High blood pressure due to Yin deficiency and fire (deficiency of Yin and essence in the body, and the appearance of excessive deficiency and fire) Most patients can get good control of their blood pressure after treatment, but a complete cure may be more difficult. Hypertension caused by deficiency of yin and fire is usually referred to as hypertension caused by deficiency of kidney yin. Symptoms of this type of hypertension may include dizziness, blurred vision, dry eyes, memory loss, thirst, tinnitus, fatigue (mental exhaustion and physical weakness), five heartburns and heat (warmth in the hearts of the hands and feet, and self-consciousness of the heart and chest), insomnia, and so on. Treatment for these patients is mainly based on nourishing the liver and kidneys, nourishing the yin and filling up the essence, and patients can be treated with medicines such as Six-flavored Digoxigenin Pill and Nourishing the Liver and Kidneys Pill. The adverse effects and contraindications of Liufei Di Huang Wan and Zhi Nian Zi Zi Wang Wan are not known. Patients with high blood pressure are advised to go to a regular hospital for consultation and treatment in a timely manner, and avoid using medication privately to avoid causing harm to the body.