Deer antler herb is the whole herb of the plant Mianmao deer antler herb, which is cool in nature, bitter and astringent in taste, and itself has the function of clearing heat and detoxification, as well as dispelling wind and winning dampness, stopping bleeding, cooling the blood, expectorant and relieving cough. Firstly, it can be used to treat sores on the mouth and tongue, sore throat, red eyes and headache caused by inflammation of the heart, and such patients may also suffer from heart trouble and insomnia. Deer antler herb can also be used to treat rheumatic diseases, often manifested as rheumatoid arthritis, rheumatoid arthritis, ankylosing spondylitis, etc. Patients may experience redness, swelling and pain in the joints. Deer antler herb is also good at cooling the blood and stopping bleeding, which is good for treating nasal bleeding or vomiting blood, as well as bleeding in the urine and stool. Finally, deer antler herb also has the effect of relieving cough and resolving phlegm, which is useful for cough and phlegm caused by upper respiratory tract infection, or for many patients with chronic cough and less phlegm.