Perilla frutescens and Pogostemon cablin are both common Chinese herbal medicines, but they are different in plant characteristics and medicinal effects. Perilla frutescens is a perennial herb with heart-shaped or oval leaves and strong fragrance, which is often used for seasoning and cooking. Perilla frutescens has the effects of clearing away heat and toxic materials, expelling wind and dispelling cold, and can be used to treat common cold, fever and other symptoms. Pogostemon Pogostemon is a kind of millet with oblong leaves and pungent taste, which is often used to make traditional Chinese medicine. Pogostemon cablin has the effects of regulating qi, eliminating dampness and resolving phlegm, and can be used to treat epigastric fullness, cough and excessive phlegm.