peng sha

Name: peng sha
Creator: Bencao Index

硼砂·Borax

borax

About peng sha

Peng Sha (硼砂) is borax, a borate mineral, recorded as Borax. It is sweet and salty in flavour and cool in temperature, entering the Lung and Stomach channels. The catalogue files it under obsolete substances.

Names

Pinyin	peng sha
Chinese	硼砂
Latin Name	Borax
English Name	borax
Japanese	hosha
Korean	bungsa

Classification

Category: Obsolete Substances
Channels: Lung, Stomach
Flavour: Sweet, Salty
Temperature: Cool

Actions and indications

Resolves toxicity and prevents putrefaction

Sore, swollen throat and mouth sores, taken internally or applied
White, weeping vaginal lesions or vaginal discharge
Mouth and gum ulcers, thrush, stomatitis and tonsillitis, as a gargle

Resolves toxicity, reduces swelling and benefits the eyes

Red, painful, swollen eyes and superficial visual obstruction; may be used alone

Clears Heat and transforms Phlegm

Stubborn Phlegm-Heat cough with sputum that is hard to bring up, taken internally in the past

Dries Damp and dissolves stones

Blistering between the toes from Damp
Stones with painful urination

Combinations

bing pian + ming fan
Swollen, ulcerated mouth, tongue and throat
xiong huang + gan cao
Thrush.
gua lou + zhe bei mu
Phlegm-Heat cough with sputum that is hard to bring up
tian men dong + xuan shen
Yin Deficiency with Internal Heat, and cough with thick, sticky sputum
mang xiao + bing pian + zhen zhu + zhu sha
Mouth ulcers or sore throat, applied topically as a powder
er cha + zhen zhu
Disorders of the mouth in general
qing dai + huang lian
Oral disorders in general with Heat and toxins
bing pian + mang xiao
Red, swollen, painful eyes; powdered and applied to the corner of the eye
pu huang
Bleeding lesions.
nan sha shen + zhe bei mu + gua lou + sang bai pi + huang qin
Chronic cough and sore throat with yellow, sticky Phlegm that is hard to expectorate

Dosage

Age	Raw	Granule	Tincture	Concentrate	Frequency
Any 1.5-6g; Powder and Pills: 1.5-3g	1.5-6 g	—	—	—	—

Cautions

caution Now considered obsolete because of its toxicity: it is classed as a reproductive toxicant and has caused serious poisoning; never take it internally without supervision
caution Where internal use is still described, it is limited to a few days under professional supervision
caution Long-term use can harm the kidneys
caution Calcine it before external use
pregnancy Do not use in pregnancy; it is classed in the EU as toxic to reproduction
paediatric Infants have been poisoned, some fatally, by accident; keep it out of household and self-care use
contraindication Lung atrophy with Heat and distension, arising when Yin deficiency has dried the Yang fluids, exhausted the marrow and parched the Ying
contraindication Painful obstruction with a stifling sensation where Qi cannot flow freely

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