Elderly people with yin deficiency and internal heat treatment can choose to use some proprietary Chinese medicines with the function of nourishing yin and clearing heat (nourishing yin essence and clearing heat), such as Zhi Bai Di Huang Pills and Xuan Mai Gan Qiang Granules, etc., which should be used under the guidance of a physician. 1. Zhi Bai Di Huang Wan (知柏地黄丸) is composed of Zhi Mu (知母), Shu Di Huang (熟地黄), Huang Bai (黄柏), etc. Its effect is to nourish yin and reduce fire (nourish yin essence and reduce fire), and it is used for the symptoms of hot flashes (a burst of heat) caused by yin deficiency and fire (deficiency of yin essence and hyperactivity of deficiency fire in the body), night sweating (abnormal sweating after falling asleep, and stopping of sweating after waking up), dry mouth and throat, tinnitus, seminal emission, and urinating in a short period of time (small amount of urination with dark yellow color), etc. Note that this medicine is of deficiency and cold nature. Note that this drug should not be used in patients with deficiency-cold syndrome and patients with cold and fever, pregnant women and are used with caution, allergy, adverse reactions are not clear. 2. Xuanmai Ganjie Granules: composed of Xuanshen, maitake, licorice, etc., has the effect of nourishing yin and clearing heat, expelling phlegm and facilitating the pharynx, and can be used for the treatment of yin deficiency and fire exuberant, false fire caused by dry mouth and nose, sore throat and so on. Its adverse reactions and contraindications are not clear. Note that during the period of taking avoid tobacco, alcohol, spicy, fish and other foods, allergic to this drug is prohibited. If you need to use the drug, it is recommended to go to the hospital, under the analysis of professional physicians to use the drug.