Lobelia herb has the effect of clearing heat and detoxification (removing heat, poison and evil from the body) and reducing swelling. Lung Kwai is the whole grass of Lung Kwai in the genus Solanum of the family Solanaceae. It is bitter in taste and cold in nature, with the effect of clearing away heat and detoxification, promoting blood circulation and subduing swelling. The main treatment of boils (mostly in the limbs or facial sores, shape small root base deep, such as nails as hard), carbuncles, canker sores, dengtoxin (acute infectious diseases, visible skin red like paint), bruises and sprains, coughs, edema. Lobelia seedling leaves pounded to cure blister sores; Lobelia, June snow fresh leaves, pounded to take the juice for internal use, the dregs of the external treatment of snake bites; fresh Lobelia leaves, even the whiskers of white onions, chopped, and add the wine brewing waste, with the same pounding on the affected area to cure bruises, sprains and swollen pains. If there are symptoms of physical discomfort, you should consult a doctor in a timely manner, not self-medication.