The effect of ginseng leaves is bitter, sweet and cold, and it belongs to lung and stomach meridians. It is recorded for the first time in Supplement to Compendium of Materia Medica that it has the functions of "clearing lung, promoting fluid production, quenching thirst", "tonifying exterior and interior, promoting fluid production to quench thirst, dispelling summer heat, reducing deficiency fire, benefiting the head of limbs", "promoting fluid production, moistening dryness, benefiting lung, benefiting liver and nourishing vitality".
Modern research shows that the pharmacological effects of ginseng leaves are very similar to those of ginseng. It has a good therapeutic effect on tumor, hepatitis, coronary heart disease, Addison's disease, etc. It can strengthen the excitement process of cerebral cortex, accelerate the conduction of nerve impulses, shorten the latency of nerve reflex, enhance conditioned reflex and improve analytical ability.
Precautions for taking ginseng leaves: ginseng leaves should not be used with Veratrum nigrum, Oletum Trogopterori and Gleditsia sinensis.
Ginseng leaf is not suitable for people who are physically strong, energetic, hot, flushing, constipation, fever, sweating, thirst and pulse sinking.
Any patient with hypertension should temporarily stop using ginseng leaves.
In the process of taking ginseng leaves, if there are symptoms such as continuous increase in blood pressure, chest tightness, restlessness, insomnia, dizziness, headache, bleeding, etc. You should stop taking ginseng leaves immediately and take radish seed decoction to relieve it.