Artemisia annua can be used as a decoction for internal use, with the effect of clearing heat and removing dampness (removing heat and dampness from the body), cooling the blood and stopping bleeding (cooling and moisturizing the blood, preventing bleeding). Artemisia annua is the whole grass of Artemisia annua, family Asteraceae. It is bitter, slightly sweet and flat in nature. It has the effect of clearing heat and dampness, cooling blood and stopping bleeding. The main treatment of lung fever, coughing and asthma, sore throat, damp-heat jaundice, hot diarrhea, gonorrhea, rheumatism paralysis, vomiting blood, hemoptysis, traumatic bleeding, scabies, epilepsy and sores. Artemisia annua and Hong Lian, Tida total research fine powder for lung diseases, asthma cough, sore throat; Artemisia annua and Berberis Pi research into coarse powder for epistaxis, hemoptysis. When the patient is not feeling well, you need to go to the hospital in a timely manner, under the guidance of the doctor to use Artemisia annua for treatment, do not self-medication, so as not to delay the condition of the body’s health adversely affected.