Herba leonuri


The branch and leaf of Leonurus heterophyclus Sweet, family Labiatae.

Herb, 0.5-1.2 m.high. Stem square, covered by lodging haris. Root leaves rounded, petioles long, margin undulate and lobed; stem leaves opposite, palmately triparted; leaves on the inflorescence striped, entire or sparsely serrated; both surfaces of the blades covered by soft hai~ Flowers, if present, axillary and verticillate; corolla purple or white, labiate; persistent calyxes numerous, each containing 4 small nuts. Acrid and bitter in taste, slightly cold in nature, and attributIve to heart, liver and urinary bladder channels.

1. Promote blood circulation to remove blood stasis, regulate menstruation and relieve metrorrhagia: For blood stasis syndrome with menoxenia, dysmenorrhea, metrorrhagia, postpartum lochiostasis, dystocia, retention of placenta or angina pectoris, trauma, etc.
2. Promote diuresis and relieve edema: For various kinds of nephritis with edema.
3. Clear away heat and toxic materials: For skin infection, conjunctivitis, and skin eruptions with pruritus.
4. tower blood pressure: For hypertension.

Pharmacological Action
1. Decoction or its component leonurine stimulates the uterus of experimental animals.
2. Hypodermic injection of leonurine depresses the central nervous system in frogs.
3. Inhibiting the growth of Trichophyton schoenleini, Bacillus coli and Shigella dysenteriue in vitro.

Administration Decoctian: 10-30g; 30-60g up to 100g for nephritis.


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Mr. Wang Tao

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