Effect
Supplementing kidney-essence and marrow, invigorating Qi, strengthening Yang.

Indications
Syndrome due to deficiency of both Yin and Yang in the kidney and weakness of both essence and blood in the Ren and Du Channels, marked by emaciation, Nocturnal Emission, Impotence, blurred vision, soreness and weakness of the loins and knees; including such diseases with the above symptoms as various kinds of anemia and impotence.

Ingredients
Cornu Cervi Degelatinatum (Lujiaoshuang) 5000 g,
Gui Ban (Carapax et Plastrum Testudinis) 2500 g,
Fructus Lycii (Gouqizi) 1500 g,
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Explanation
Lu Jiao: Promoting the flow of Qi through the Du channels to support yang.

Gui Ban: Activating the flow of Qi through the Ren channels to replenish Yin.

Ren Shen: Invigorating the primordial Qi.

Gou Qi: Nourish the kidney-Yin.

Administration:
Lu Jiao is sawed into pieces and scraped clean and steeped in water. Gui Ban and the processed Lu Jiao are boiled into glue. Ren Shen and Gou Qi are decocted and condensed into an extract. The glue and the extract are mixed together into Guilu Erxian Jiao. 3 g of it is dissolved in liquor and taken with slightly salty boiled water every morning.