Efficacy and effects of loquat leaves and contraindications

Bitter, cool. Enters the lung and stomach meridians. It can clear the lung, harmonize the stomach, lower the Qi and dissolve phlegm. It is used for treating coughing, coughing up blood, epistaxis and vomiting with heat in the stomach. Let's take a look at the effects and contraindications of loquat leaves.

Clearing the lung, resolving phlegm and relieving cough

For cough with lung-heat, loquat leaf is bitter to descend, cold to clear, and purifies lung qi to stop cough. For treating lung-heat cough, it is often used together with mulberry leaf and Qian Hu. For treating dry heat cough and asthma, it is used with Mulberry Bark, Zhi Mu and Sha Shen, etc. If the lung is deficient in cough for a long time, it is used with Aconite and Lily to nourish Yin and moisten the lung.

Lowering rebellion and stopping vomiting

For vomiting and retching with stomach heat, loquat leaf can clear stomach heat and lower stomach qi to stop vomiting and retching, often used with orange peel and bamboo rhizome. In addition, it can also be used for febrile thirst and thirst-quenching, taking its function of clearing the stomach and quenching thirst.

Suppressing cough, expectorant and asthma

The hydrocyanic acid produced by the hydrolysis of bitter amygdalin contained in loquat leaves in the body has cough suppressing effects. The aqueous decoction or ethyl acetate extract has an expectorant and asthma-relieving effect. The volatile oil contained in the leaves has a mild expectorant effect. It has also been reported that loquat leaves have strong cough suppressant effect but poor expectorant effect.

Antibacterial

The aqueous decoction or ethyl acetate extract of loquat leaves has antibacterial effects on Staphylococcus aureus, Staphylococcus pneumoniae, and Bacillus fowleri. However, it is believed that loquat leaves have no antibacterial effect and can stimulate the growth of Staphylococcus aureus.

Other effects

It has been reported that the ethanolic cold infusion extract of loquat leaf has anti-inflammatory effect on the swelling of foot caused by carrageenan in rats, while the warm infusion extract has no anti-inflammatory effect when administered locally or by gavage, and the cold infusion extract has no anti-inflammatory effect when administered by gavage.

Contraindications

Use with caution in cases of cold cough and stomach cold and vomiting. 2. The use of unhaired loquat leaves may cause increased coughing, laryngeal edema, spasm and other symptoms.

Precautions for pregnant women eating loquat

1, although pregnant women have the benefit of eating loquat, but not in excess, because loquat is cold, eating too much is not good. The actual fact is that you will be able to get a lot of the best and the most effective way to get the most out of your life. 2, loquat contains high sugar content, gestational diabetes patients should avoid eating loquat.