Side effects and contraindications of Acacia bark are not known at this time. Acacia bark is sweet in flavor and flat in nature; it is attributed to the heart, liver and lung meridians. It has the effect of relieving depression and tranquilizing the mind, promoting blood circulation and reducing swelling. It is mainly used for the restlessness of the heart and mind, anger and depression, irritability and insomnia, bruises, broken bones and fractures, blood stasis and swelling and pain, as well as lung carbuncle, carbuncle and poison. Clinically, Acacia bark for the treatment of carbuncles, coughing up pus and blood, can be used alone, can also be used with fish, peach kernel, winter melon kernel, etc.; for the treatment of fever sores and carbuncles (because of the body’s excessive heat and poison and the appearance of sores and carbuncles on the surface of the skin), it is appropriate to be accompanied by dandelion, forsythia, purple flowers, such as Dicotyledonin. If medication is needed, it should be diagnosed by a doctor and the treatment should be standardized according to the doctor’s prescription.