The professional name for white radish leaves is Lai Si Leaf, and its effect is to eliminate food and regulate the flow of Qi. It is used to treat stagnant eating and drinking, epigastric (abdominal) fullness (stomach distension and discomfort), red and white dysentery, and eructation (hiccups), in addition to treating breast swelling and lactation. It is a traditional Chinese medicine with pungent, bitter flavor and flat nature, and is the leaf of the cruciferous plant Leptospermum. The adverse effects and contraindications of Lapis lazuli are not clear, and caution should be exercised in the use of Lapis lazuli in patients with Qi deficiency and blood weakness. It can be used internally as decoction, powder or fresh leaves juice, or externally as appropriate amount of fresh leaves, or dried leaves powder. Before taking Lapis lazuli leaves, it should be used under the guidance of a traditional Chinese medicine practitioner, and should not be purchased and used by oneself to avoid delaying the condition.