Myrtle root boiled in water has the benefits of nourishing the blood and opening up the channels, but should be used in accordance with medical advice. Myrtle root is the dried root of myrtle in the myrtle family. It is sweet in flavor, flat in nature, and belongs to the liver and kidney meridians. It has the effect of nourishing the blood and clearing the channels, and can be used clinically to treat pain in the chest and ribs, rheumatism, paralysis, leakage of menstruation (excessive menstruation or dripping), lumbago and other conditions. In daily life, when used in boiled water, it can have the benefits of nourishing the blood and clearing the channels. Its adverse effects are not clear. If patients need to use the medicine, they should go to the hospital and use it under the guidance of the doctor, and should not use the medicine without authorization to ensure the safety of the medicine.