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According to *Chao Shi Bing Yuan* (Source of Diseases by Master Chao) regarding the syndrome of sores on the tongue in infants and children: The heart opens into the tongue; if there is heat in the Heart, sores will arise on the tongue.

*Ben Cao* records treatments for infants and children with sores on the tongue who are unable to suckle milk.
Apply the aforementioned preparation (white alum and egg processed in vinegar) to the soles of the feet. Apply seven times, and it will heal.

*Qian Jin Fang* (Essential Prescriptions Worth a Thousand Gold) provides a formula for treating sores on the tongue in infants and children.
Take bee comb (Apis cerana nest), burn it to ash, and mix it with an equal amount of dust from the eaves. Mix evenly and apply topically.

*Qian Jin Fang*, another prescription
Apply the white juice of mulberry bark to the nipple, allowing the infant to suckle and drink it.

*Qian Jin Fang*, another prescription
Take the marrow from the bones of sheep hooves, mix it with Bai Fen (Lead Carbonate, historically used but toxic; modern context implies a specific traditional powder, often associated with lead or zinc compounds in ancient texts, here kept as Hufen/White Powder), and apply topically.

*Qian Jin Fang* states: The tongue is governed by the Heart. Heat manifests as sores and fissures on the tongue, drawing the lips to become red and swollen. This is the Shengma Decoction to drain heat.
Sheng Ma (Rhizoma Cimicifugae) [3 liang], She Gan (Radix Belamcandae) [3 liang], Bai Ye (Cacumen Platycladi) [1 sheng, cut], Da Qing (Radix Isatidis) [2 liang], Ku Zhu Ye (Folium Bambusae) [cut], Di Huang Zhi (Succus Rehmanniae Recens) [5 he], Sheng Lu Gen (Rhizoma Phragmitis Recens) [5 liang], Qiang Wei Gen Bai Pi (Cortex Rosae Rugosae Albus) [5 liang], Xuan Shen Zhi (Succus Scrophulariae Recens) [3 he], Chi Mi (Mel Rubrum) [8 he].
These ten ingredients are crushed. Boil in four sheng of water until one sheng remains. Strain out the dregs. Add Xuan Shen Zhi and boil twice. Then add Di Huang Zhi and boil twice. Finally, add the honey and simmer until one sheng and seven he remain. Dip cotton wool in the decoction, apply to the tongue, hold in the mouth, and swallow slowly.

*Wai Tai Mi Yao* (Prescriptions from the Imperial Library) cites *Duan Ju* regarding a formula for sores on the tongue in infants and children.
Burn Sepia Shell (Os Sepiae) to powder. Mix with Egg Yolk (Ovi Collyrium) and apply. Spread thoroughly over the throat, tongue, and sublingual area. It will heal immediately.

*Ying Ru Shu* provides a formula for treating sores on the tongue in infants and children.
Burn Kai Gen (Radix Malvae) to ash. Take a small amount and apply topically each time.

Zhang Rui’s *Ji Feng Pu Ji Fang* treats chronic sores in the mouth and tongue that do not heal.
Crush Wild Rose Root (Radix Rosae Rugosae). Use one spoonful per dose. Boil with two cups of water until reduced to six-tenths. Strain. Hold the hot liquid in the mouth; spit it out when it cools.

*Zhang Shi Jia Chuan* provides a formula for sores in the mouth and tongue of adults and children.
Long Nao (Borneolum Syntheticum) [0.5 fen], Han Shui Shi (Arseniosum Hydroxidum Rubrum / Calcined Arsenolite) [0.5 liang, calcined and finely ground].
Sprinkle a small amount onto the tongue each time.

*Ji Shi Jia Chuan* provides a formula for applying paste to treat white, ulcerated sores on the tongue appearing three to five days after birth, accompanied by crying during feeding.
Huang Dan (Minium / Lead Tetroxide) [1 fen], Qing Fen (Calomel / Mercurous Chloride) [1 qian], Mi (Mel) [a little].
Mix these three ingredients evenly. Steam once over rice. Apply to the mouth and tongue using a goose feather brush. One or two applications will suffice.