Ingredients: Pinellia ternata, Pericarpium Citri Tangerinae, Poria, Glycyrrhrizae Radix.

Function: eliminating dampness and resolving phlegm, regulating qi and regulating middle energizer.

Indications: Damp phlegm. Cough with excessive phlegm, white and easy to cough, nausea and vomiting, stuffy chest, heavy limbs, dizziness and palpitation, white and slippery tongue coating or slippery pulse.

Square song:

Erchen decoction is made from Pinellia ternata, which is beneficial to Poria cocos and Glycyrrhiza uralensis Fisch.

Replenishing qi, regulating dryness and phlegm-dampness, and decocting with ginger and ebony.

2. Daotan Decoction

Ingredients: Pinellia ternata, Rhizoma Arisaematis, Fructus Aurantii Immaturus, Pericarpium Citri Tangerinae, Poria.

Function: eliminating dampness and phlegm, promoting qi circulation and relieving depression.

Indications: Phlegm-Jue syndrome. Dizziness or excessive phlegm, hypochondriac fullness, headache, vomiting, acute cough, sticky nose and saliva, thick and greasy tongue coating and slippery pulse.

Square song:

Daotan Decoction is prepared from Chen Er, Fructus Aurantii Immaturus and Rhizoma Zingiberis Recens.

3. Ditan decoction

Ingredients: Rhizoma Arisaematis, Rhizoma Pinelliae, Fructus Aurantii Immaturus, Poria, Pericarpium Citri Tangerinae, Rhizoma Acori Graminei, Ginseng, Caulis Bambusae, Glycyrrhrizae Radix and Ginger.

Function: resolving phlegm and inducing resuscitation.

Indications: apoplexy with phlegm in the heart. Strong tongue without words, phlegm in throat, white greasy tongue coating, heavy, slippery or slow pulse.

Square song:

Ditan decoction uses Pinellia ternata, Glycyrrhiza uralensis Fisch, Pericarpium Citri Tangerinae, Ginseng Radix and Poria.

Both bamboo and calamus are bitter oranges, which disturb the tongue and make it awake.

4. Jinshui Liu Jun soup

Ingredients: Radix Angelicae Sinensis, Radix Rehmanniae Preparata, Pericarpium Citri Tangerinae, Rhizoma Pinelliae, Poria, Radix Glycyrrhizae Preparata and Rhizoma Zingiberis Recens.

Function: Nourishing lung and kidney, eliminating dampness and resolving phlegm.

Indications: yin deficiency of lung and kidney, excessive phlegm and dampness. Cough, nausea, shortness of breath, excessive phlegm, salty phlegm or dry throat, salty mouth, pale tongue, white, slippery or thin coating.

Square song:

The Six Kings of Jinshui returned home with Chen Er and Cao Fu.

Nourishing lung and kidney, eliminating dampness and phlegm, and nourishing lung and kidney yin deficiency and dampness and phlegm.

The above three aspects are all made of Erchen soup. Both have the effect of eliminating dampness and resolving phlegm. Daotan decoction is prepared by removing dark plum, licorice, Rhizoma Arisaematis and Fructus Aurantii Immaturus from Erchen decoction. Rhizoma Arisaematis increases the power of removing dampness and resolving phlegm in Pinellia ternata, and Fructus Aurantii Immaturus helps Chenpi to regulate qi and resolve phlegm, so the power of removing dampness and resolving phlegm and promoting qi is better than Erchen Decoction. Indications: phlegm and blood stasis, qi stagnation. Ditan decoction is based on Daotan decoction, which is added with Acorus gramineus, bamboo shavings, ginseng and licorice, and has more effects of enlightening and strengthening the body resistance than Daotan decoction. It is often used to treat apoplexy, stagnation of phlegm, and strong tongue. Jinshui Liujian Decoction is Erchen Decoction, which removes dark plum, adds Radix Rehmanniae Preparata and Radix Angelicae Sinensis to nourish yin and blood, and regulates lung and kidney. Therefore, it is suitable for the syndrome of yin deficiency of lung and kidney and excessive damp phlegm in the elderly.