Elderly people with insufficient fluid can be treated with Chinese herbs that nourish yin and generate fluid, such as mai dong, sheng di and yu zhu, under the guidance of a professional Chinese medicine practitioner’s diagnosis. Maitong, with the effects of nourishing yin and generating fluids, moistening the lungs and relieving cough, clearing the heart and removing vexation (removing vexation and heat from the heart), can treat the deficiency of yin in the lungs and stomach with little fluids and thirst, dry cough and hemoptysis; the insufficiency of yin in the heart with palpitations (accelerated heartbeat, often accompanied by heartburn), and easy to be frightened, and the late stage of fever with heat damage to fluids. Adverse reactions or contraindications of Maitong are not clear. Radix et Rhizoma Shengdi (生地), with the efficacy of clearing heat and promoting generation of body fluid, cooling the blood and stopping bleeding, is mainly used in the treatment of heat illnesses that injure yin, with tongue-red tongue and irritable thirst, warm-heat poisonous spots (warm-heat poisonous evils invading the human body leading to skin spots and plaques), vomiting blood, epistaxis, sore throat, and so on. Sheng Di Huang should not be taken by those with deficiency of spleen and stomach (spleen and stomach are weak and cold), and those with little food and constipation. Quassia should not be taken while taking it. Jade Bamboo, with the efficacy of nourishing yin and moistening dryness, generating fluids and quenching thirst (promoting the production of fluids to quench thirst), is mainly used for symptoms such as yin injury of the lungs and stomach, dry-heat cough, dry throat and thirst, and internal heatiness and thirst (internal fever accompanied by symptoms such as excessive eating, drinking and urination). Contraindications, adverse reactions and precautions are not known. Before using Chinese herbal medicine, it is necessary to ask the doctor for identification and use under the doctor’s guidance, so as to avoid improper use of medicine and delay of the condition.