Ingredients: 20 grams of cogongrass rhizome, 50 grams of wax gourd, and appropriate amount of rock sugar.

Practice: Wash cogongrass rhizome and wax gourd, slice or peel wax gourd, add appropriate amount of water to boil for 20 minutes, and then add appropriate amount of rock sugar to taste before drinking.

2. Scrophularia tea

Materials: Radix Scrophulariae 10g, green tea 3g.

Practice: brew with 300ml boiling water and drink, add rock sugar.

3. chrysanthemum silver tea

Ingredients: 4 grams of Apocynum venetum, 2 grams of Semen Cassiae, 2 grams of Flos Sophorae Immaturus and 2 grams of Flos Lonicerae.

Practice: put white chrysanthemum, apocynum venetum, cassia seed, Sophora japonica and honeysuckle into a pot, pour in clear water, and boil it with strong fire for 8 ~ 10 minutes, then you can drink it.