the nature and taste are meridian tropism: cold in nature, bitter and pungent in taste, heart tropism and liver meridian tropism.

usage and dosage: generally, the dosage is 15.3g, which can be decocted and taken for external use.

Efficacy Indications Viola yedoensis has the effects of clearing away heat and toxic materials, cooling blood and reducing swelling. Can be used for treating jaundice, dysentery, mastitis, conjunctival congestion, swelling and pain, and pharyngitis; External application can treat traumatic injury, carbuncle swelling, snake bite and so on.

Treatment formula: 1. Treatment of furuncle and carbuncle: 6 grams of Herba Violae, 6 grams of Flos Chrysanthemi Indici, 6 grams of Herba Taraxaci and 15 grams of Flos Lonicerae. Decoct in water, remove residue, take hot clothes, cover with quilt and sweat. Has the effects of clearing away heat and toxic materials and dispelling furuncle. (from Wuwei Disinfection Drink in Medical Zong Jin Jian)

2. Treatment of breast abscess and all poisons: 8 grams of Viola yedoensis and 8 grams of dandelion respectively. Wash with running water, decoct in water, remove residues, then boil the decoction into paste and apply it to the affected area. 1 post a day. (From "Huizhitang Experience Prescription" Diding Ointment)