Medicines in this category are pungent, bitter, aromatic in flavor, warm and dry in nature, and have the actions to circulate qi, dissolve and dry dampness, and to improve the spleen’s transformation and transportation. They are indicated for obstruction of dampness in the middle energizer, disorder of the spleen’s and stomach’s transformation and transportation, which is manifested as epigastric and abdominal distention and fullness, nausea, vomiting, loss of appetite, heaviness of limbs, loose stool, turbid and greasy coating on the tongue, etc.. Some of them can also clear away summer-heat and remove turbidity so they are indicated for syndromes of dampness-warm, or summer-heat-dampness type.
For a cold-damp type, the interior warming Chinese medicinal herbs should be combined; for a damp-heat type, those for clearing away heat and drying dampness should be combined; for more severe stagnation of qi, those that circulate qi should be combined with; for hamper of the spleen’s transformation and transportation due to spleen deficiency, those that tonify qi and invigorate the spleen should be combined.
They are a bit on warm and dry side in nature, easily consuming qi and damaging yin, therefore, they are used with caution in a case with deficiency of yin, dryness of blood and deficiency of qi, and not taken for a long time due to their aromatic flavor.
Huoxiang Herba Agastachis
The source is from the aerial parts of a perennial herb, Pogostemon cabin (Blanco) Benth., family Labiatae. The medicinal material is mainly produced in Guangdong Province, cut and collected in summer and autumn, the fresh is cut into segments, or dried in shade for being used.
Medicinal Properties Pungent in flavor, slightly warm in nature and attributive to the spleen and stomach meridians.
Actions Eliminate dampness, clear away summer- heat and stop vomiting.
For the obstruction of dampness and stagnation of qi in the middle energizer manifested as fullness in the chest and epigastrium, loss of appetite and nausea, fatigue of the body and spirits, it is usually combined with Cangzhu (Rhizoma Atractylodis), Houpo ( Cortex Magnoliae Officinalis ) , etc..
It is indicated for the early stage of summer-heat-dampness and dampness-warm syndromes of seasonal febrile disease. For affection of exogenous wind-cold in summer and retention of dampness and cold in the interior manifested as aversion to cold, fever, headache, fullness and pain in the chest and epigastrium, vomiting and diarrhea, it is usually combined with Zisuye (Fotium Perillae ) , and Houpo ( Cortex Magnoliae Officinalis ) , etc., such as Houxiang Zhengqi San (Powder). For the early stage of damp-febrile disease, used together with Huangqin (Radix ScuteUariae), Huashi (Talcum), and Yinchen (Herba Artemisiae Scopariae ), etc., such as Ganlu Xiaodu Dan (Pill).
It is used for vomiting, and is an essential medicine for the treatment of dampness-retention syndrome with vomiting. It is usually combined with Banxia (Rhizoma Pinelliae), to which Huanglian (Rhizoma Coptidis), Zhuru ( Caulis Bambusae in Taeniam ) , etc. are added again for vomiting being a bit on the heat side; for that due to pregnancy, it is combined with Sharen (Fructus Amomi) and Zisugeng (Caulis Periltae).
Usage and Dosage 3 - 10 g is used in decoction for oral use. The amount of the fresh is doubled.
Peilan Herba Eupatorii
The source is from the aerial part of a perennial herb, Eupatorium fortunei Turcz., family Compositae. The medicinal material is mainly produced in the areas of Jiangsu, Hebei, and Shandong, etc., cut and collected in autumn and summer, the fresh being cut into segments or dried in the sun for being used.
Medicinal Properties Pungent in flavor, bland in nature and attributive to the spleen, stomach and lung meridians.
Actions Eliminate dampness due to aromatic nature, clear away summer-heat from the superficies.
For dampness-retention syndrome involving the spleen and stomach, it is usually combined with Huoxiang (Herba Agastachis), or with Cangzhu (Rhizoma Atractylodis ) , Houpo ( Cortex Magnoliae Officinalis ), etc. for dampness-heat in spleen meridian with sweetness and greasiness in the mouth, plenty of saliva, and foul breath, etc., it can be decocted alone for oral use.
For affection of exogenous summer-heat and dampness or the early stage of damp febrile disease with fever, fullness in the head, fullness and oppression in the chest and epigastrium, oral stickness, white-greasy or yellow-greasy coating, it is usually combined with Huoxiang (Herba Agastachis ), Heye ( Folium Nelumbihis), Qinghao ( Herba Artemisiae Annuae ) , etc., also used together with Huashi (Talcum), Yiyiren ( Semen Coicis ) , etc..
Usage and Dosage 3 - 9 g is used in decoction for oral use. The amount of the fresh is doubled.
Cangzhu Rhizoma Atractylodis
The source is from the rhizome of Atractylodes lancea (Thunb.)DC. or A. chinensis (DC.) koidz., family Compositae. The former is mainly produced in Jiangsu, Hubei, and Henan provinces, etc., that produced in Maoshan of Jiangsu Province having the best quality. The latter is mainly produced in Inner Mongolia Autonomous Region and Shanxi and Liaoning provinces, etc.. The medicinal material is dug and collected in spring and autumn, dried in the sun, steeped thoroughly in water or water in which rice has been washed and then cut into pieces. The stir-baked one is used.
Medicinal Properties Pungent and bitter in flavor, warm in nature and attributive to the spleen and stomach meridians.
Actions Eliminate dampness and invigorate the spleen, expel wind, damp and cold.
For dampness-retention syndrome involving the middle-energizer with distention and pain in the chest and abdomen, poor appetite, nausea and vomiting, it is usually combined with Houpo ( Cortex Magnoliae Officinalis), and Jupi (Pericarpium Citri Tangerinae), such as Pingwei San (Powder).
For Bi-syndrome of