Radix et Rhizoma Imperatae and Radix et Rhizoma Glycyrrhizae Praeparatae are traditional Chinese medicinal herbs which, when taken together, have the efficacy of clearing away heat and promoting generation of body fluid, benefiting vital energy and nourishing Yin. 1. Radix et Rhizoma Glycyrrhizae possesses the efficacy of cooling blood, stopping bleeding (cooling and moistening the blood to prevent bleeding), clearing heat and inducing diuresis, and is often used in the treatment of blood-heat hematemesis, epistaxis, blood in urine, heat illnesses with irritable thirst, damp-heat jaundice, edema with scanty urination, and heat drenching (burning and tingling during urination, accompanied by frequent urination and urgent urination, and discomfort of abdominal tugging) with astringency and pain. 2. Licorice has the effect of tonifying the spleen and benefiting the qi, clearing heat and removing toxins (removing heat and toxicity from the body), expelling phlegm and relieving cough, easing pain (relieving the symptoms of pain in a more urgent situation), harmonizing all medicines (harmonizing the properties of different traditional Chinese medicines), and is used for the weakness of the spleen and stomach, fatigue and weakness, palpitations (accelerated heartbeat, often accompanied by heartburn) and shortness of breath, coughing and phlegm, contracted pain of the epigastric region (abdomen) and the limbs, carbuncle, swelling and sores, and relieving toxicity of medicines, potency, and so on. . Usually, there is no contraindication to the pairing of Bai Mao Gen and Licorice, and patients follow the doctor’s instructions to take the two herbs together has the effect of clearing away heat and generating fluids, benefiting the qi and nourishing yin, and so on. For those who have deficiency and coldness in the spleen and stomach (spleen and stomach weak and cold), urinate a lot without thirst, and those who are full of dampness and have distension and fullness in the chest and abdomen, the use of Radix et Rhizoma Glycyrrhizae Praeparata and Radix et Rhizoma Glycyrrhizae Sinensis is forbidden to prevent aggravating the condition. During the application of Chinese herbs, attention should be paid to avoiding the intake of cold, spicy and stimulating food to prevent reducing the efficacy. Patients are advised to follow the doctor’s instructions for evidence-based treatment, and not to use drugs indiscriminately on their own. If discomfort occurs after application, discontinue use and seek medical advice.