Analysis of illness: Kidney yin deficiency is generally manifested as soreness of waist and knees, body hot flashes, night sweats, fever of hands and feet, dizziness and tinnitus. However, kidney-yang deficiency is generally manifested as cold pain in the waist and knees.

Suggestions: chills, cold limbs, nocturia, etc. Deficiency of kidney yin and yang is the sum of the above symptoms. Yin deficiency can eat white Dihuang pills, and Yang deficiency can eat Guifu Dihuang pills, which has a good effect.