Semen Cassiae


Seed of Cassia obtusifolia L. or C. tora L., family Leguminosae.

C. obtusublia: Seed angular-square, both ends equally inclined, somewhat horse's hoof shaped, about 5 mm long, brown-green, slightly lustrous. C tora: Seed smaller, short-terete, the surface marked by a broad yellow hue on both sides. Bitter in taste, slightly cold in nature, and attributive to liver and large intestine channels.

1. Clear away liver-fire and improve visual acuity: For liver-heat or wind-heat syndrome with redness, swelling and pain of the eye, photophobia and lacrimation.
2. Suppress liver-yang: For hyperactivity of liver-yang or liver-fire with headache, dizziness, restlessness and bad temper. Recently used for hypertension.
3. Lower blood-fat: For hypercholesterinemia, hypertriglyceridemia and atherosclerosis.
4. Relax the bowels: For constipation due to accumulation of heat or dryness of the intestine.

Pharmacological Action
1. Oral administration of the herbal powder can inhibit the rising of serum cholesterol and formation of atherosclerosis in rabbits.
2. Its tincture and infusion can inhibit the myocardium of toad in vitro, and contract the blood vessels of lower limbs.
3. Its infusion can lower the blood pressure in dogs, cats, and rabbits.
4. Chrysophanol, one of the active components, is a laxative.
5. Bacteriostatic.

Administration Decoction: Generally 9-15g, crushed before decocting; 40-50 g for lowering blood-fat.


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Mr. Wang Tao

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