, Xixin (Asari Radix et Rhizoma) 1 qian 5 fen. Make into powder. Take 4-5 qian per dose, decoct with ginger and jujube in water, twice daily. Treats heart deficiency with blood stasis, trembling palpitations, postpartum败血 (decayed blood) attacking the heart, crying and laughing like madness.
Longchi San (Dragon Tooth Powder): Longchi (Dentalium), Renshen (Ginseng Radix et Rhizoma), Baifuling (Poria), Maidong (Ophiopogonis Radix), Yuanzhi (Polygalae Radix) each 5 qian, Dansha (Cinnabaris), Tiefen (Ferrum Oxydatum Rubrum), Longnao (Borneolum Syntheticum), Niuhuang (Calculus Bovis), Shexiang (Moschus) each 2 qian 5 fen. Grind into powder. Take half a qian bi per dose, mixed with boiling water after meals, three times daily. Treats tinnitus due to kidney deficiency.
Longchi Buxin Tang (Dragon Heart Tonifying Heart Decoction): Longchi (Dentalium) (ground), Renshen (Ginseng Radix et Rhizoma), Shudi (Rehmanniae Radix Preparata) (washed and dried), Danggui (Angelicae Sinensis Radix) (soaked in wine and dried), Jiegeng (Platycodonis Radix), Suanzaoren (Ziziphi Spinosae Semen) (stir-fried), Baifuling (Poria), Fushen (Poria cum Pinodia), Zhi Mian Rougui (Cinnamomi Cortex Preparata), Maidong (Ophiopogonis Radix), Yuanzhi (Polygalae Radix) (devoid of heart, processed with ginger juice), Zhike (Aurantii Fructus) (bran-roasted), Banxia Qu (Pinelliae Fermentatum), Baizhu (Atractylodis Macrocephalae Rhizoma) each 1 qian, Zhigancao (Glycyrrhizae Radix et Rhizoma Preparata) 5 fen. Add 3 slices of fresh ginger, a pinch of Jingmi (Oryza Sativa), decoct with water and take. Treats various deficiencies with tidal fever, mental palpitations, restless sleep, and turbid urine resembling oil.