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Mài Mén Dōng 麥門冬

Pharmaceutical name Ophiopogonis Radix ophiopogon tuber “lush winter wheat”
Category Tonify Yin
Key Properties Nourishes Yin of ST, SP, HT, & LU
Clears Heat
Quiets Irritability
Properties Sweet
Sl. Bitter
Sl. Cold
Tropism HT, LU, ST
Actions & Indications 1) Moistens LU, & Nourishes Yin
2) Augments ST Yin & Generates Fluids
3) Moistens Intestines (constipation)
4) Clears the HT & Eliminates Irritability
Dosages 6-15g
Contraindications (TCM) CI: Loose stools from SP Def, turbid phlegm, thin mucus in the LU & ST, or early stage of Wind-Cold coughs
Contraindications (Western) May cause drowsiness and sedation
Chemical Composition Ophiopogonin A,B,C,D; ruscogenin, β-sitosterol, stigmasterol, β-sitosterol-β-glucoside, ophioside, kaempferol-3-galactoglucoside
Pharmacological Effects • Antiarrhythmic: intravenous injection effective in treating drug-induced arrhythmia in rats; duration of effect is relatively short, as arrhythmia tends to recur
• Cardiovascular: ophiopogonin has positive inotropic effect and increases cardiac output in frog heart specimens; at large dosage, decreases cardiac contractility and cardiac output
• Antibiotic: inhibiting influence on S.taphylococcus albus, Bacillus subtilis, E. coli and Salmonella typhi
Herb-Drug Interactions
Classical Formula(s)

San Jia Fu Mai Tang (Three-Shell Decoction to Restore the Pulse) 三甲復脈湯

Wu Shi Lian Mei Tang (Master Wu's Coptis and Mume Decoction) 吳氏連梅湯

Xin Yi Qing Fei Yin (Magnolia Flower Drink to Clear the Lungs) 辛夷清肺飲

Da Ding Feng Zhu (Major Arrest Wind Pearl) 大定風珠

Di Huang Yin Zi (Rehmannia Drink) 地黃飲子

Mai Men Dong Tang (Ophiopogonis Decoction) 麥門冬湯

Qing Gong Tang (Clear the Palace Decoction) 清宫湯

Qing Shu Yi Qi Tang (Clear Summerheat and Augment the Qi Decoction) 清暑益氣湯

Qing Ying Tang (clear the nutritive-level decoction)清營湯 (清营汤)

Qing Zao Jiu Fei Tang (Eliminate Dryness and Rescue the Lungs Decoctions) 清燥救肺湯

Sha Shen Mai Men Dong Tang (Glehnia and Ophiopogonis Decoction) 沙蔘麥門冬湯

Sheng Mai San (Generate the pulse powder) 生脈散 (生脉散)

Wen Jing Tang (Flow-Warming Decoction) 溫經湯

Zeng Ye Cheng Qi Tang (Increase the fluids and Order the Qi decoction) 增液承氣湯

Zeng Ye Tang (Increase the Fluids Decoction) 增液湯

Zhu Ye Shi Gao Tang (Lophatherum and Gypsum Decoction) 竹葉石膏湯

Ba Xian Chang Shou Wan (Eight Immortal Pill for Longevity) 八仙長壽丸

Bai He Gu Jin Tang (Lily bulb decoction to preserve the metal) 百合固金湯

Bai Zi Yang Xin Tang (Arborvitae See Pill to Nourish the HT) 柏子養心湯

Cong Bai Qi Wei Yin (Scallion Decoction with Seven Ingredients) 葱白七味飲

Da Zao Wan (Great Creation Pill) 大造丸

Ding Xian Wan (delete Zhu Sha)(Arrest Seizures Pill) 定涎丸(減硃砂)

Tian Wang Bu Xin Dan (Emperor of Heavens Special Pill to Tonify the HT) 天王補心丹 (天王补心丹)

Yang Yin Qing Fei Tang (Nourish the Yin and Clear the Lungs Decoction) 養陰清肺湯

Yi Guan Jian (Linking decoction) 一貫煎

Yi Wei Tang (Benefit the stomach decoction) 益胃湯

Yu Nu Jian (Jade Woman Decoction) 玉女煎

Yu Quan Wan (Jade Spring Pill) 玉泉丸

Zhi Gan Cao Tang (Prepared licorice decoction) 炙甘草湯 (炙甘草汤)

Zi Yin Jiang Huo Tang (Decoction to Enrich the Yin and Direct Fire Downward) 滋陰降火湯


This information is a reference tool for Chinese herbal studies. It is not intended to replace professional medical advice. Please consult a primary health professional if you require health advisory.