1. water pear: cold in nature, moistening lung and resolving phlegm, relieving cough and reducing fire.

2. White radish: cold, slippery, expectorant, cough relieving, heat clearing and detoxification.

3. Lily: slightly cold, moistening the lungs and relieving cough.

4. Water chestnut: cold and slippery, clearing away heat, resolving phlegm, benefiting qi, appetizing and promoting digestion. .

Then there are some prescriptions for resolving phlegm:

1. Radish, ginger and pear tea: white radish, ginger and pear are sliced and decocted instead of tea.

2. Radish stewed with maltose: 2 white radishes and 60 grams of maltose, stewed and eaten.

3. Water chestnut soup: 60 grams of fresh water chestnut, 30 grams of sea chestnut skin (desalted), stewed in boiling water, (suitable for lung heat cough, yellow phlegm and hemoptysis).

4. Tremella soup: 6 grams of tremella, soaked overnight, add 10 red dates, and appropriate amount of water. After cooking, add rock sugar and serve.