"Disease varies from person to person and from time to time. One must discern the details, then adjust the approach by adding or subtracting elements. Active learning and application are essential."
Doctor Ma nodded, his expression serious. "I've noted it down, Dean. I'll be sure to pay attention in the future."
Du Heng saw that Doctor Ma had paused, then continued, "Now let's discuss the second question: why use the Eight-Ingredient Rehmannia Decoction.
"Regarding this issue, you're likely unclear on two points. First, the headache is in the upper Jiao, while supplementing kidney water and fire occurs in the lower Jiao. So, why does treating the lower Jiao heal the upper Jiao?
"Second, rhizoma ligustici is a Yang medicine. How can it enter the most Yin of regions and still be effective?"
Doctor Ma's head bobbed like a small motor, nodding frantically. His greatest confusion lay with these two points.
