What is the effect of decocting Radix Rehmanniae Preparata, Radix Astragali, Rhizoma Dioscoreae, Fructus Broussonetiae, Semen Cuscutae, Corni Fructus, Herba Epimedii, Cortex Moutan, Poria and Alismatis Rhizoma together? Nourish yin and kidney, and replenish essence. Indications: kidney yin deficiency. Symptoms include backache and leg weakness, dizziness, deafness and insomnia, nocturnal emission, spontaneous sweating and night sweats, dry mouth, red tongue with little coating, and thready pulse.

The prescription takes Liuwei Dihuang Pill, Fructus Broussonetiae and Fructus Lycii as nourishing yin products, and adds some drugs for strengthening yang and moistening Herba Epimedii, imitating Zuogui Pill's meaning of tonifying yang and benefiting yin, and seeking yin in yang. That is, Zhang Jiebin said: "Those who are good at nourishing yin must seek yin in the yang, and then the yin will rise in the yang and the spring will be inexhaustible."