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Treats the condition where one can see near objects clearly but cannot see distant objects.
Bai Fuling (Poria, *Poria cocos*) [3 liang], Renshen (Ginseng Root, *Panax ginseng*) [3 liang], Yuanzhi Rou (Polygala Root Flesh, *Polygala tenuifolia*) [2 liang], Shichangpu (Acorus Rhizome, *Acorus tatarinowii*) [2 liang].
Grind the above ingredients into powder, form pills the size of wu zi (wuze tree seeds) with honey, coat them with Zhusha (Cinnabar, *Cinnabaris*), take 7 to 20-30 pills per dose, swallow with warm rice soup, take after meals, three times a day.
Commentary: Yang deficiency leading to inability to see far is treated by this formula as it tonifies Yang. However, this condition is suitable for the elderly; when taken on an empty stomach, Huanshao Dan should be taken along with herbs that tonify Kidney Yang.

Treats dim vision due to Liver and Kidney insufficiency, characterized by frequent seeing of black spots and excessive tearing.
Gouqizi (Goji Berry, *Lycium barbarum*) [4 liang], Roucongrong (Cistanche Stem, *Cistanche deserticola*) [1 liang], Bajitian (Morinda Root, *Morinda officinalis*) [1 liang], Gan Juhua (Chrysanthemum Flower, *Chrysanthemum morifolium*) [4 liang].
Grind the above ingredients into powder, form pills the size of wu zi with honey, take 50 pills per dose, swallow with salt water or warm wine as preferred.
Commentary: This formula specifically tonifies the Mingmen Fire (Ministerial Fire), which is insufficient fire within Water. Since Water nourishes Liver Wood, and the Liver opens into the eyes, sufficient Shen Water nourishes the Shen Gao (Spiritual Paste), allowing Shen Guang (Spiritual Light) to emit naturally, thereby protecting the Tongshen (Pupil). There is no doubt about its ability to brighten the eyes; one may add Shudi (Prepared Rehmannia Root, *Rehmannia glutinosa*) [8 liang].

Treats nebula covering the pupil, causing dullness and dryness in the eyes, and blurred vision; regular use clears and benefits the head and eyes.
Gan Ju (Chrysanthemum Flower, *Chrysanthemum morifolium*, first open flowers) [500 heads], Jingjie Sui (Schizonepeta Spike, *Schizonepeta tenuifolia*) [500 spikes], Mu Zei (Equisetum Herb, *Equisetum hiemale*, nodes removed) [500 stems], Chuan Hua Jiao (Sichuan Pepper Fruit, *Zanthoxylum bungeanum*) [500 grains], Chu Shizi (Broussonetia Fruit, *Broussonetia papyrifera*) [500 grains].
Grind into powder. Form pills the size of a bullet with honey, take one pill per dose, chew thoroughly and swallow slowly.
Commentary: All ingredients in this formula are light, clear, and ascending in nature; they treat the branch symptoms and are suitable for temporary use.

Treats eye blurriness due to Kidney Meridian deficiency.
Gan Gouqi (Goji Berry, *Lycium barbarum*) [1 jin, select those that are red and moist, divide into four parts, moisten one part with a cup of wine];
One part of Chuan Jiao (Sichuan Pepper Fruit, *Zanthoxylum bungeanum*) [1 liang] stir-fried together; one part of Xiao Hui (Fennel Fruit, *Foeniculum vulgare*) [1 liang] stir-fried together; one part of Zhima (Sesame Seed, *Sesamum indicum*) stir-fried together; one part stir-fried alone. After frying, sieve out the pepper and other additives.
Add Shudi (Prepared Rehmannia Root, *Rehmannia glutinosa*) [4 liang], Bai Fuling (Poria, *Poria cocos*) [3 liang], Gan Juhua (Chrysanthemum Flower, *Chrysanthemum morifolium*) [2 liang]. Grind all into powder, form pills the size of wu zi with honey, take 50-70 pills per dose, swallow with warm wine on an empty stomach.
Commentary: This formula is suitable for daily long-term use after middle age; not only does it preserve clear vision, but it also dispels disease and promotes fertility, with great efficacy.