Da Tian Yin Wan has the effect of nourishing yin and lowering fire. It is often used in the treatment of yin deficiency and fire exuberance, hot flashes (symptoms of a burst of heat in the body, or heat that gets worse), night sweats (sweating in the middle of the night, sweating stops after waking up), coughing and hemoptysis, tinnitus, and spermatorrhea. Specific effects vary from person to person, please consult a medical professional before using the medicine. Dazhongyin Pills are honey pills made of five medicines: Radix Rehmanniae Praeparata, Rhizoma Zizoma Alba, Rhizoma Cyperi, Radix et Rhizoma Gastrodiae, Radix et Rhizoma Porcellae, Radix et Rhizoma Porcellae, Radix et Rhizoma Porcellae, and bitter, sweet and astringent. When using the medicine, it should be noted that people who are allergic to the drug and those who have external sensation or solid internal heat should not take it; people with high blood pressure, heart disease, liver disease and other chronic diseases should be cautious of using it; avoiding indigestible food; people who do not get relief from the symptoms after taking the medicine should go to the hospital in time to consult a doctor.