1. Used for fever, polydipsia, vomiting due to stomach heat and cough due to lung heat. Imperata rhizome can clear the heat of lung and stomach, so it is suitable for the above-mentioned diseases and is often used as an auxiliary medicine. In the period of measles eruption and recovery, Maogen decoction can be used as a drink to get the effect of clearing away heat and promoting fluid production.

2. Used for blood-heat rash, emesis and hematuria. The product has the effects of cooling blood and stopping bleeding, and can be used alone, or combined with Cirsium japonicum and Lotus Root Nodes.

In addition, the product has diuretic effect, and can be used for edema, heat stranguria, jaundice and other diseases.

Appropriate: acute nephritis, acute pyelonephritis, cystitis, urethritis and other urinary tract infections should be eaten; Hemoptysis, nosebleeds, and urine bleeding should be eaten; Hypertension patients should eat; Acute febrile patients who are annoyed by heat and thirst should eat; Acute infectious jaundice and hepatitis should be eaten; Children with measles should eat it.

Bogey: Maogen is cold, so people with spleen and stomach deficiency and diarrhea in loose stool should not eat.

Silk grass root should be able to stew with meat.