上浓煮细辛汁，含久乃吐却，三日当愈。
《千金翼》又方
上井华水三升嗽口，吐厕中。
《千金翼》又方
橘皮（五分） 木兰皮（一两） 桂心（三分） 大枣（四十枚，去核，蒸之去皮）
上四味末之，以枣肉丸如梧子大。服二十丸，日二服，稍稍至三十丸。（一方有芎十八铢。）
《千金翼》又方
桂心 甘草（炙，等分）
上二味细末，三指撮，酒服，二十日香。
《千金翼》又方
蜀椒（汗） 桂心（各一两）
上二味，服如前方。
《千金》灸法∶灸劳宫。主大人、小儿口中肿，腥臭。
《千金》治口干方。
上羊脂若猪脂鸡子大，擘之，内半升酢中渍一宿，绞取汁含之。
《千金》治口干，除热下气方。
石膏（五合，研） 蜜（二升）
上二味，以水三升，煮石膏取二升，内蜜，煮取二升，去滓。含如枣核大，咽汁尽，更含之。
《千金翼》治口干方。
上含一片梨即愈。夜睡，当时即定。
《千金翼》又方
羊脂（鸡子大） 酒（半升） 大枣（七枚）
上三味，合渍七日，取枣食之瘥。
《千金翼》又方
上遇夜勿食酸食及热面。
《巢氏病源》小儿燕口生疮候∶此由脾胃有客热，热气熏发于口，两吻生疮，其疮白色如燕子之吻，故名为
燕口疮也。
《千金》治小儿燕口两吻生疮方。
上烧发灰，和猪脂敷之。
《千金》治燕口疮方。
上以白杨枯枝铁上烧，取 及热敷之。
《千金》又方
又以木履尾内 灰中令热，取柱两吻，各二七遍。
《千金》治口吻疮方。
上以楸白皮湿贴之，三、四度瘥。
《千金》又方
上取经年葵根，欲腐者弥佳，烧作灰及热敷之。
《千金》又方
上以新炊饭了甑及热，以唇口向甑唇上熨之，二七下三两上瘥止。
《仙人水鉴》治乳口疮，在口角上经月不瘥方。
桑叶（捣汁） 当门子（末。各少许）
上细研，涂之即瘥。
陈藏器治小儿吻疮方。
上以桑叶细锉，大釜中煎取如赤糖，涂之。
《圣惠》治小儿燕口生疮。胡粉散方
胡粉（一分，炒令黄） 黄连（半两，末）
上件药细研令匀，敷于疮上。
《圣惠》治小儿燕口及重舌，并生热疮方。
上以柘树根一握，洗去土，锉，水煎浓汁，去滓，更煎令稠，日三、四上涂之。
《圣惠》又方
上鸡 黄皮烧灰，研为末。以乳汁调半钱服之，日三服。
《圣惠》治小儿燕口及口内生疮方。
上 羊髭烧灰，研为末。以腊月猪脂和，日三、四上涂之效。
《圣惠》又方
上黄连一两，去须，捣、罗为末，用蜜调，蒸一炊久，旋旋与儿吃。
《婴孺》治小儿燕口，两吻有疮方。
上取鸡屎白三大豆，温酒和服，水下亦可。
Boil the juice of Asarum Herba (Xixin, 细辛) until thick. Hold it in the mouth for a long time and then spit it out. It should heal within three days.
Another prescription from *Qianjin Yi* (Supplement to the Essential Prescriptions Worth a Thousand Gold)
Take three sheng of well water drawn at dawn (Jinghua Shui, 井华水) to gargle the mouth, then spit it into the toilet.
Another prescription from *Qianjin Yi* (Supplement to the Essential Prescriptions Worth a Thousand Gold)
Citri Reticulatae Pericarpium (Chenpi, 橘皮) (5 fen), Magnoliae Officinalis Cortex (Mulanpi, 木兰皮) (1 liang), Cinnamomi Ramulus (Guixin, 桂心) (3 fen), Jujubae Fructus (Dazao, 大枣) (40 pieces, pitted, steamed and peeled).
Grind the above four ingredients into powder. Form pills with jujube pulp, sized like wu-tzu seeds. Take 20 pills per dose, twice daily, gradually increasing to 30 pills. (Another version includes Chuanxiong Rhizoma (Chuanxiong, 川芎) 18 zhu.)
Another prescription from *Qianjin Yi* (Supplement to the Essential Prescriptions Worth a Thousand Gold)
Cinnamomi Ramulus (Guixin, 桂心) and Glycyrrhizae Radix et Rhizoma (Gancao, 甘草) (prepared by stir-frying with honey, equal parts).
Grind the above two ingredients into fine powder. Take an amount held between three fingers, administered with wine. Halitosis will be resolved after twenty days.
Another prescription from *Qianjin Yi* (Supplement to the Essential Prescriptions Worth a Thousand Gold)
Zanthoxyli Fructus (Shujiao, 蜀椒) (sweated out) and Cinnamomi Ramulus (Guixin, 桂心) (each 1 liang).
Administer as in the previous prescription.
Moxibustion method from *Qianjin Fang*: Moxa on Laogong (PC 8). Indicated for swelling and foul odor in the mouths of adults and children.
Prescription from *Qianjin Fang* for treating dry mouth.
Take mutton fat or lard equivalent to the size of a chicken egg. Break it open, place it in half a sheng of vinegar, soak overnight, squeeze out the juice, and hold it in the mouth.
Prescription from *Qianjin Fang* for treating dry mouth, clearing heat and directing qi downward.
Gypsum Fibrosum (Shigao, 石膏) (5 he, crushed) and Honey (Fengmi, 蜂蜜) (2 sheng).
Add three sheng of water to the Gypsum Fibrosum, boil to obtain two sheng of liquid. Add the honey, boil again to obtain two sheng, and strain. Hold a piece the size of a jujube pit in the mouth, swallow the juice completely, and repeat.
Prescription from *Qianjin Yi* (Supplement to the Essential Prescriptions Worth a Thousand Gold) for treating dry mouth.
Hold a slice of pear in the mouth; this will cure it. At night during sleep, symptoms will settle immediately.
Another prescription from *Qianjin Yi* (Supplement to the Essential Prescriptions Worth a Thousand Gold)
Mutton fat (size of a chicken egg), Wine (half sheng), and Jujubae Fructus (Dazao, 大枣) (7 pieces).
Soak the above three ingredients together for seven days. Eating the jujubes will lead to recovery.
Another prescription from *Qianjin Yi* (Supplement to the Essential Prescriptions Worth a Thousand Gold)
At night, do not eat sour foods or hot noodles.
Prognosis of Swallow-Mouth Sores in Children from *Chu Shi Bing Yuan* (Source of Diseases): This is caused by exogenous heat in the Spleen and Stomach. The heat steams upward to the mouth, causing sores on both corners of the mouth. The sores are white, resembling the beak of a swallow, hence named "Swallow-Mouth Sores" (Yankou Chuang, 燕口疮).
Prescription from *Qianjin Fang* for treating sores on both corners of the mouth in children.
Burn human hair to ash, mix with lard, and apply topically.
Prescription from *Qianjin Fang* for treating Swallow-Mouth Sores.
Burn dried branches of Populus alba (Baiyang) on iron, collect the ash and apply topically while warm.
Another prescription from *Qianjin Fang*
Place the heel of a wooden clog into the ashes to make it hot. Use the cylindrical part to moxa the two corners of the mouth, each side fourteen times.
Prescription from *Qianjin Fang* for treating angular cheilitis.
Apply wet bark of Catalpa ovata (Qiubai pi, 楸白皮). It heals after three or four applications.
Another prescription from *Qianjin Fang*
Use old Abutilon indicum roots (Kui gen, 葵根), preferably rotten ones. Burn them to ash and apply topically while warm.
Another prescription from *Qianjin Fang*
Use the lid of a rice steamer immediately after cooking rice while it is hot. Press the lips against the edge of the steamer lid for moxibustion. Do this fourteen times, or up to three times, until healed.
Prescription from *Xianren Shuijian* for treating oral ulcers that have persisted for a month at the corner of the mouth.
Mulberry Leaf (Sangye, 桑叶) (juice extracted by crushing) and Moschus (Danmenzi, 当门子) (powdered). Use small amounts of each.
Grind finely and apply topically; it will heal immediately.
Prescription by Chen Cangqi for treating angular cheilitis in children.
Finely chop Mulberry Leaves (Sangye, 桑叶) and decoct in a large pot until the consistency resembles red sugar. Apply topically.
Hu Fen San (Lead Carbonate Powder) from *Tai Ping Sheng Hui Fang* for treating Swallow-Mouth Sores in children.
Minii Albas (Hufen, 胡粉) (1 fen, stir-fried until yellow) and Coptidis Rhizoma (Huanglian, 黄连) (0.5 liang, powdered).
Grind the above medicines uniformly and apply to the sores.
Prescription from *Tai Ping Sheng Hui Fang* for treating Swallow-Mouth Sores, double tongue, and other heat sores in children.
Take one handful of Zizyphus jujuba root (Zhe shugen, 柘树根), wash off the soil, chop, and decoct in water to obtain a concentrated juice. Strain and boil down to a thick paste. Apply three to four times daily.
Another prescription from *Tai Ping Sheng Hui Fang*
Burn chicken egg yolk skin to ash and grind into powder. Mix with milk and administer half qian orally, three times daily.
Prescription from *Tai Ping Sheng Hui Fang* for treating Swallow-Mouth Sores and intraoral sores in children.
Burn goat whiskers to ash and grind into powder. Mix with lard rendered in the twelfth lunar month. Apply three to four times daily; it is effective.
Another prescription from *Tai Ping Sheng Hui Fang*
Take 1 liang of Coptidis Rhizoma (Huanglian, 黄连), remove the rootlets, crush and sieve into powder. Mix with honey, steam for the duration of one meal, and slowly feed to the child.
Prescription from *Ying Ru Shu* for treating Swallow-Mouth Sores with sores on both corners of the mouth in children.
Take feces from chickens (Ji shi bai, 鸡屎白) equivalent to three soybeans. Mix with warm wine and administer orally. Water can also be used for administration.