Red ginseng slices in water is generally the appropriate amount of red ginseng slices into a cup, add the appropriate amount of boiling water for brewing, cover and wait for 5-15min. but the medicinal efficacy of the drug can play a limited role in the water, and a single drug therapeutic effect is poor, it is recommended that a professional physician after the identification of the prescription of the group of medicines, and the other medicines with a reasonable combination of formulae to improve the efficacy of the treatment. Red ginseng is sweet, slightly bitter, warm in nature, and belongs to the spleen, lung, heart and kidney meridians. It has the effects of tonifying the vital energy (replenishing the body’s root qi), restoring the normal pulse (restoring the normal pulse and preventing the release of substances), and benefiting the qi to take in blood (preventing bleeding by replenishing the qi) and is used in the treatment of deficiency with a desire to release, cold limbs with a weak pulse, and disintegration of the body with bleeding (excessive menstruation or dripping of menstruation). This product should not be used in conjunction with Veratrum and Wulin. It should be noted that if patients need to use red ginseng, it is recommended to use it under the guidance of a doctor.