Night-brightening sand, Equisetum, Saposhnikovia, Field snail shell, Costus root, Asarum, each in equal parts.

bubble_chart Preparation and Dosage

Grind the above ingredients into powder, cook pig liver until tender, and mix it thoroughly with the powdered medicine to form pills as big as a phoenix tree seed. Take 30 pills each time with rice.

bubble_chart Indications

Nyctalopia bluish blindness (optic atrophy).