Are there any herbs that can be used externally in a sitz bath to treat hemorrhoids?

There are herbs that can be used externally in sitz baths to treat hemorrhoids, commonly used herbs are ground elm and acacia rice.
Ground elm, has the effect of cooling blood to stop bleeding, detoxification and astringent sores. It is mainly used for the treatment of blood-heat blood in stool, hemorrhoidal blood, leakage (excessive menstrual flow or dribbling), scalded by water and fire, eczema and so on. Caution should be exercised where blood in stool, dysentery, leakage and bleeding with stasis are due to deficiency and coldness.
Sophora japonica, has the effect of cooling blood, stopping bleeding, clearing liver and diarrhea. It is mainly used in the treatment of blood in stool, hemorrhoidal blood, disintegration, vomiting blood, epistaxis, liver-heat, eye redness, headache and dizziness. The adverse reactions and contraindications of Sophora japonica are not clear.
If hemorrhoids need to be treated with Chinese herbal sitz bath, it is recommended to go to the hospital in time and use it under the guidance of a professional physician.