Licorice, this product is legume (butterfly flower subfamily) plant dry root and rhizome. It is mainly produced in Inner Mongolia, Gansu and Heilongjiang. Spring and autumn two seasons, removal of fibrous roots, drying. Skin thin tight, red brown, solid, pink foot, sweet taste is better. Cut thick slices, raw or baked with honey.

Identification of traditional Chinese medicine: this product is a thick piece of similar round or oval shape. Outer epidermis reddish-brown or grayish-brown, with longitudinal wrinkles. Section slightly fibrous, yellow-white center, with obvious radial texture and cambium ring. Solid quality, with powder. The air is small, the taste is sweet and special.

Drug: Gan, Ping. Into the heart, lung, spleen, stomach.

Indications: Tonifying spleen and qi, clearing heat and detoxifying, expectorant and cough, alleviating pain, and harmonizing various medicines. It is mainly used for spleen and stomach weakness, fatigue, palpitation and shortness of breath, cough and phlegm, epigastric and limb clonus acute pain, carbuncle swelling and ulcer toxicity, and relieves drug toxicity and intensity.

Caution: It is not suitable for use with seaweed, Euphorbia japonica, Euphorbia japonica, Gansui and Genkwa. This product has the disadvantage of dampness obstructing gas. It is not suitable for those who are full of dampness and edema. Taking large doses for a long time can lead to retention of water and sodium, causing edema.

Modern pharmacology: Glycyrrhetinic acid and flavonoids, the main components of licorice, have antidiuretic, lipid-lowering, hepatoprotective and adrenocorticoid-like effects, anti-arrhythmia and reduce the incidence of ventricular fibrillation. At the same time, they also have antispasmodic effects by reducing intestinal tension and contraction amplitude. In addition, it also has antitussive, expectorant and antiasthmatic effects.