According to *Chao Shi Bing Yuan* (Source of Diseases by Master Chao) regarding the syndrome of pediatric lacquer dermatitis: Regardless of gender or age, individuals with a constitution intolerant to lacquer will contract lacquer toxicity upon exposure to raw lacquer or newly lacquered vessels. This manifests as swelling of the head, face, and body; emergence of erythematous maculopapular rashes (hidden rashes); and the development of sores accompanied by pruritus and pain.

Prescription for Lacquer Dermatitis from *Qian Jin Fang* (Essential Prescriptions Worth a Thousand Gold).
Take three jin of fresh willow leaves, boil in fifteen sheng of water after fine chopping until seven sheng remain. Wash the affected area at a comfortable temperature, three times daily. *Zhou Hou Fang* (Handbook of Prescriptions for Emergencies) notes that bark from old willow trees is particularly effective.

Another prescription from *Qian Jin Fang*.
Apply mud sediment from under whetstones to the affected area until healed; this method is highly effective.

Another prescription from *Qian Jin Fang*.
Take one jin of dried lotus leaves, boil in ten sheng of water until five sheng remain. Wash the sores with this decoction, twice daily.

Another prescription from *Qian Jin Fang*.
Grind *Cyathula officinalis* root (Guanzhong) into powder and apply to the affected area. If it dries, reapply mixed with oil; healing will follow.

Another prescription from *Qian Jin Fang*.
Apply goat milk to the affected area.

Another prescription from *Qian Jin Fang*.
Use five liang of *Natrii Sulfas* (Mangxiao), soak in hot water, and wash the affected area. (*Qian Jin Yi Fang* suggests applying directly.)

Another prescription from *Qian Jin Fang*.
Dissolve *Alumen* (Fanshi) in hot water and wash the affected area.

Another prescription from *Qian Jin Fang*.
Pound *Polygonum multiflorum* (Qigugu Cao) and apply as a poultice. Both *Jiu Ji Fang* and *Tai Ping Sheng Hui Fang* recommend mixing pounded Qigugu Cao with *Natrii Sulfas* for application.

Another prescription from *Qian Jin Fang*.
Apply lard (pig fat) to the affected area.

Another prescription from *Qian Jin Fang*.
It is advisable to consume pork and apply chewed grain paste to the affected area.

Another prescription from *Qian Jin Fang*.
Concentrate-boil leaves of *Rattus norvegicus* check leaf (Shuzha Ye) to wash the lacquer dermatitis; alternatively, crush leaves to extract juice for topical application.

*Cai Yi Fang* cited in *Wai Tai Mi Yao*: Treatment for Lacquer Dermatitis.
Concentrate-boil sapwood of *Cryptomeria japonica* (Shanmu) and wash the affected area. Frequent use eliminates the condition, especially beneficial for children.

*Lan Ye San* (Isatis Leaf Powder) from *Tai Ping Sheng Hui Fang* for treating pediatric lacquer dermatitis accompanied by intense heat in the four limbs.
*Isatidis Folium* (Lanye), *Ophiopogonis Radix* (Menmendong, heart removed), *Polygalae Radix* (Chuan Shengma), *Akebiae Caulis* (Mutong, crushed), *Glycyrrhizae Radix et Rhizoma* (Gancao, roasted until slightly red, crushed), *Poria Cocos* (Fushen) [each half liang], *Rhinocerotis Cornu* (Xijiao), *Natrii Sulfas Crystallisatus* (Maya Xing) [each three qian].
Pound the above herbs, sieve to make a coarse powder. Take one qian per dose, add one small cup of water, decoct until half a cup remains, filter out dregs, and let cool to warm. Adjust dosage according to the child's age and size.

Another prescription from *Tai Ping Sheng Hui Fang*.
*Akebiae Caulis* (Mutong, crushed), *Polygalae Radix* (Chuan Shengma), *Stephaniae Tetrandrae Radix* (Mufangji) [each one fen], *Rhei Radix et Rhizoma* (Chuan Dahuang, crushed, lightly stir-fried), *Natrii Sulfas* (Chuan Pu Xiao) [each one fen], *Mori Cortex* (Sanggen Baipi, half liang, crushed).
Pound the above herbs, sieve to make a coarse powder. Take one qian per dose, add one small cup of water, decoct until half a cup remains, filter out dregs, and let cool to warm. Adjust dosage according to the child's age and size.

Another prescription from *Tai Ping Sheng Hui Fang*.
*Salix babylonica* branch (Chuilu Zhi, five liang), *Sophorae Flavescentis Radix* (Kushen, two liang), *Coptidis Rhizoma* (Huanglian, one liang, remove roots).
Fine-chop the above herbs, decoct in three sheng of water until half a sheng remains. Filter out dregs, add one he of ink powder, stir well, and simmer into an ointment. Store in a porcelain jar. Once cooled, apply to the sores.

Another prescription from *Tai Ping Sheng Hui Fang*.
Concentrate-boil *Brassica rapa var. trilocularis* (Manqing) soup and wash the affected area at a suitable temperature.

Another prescription from *Tai Ping Sheng Hui Fang*.
Take two live crabs, pound thoroughly, add two he of water, squeeze to extract juice, and apply. *Ji Feng Fang* suggests using dead crabs, boiling in water, and washing the affected area.

Another prescription from *Tai Ping Sheng Hui Fang*.
Chew glutinous rice until soft and apply to the affected area.

Another prescription from *Tai Ping Sheng Hui Fang*.
Soak *Imperata cylindrica* rhizome (Maoxiang) in water, frequently wash the affected area with the juice.

Another prescription from *Tai Ping Sheng Hui Fang*.
Pound wheat yeast (Xiao Mai Qu) into powder, mix with egg white, and apply to the affected area.

Another prescription from *Tai Ping Sheng Hui Fang*.
Wash the affected area with horse manure.

Another prescription from *Tai Ping Sheng Hui Fang*.
Pound fresh *Allium macrostemon* bulb (Xiebai) into a paste and apply; decocting and washing is also effective.

Another prescription from *Tai Ping Sheng Hui Fang*.
Concentrate-boil *Rhus verniciflua* (Huanglu) soup and wash the affected area at a suitable temperature.

Another prescription from *Tai Ping Sheng Hui Fang*.
Apply rapeseed oil to the affected area.

Another prescription from *Tai Ping Sheng Hui Fang*.
Concentrate-boil soup made from new millet brooms and wash the affected area at a suitable temperature.

Another prescription from *Tai Ping Sheng Hui Fang*.
Pound *Allium fistulosum* (Jiu Cai) to extract juice and apply.

*Hua Du San* (Detoxifying Powder) by Zhang Huan: Treats males and females who are constitutionally intolerant to lacquer, developing sores, itching, and pain upon contact with raw lacquer or lacquered vessels.
*Akebiae Caulis* (Mutong, crushed, one liang), *Ophiopogonis Radix* (Menmendong, heart removed), *Isatidis Folium* (Lanye) [each half liang], *Rhinocerotis Cornu* (Xijiao, powdered), *Glycyrrhizae Radix et Rhizoma* (Gancao, roasted until slightly red, crushed), *Natrii Sulfas Crystallisatus* (Maya Xing) [each one fen].
Pound the above herbs, sieve to make a coarse powder. Take one qian per dose, add one small cup of water, decoct until half a cup remains, filter out dregs, let cool to warm, and administer. Adjust dosage based on the child's age and size.

Another prescription by Zhang Huan: *Liu Zhi Gao* (Willow Branch Ointment).
*Salix babylonica* branch (Chuilu Zhi, five liang), *Sophorae Flavescentis Radix* (Kushen, two liang), *Scutellariae Radix* (Huangqin, one liang).
Fine-chop the above herbs into coarse particles. For each use, take three spoonfuls, decoct in two bowls of water until one bowl remains. Filter out dregs, grind in half a spoonful of high-quality ink, stir well, and simmer into an ointment. Store in a porcelain jar. Once cooled, apply a small amount to the sores.

*Treatment for Lacquer Dermatitis* from Zhang Rui's *Ji Feng Fang*.
Grind *Curcumae Longae Rhizoma* (Peng E Zhu) into fine powder. Decoct one liang in five cups of water until two cups remain. Filter out dregs and wash the affected area.

Another prescription from Zhang Rui's *Ji Feng Fang*.
Remove bark from *Cinnamomi Ramulus* (Gui), mix with oil, and apply topically.