Herbs in this category are commonly combined with:
A. Herbs that strengthen the spleen and stomach, when there is deficiency of these organs.
B. Herbs that nourish Yin, when there is injury of body fluids by heat or the patient has pre-existing Yin deficiency.
C. Herbs that clear heat and cool the blood, when there is heat and toxicity in the blood.
D. Herbs that dry or drain dampness when there is associated dampness.