There is no such thing as the eight effects of mugwort ash, which has the effect of stopping bleeding. Mugwort ash refers to the burnt ash of the leaves of mugwort, a plant of the Asteraceae family. Mugwort ash has the efficacy of stopping bleeding, and can be used to treat eye redness and swelling pain, yellow water sores, nosebleeds and other conditions. In terms of compounding, Huanglian can be paired with mugwort ash, stirred well and taken in a decoction, which can be used to treat swollen and painful eyes. In addition, the drug can also be used externally, for patients with more than one nosebleed, you can take wormwood ash and blow it into the nose to stop bleeding. The adverse reactions and contraindications of wormwood ash are not clear. If you feel unwell, it is recommended to go to the hospital in a timely manner, under the guidance of a professional physician to identify the treatment, not to take on their own, so as not to delay the condition.