1. Preparation materials: angelica, astragalus, red dates and medlar.
2. First, soak the red dates in warm water and wash them, and then remove the stones. If the red dates are not removed, they will be a little hot and dry. If they are cold, they may not be removed.
3. Then soak Radix Astragali, Fructus Jujubae and Radix Angelicae Sinensis in clear water for 2-3 minutes.
4. Soaked Radix Astragali, Fructus Jujubae, Radix Angelicae Sinensis and a certain amount of water are put into a pot and boiled. After boiling, turn to low heat and cook for more than 2 minutes.