Rizaoren can not replace sour jujube kernel, the pharmacopoeia has not queried the herb Rizaoren, only sour jujube kernel, has astringent sweating and generating fluids, nourishing the heart and tonifying the liver, and calming the heart and tranquillizing the mind. Sour jujube kernel is the dried and matured seed of sour jujube of Rhamnaceae family. After picking the matured fruit in late fall and early winter, the pulp and nuclear shell are removed, leaving the seed, and the product can be obtained by drying it in the sun. Sour jujube kernel is flat in nature, sour and sweet in flavor, attributed to the liver meridian, gallbladder meridian, heart meridian, has the effect of astringent sweating, generating fluid, tranquilizing the heart and tranquilizing the mind, nourishing the heart and nourishing the liver, and is mainly used for the treatment of fluid injuries and thirst, excessive sweating of the body, palpitations and excessive dreaming (palpitations in the heart due to fright and frequent dreaming), and deficiency and irritability and insomnia (void and irritability, unable to fall asleep). The adverse reactions and contraindications of sour jujube seed are not clear, it is recommended that patients who are not feeling well go to a regular hospital in time, and follow the doctor’s instructions for the right medication.