Patients with low fluid intake can be regulated by dietary adjustments such as reducing spicy and stimulating foods and taking medications such as Salvia divinorum and maitake soup. 1. Dietary regulation: Usually, we should replenish water in time, eat a light diet and reduce spicy and stimulating foods to avoid aggravating the depletion of fluid in the body. 2. Medication: Patients with fluid deficiency can also be treated with drugs that nourish Yin and promote the production of fluid. Such as lung dryness and fluid injury, manifested as dry cough, less sputum, etc., can choose Sha Shen Maidong soup treatment; stomach dryness and fluid deficiency, manifested as noisy stomach and epigastric cavity (stomach similar to hunger, emptiness with burning sensation), eating less, dry mouth, etc., can choose Yi Stomach Soup treatment; intestinal dryness and fluid deficiency manifested as dry mouth, constipation, etc., can choose Ma Zi Ren Pills treatment. Chinese medicines need to be taken under the guidance of physicians. When the patient has the condition of fluid deficiency, it is recommended to go to the hospital in time, and actively carry out the treatment under the guidance of the doctor.