1, diuretic and decongestant, clearing the lungs and relieving cough, cooling the blood and stopping bleeding. Shi Wei is a traditional Chinese medicine, which comes from the dried leaves of Lushan Shi Wei, Shi Wei or Stalked Shi Wei of the family of Shui Long Bone. It is sweet, bitter and slightly cold in nature, and belongs to the lung meridian and bladder meridian. The efficacy and function of Shi Wei mainly include diuretic and diuresis, clearing the lungs and relieving cough, cooling the blood and stopping bleeding, and can be clinically used to treat feverish gonorrhea, blood gonorrhea, stone gonorrhea, incontinence of urine, gonorrhea and astringent pain, cough and asthma with lung fever, vomiting blood, epistaxis, urinary blood, and leakage of blood, etc.. Shi Wei is sweet, bitter, slightly cold, sweet, light and diuretic, bitter and cold can clear the lung heat, and lower the bladder, so it is a very important medicine to clear heat, diuretic, and lymphatic.

2. Shi Wei is cold in nature and good at clearing the lungs, relieving cough and asthma, so it can also be used to treat lung-heat cough and asthma. In addition, Shi Wei both stops bleeding and cools the blood, so it is especially suitable for blood-heated blood vomiting, epistaxis, blood in urine and leakage. The main components of Shi Wei are organic acids, such as chlorogenic acid, and flavonoids and glycosides, such as kaempferol and quercetin. Modern pharmacological studies show that Shi Wei has renal protective effect, as well as cough expectorant, hypoglycemic, anti-inflammatory and analgesic, antibacterial and anti-urinary tract infections, etc., need to pay attention to the Yin deficiency and the lack of dampness and heat of the patient should be avoided.