do you want to buy Chinese patent medicine or Chinese herbal pieces? If it is a Chinese patent medicine, you should go to the drugstore to see if you have taken this medicine. If it's Chinese herbal pieces, you should go to a pharmacy that can sell Chinese herbal pieces. The specific formula is: 12g of Bupleurum, 4.5g of cassia twig, 4.5g of Scutellaria baicalensis Georgi, 4.5g of ginseng, 3g of fried licorice, 7.5g of Pinellia ternata, 4.5g of peony, 6 jujubes and 4.5g of ginger.