Dendrobium Pill for Night Vision
Nourish and Tonify the Yin
Extinguishes Liver wind, enriches the yin, and improves the vision.
Explanations of the Subtleties of the Original Mechansim (Yuan Ji Qi Wei)
For visual disorders due to insufficent Liver and Kidney yin leading to fire from deficiency and internal wind.
This is characterized by enlarged pupils, blurred vision, photophobia, excessive tearing, light-headedness, and vertigo. Also used for cataracts.