It is the ripe seed of Cassia obtusifolia L. or C. tara., family Leguminosae. The medicinal material is collected in autumn, dried in the sun, the crude or the stir-baked one can be used as medication.

Medicinal Properties:
Sweet and bitter in flavor, slightly cold in nature and attributive to the liver and large intestine meridians.

Actions:
Clear away liver-fire to improve eyesight, moisten the intestines to relax the bowels.

 

Application
1. It is used for liver-heat or wind-heat syndrome with redness, swelling and pain of the eyes. It can also clear away and purge liver-fire, accompanied with replenishing kidney-yin, and  improve eyesight, therefore asthenic or sthenic syndromes of eye disease can all be treated with it.
2. It is used for liver-heat or hyperactivity of liver-yang with headache and dizziness.
3. For constipation due to dryness of the intestine.