定喘汤Asthma-Relieving Decoction

nullAsthma-Relieving Decoction 定喘汤 Ding Chuan TangAsthma-Relieving Decoction 定喘汤 Ding Chuan TangWonderful Prescriptions for Everyone's Life-Preserving Zhang Shiche (Ming Dynasty)nullGingko-nut ( bai guo) 9g Ephedra (ma huang) 9g Perilla seed (su zi)6g Licorice root (gan cao) 3g Coltsfoot flower (kuan dong hua)9g Bitter apricot kernel (xing ren)9g Mulberry bark (sang bai pi)9g Scutellaria root (huang qin) 6g Pinellia tuber (ban xia)9g IngredientsDecoct the above herbs in water for oral application.nullDispersing the lung to lower adverse flow of qi, clearing away heat and expectorating phlegm. EffectsnullInternal accumulation of phlegm-heat with the attack of wind-cold on the exterior.Indicationnullthe attack of wind-cold on the exteriorinternal accumulation of phlegm-heatasthmanullSyndromeCough, asthma, profuse yellowish and viscid phlegm, or aversion to cold, fever, yellow, greasy coating of the tongue slippery, rapid pulse. Analysis of PrescriptionAnalysis of Prescriptionma huang bai guo su zi kuan dong hua xing ren ban xia sang bai pi huang qin gan cao ――disperses the lung and dispels wind-cold to relieve asthma ―clears away lung-heat to relieve cough and asthma ――lowering adverse flow of qi to relieve asthma and resolves phlegm to relieve cough ――astringes the lung to relieve asthma and resolves phlegm. ――moderates the properties of all the other ingredients in the prescription Ma huang with dispersing effect and bai guo with astringing effect can replenish each other, which can not only strengthen the effect of relieving asthma, but also ventilate lung without impairing the lung-qiCombination FeatureCombination Feature The formula includes ventilating lung and directing qi downward, dispersing and astringing the lung. Clinical usagesClinical usages With the appropriate presentation, this formula may be used in treating such biomedically-defined disorders as bronchial asthma and chronic bronchitis which pertain to accumulation of phlegm-heat in the lung.