The efficacy and effects of dacquoise leaves

April 21, 2023
Da Qing Ye is the dried leaf of the woad plant of the cruciferous family (woad root is what we know as Panax notoginseng). It is bitter and cold in nature, and belongs to the heart and stomach meridians, and is one of the traditional herbs for clearing heat in China. The efficacy and effects of Da Qing Ye are mainly reflected in the following aspects.

Clearing heat and detoxification

It is good at clearing the real fire and heat toxins in the heart and stomach meridians, and at the same time, it can enter the blood to cool the blood and eliminate spots, so it can be commonly used to treat warm fever diseases, such as fire and heat toxins in the heart and stomach, heat entering the blood, high fever and dizziness, spots and rashes.

Cooling the Blood to subdue blemishes

It is bitter-cold and can clear the fire in the heart and stomach, as well as detoxify the plague, and has the effect of detoxifying the throat, cooling the blood and eliminating swelling. It can be used to treat mumps, sore throat, sores on the mouth and tongue, and various kinds of heat poisonous sores and carbuncles.

Antibacterial and antiviral

The decoction of Daphyllum has a broad-spectrum antibacterial effect on Gram-positive bacilli such as Staphylococcus aureus, Streptococcus pneumoniae type A and Gram-negative bacteria such as S. typhi, S. diphtheriae, S. influenzae and S. meningitidis. In addition, Daphyllum has an inhibitory effect on influenza virus and mumps virus.

Antipyretic

Da Qing Ye decoction has obvious and rapid cooling effect on fever caused by mixed bacteria of cholera and typhoid.

Anti-inflammatory

Da Qing Ye Decoction can reduce formaldehyde toe swelling in rats by gavage and accelerate its subsidence. It also inhibits the skin reaction caused by xylene and reduces capillary permeability.

Enhance cellular immunity

Da Qing Ye Decoction administered by gavage can promote the immune function of the body and enhance the phagocytic ability of leukocytes in animals, resulting in a significant increase in phagocytic index.

Other

Daphyllum leaf decoction has obvious excitatory effect on smooth muscle of uterus, which can cause rhythmic contraction of uterus in small dose and compulsory contraction in large dose. In addition, Daphyllum can be anti-tumor, hepatoprotective and choleretic, and the indigo red it contains has significant anti-leukemia effects.
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