Raw dihuang is often decocted into soups, but can also be directly brewed to drink, but the effect of brewing is limited, usually does not achieve the therapeutic effect.
Raw dihuang, sweet, bitter flavor, cold nature; attributed to the heart, liver, kidney meridian. It has the effect of clearing heat and cooling blood, nourishing yin and generating fluids. It is mainly used in the treatment of heat entering the camp and blood (heat evil invading the body to a deep extent and with severe symptoms), tongue-redness and thirst, macular epistaxis (vomiting of blood, nosebleed), yin deficiency with internal heat, thirst due to injury of body fluid, internal heat and thirst (internal heat accompanied by symptoms such as excessive eating, drinking and urination), and constipation due to dryness of intestines and bowels.
It is important to note that Sheng Di Huang should be used with caution in cases of deficiency of spleen and stomach qi or spleen yang.
If you need to use Radix et Rhizoma Dioscoreae for treating diseases, you must use it under the guidance of a medical professional.