There is no exact time for how long it takes to see the effect of Tianwang Xinxin Tonic Dan, the effect time of the drug is related to the accuracy of the diagnosis and the individual’s ability to absorb the drug. Tianwang Xinxintang has the effect of nourishing the heart and tranquilizing the mind (stabilizing the mind by nourishing the heart), nourishing yin and nourishing blood (nourishing the blood in the body), and is often used in the treatment of patients with heart-yin insufficiency, and clinically effective in relieving the symptoms of heartburn and insomnia and palpitations (accelerated heartbeat often accompanied by heartburn) and forgetfulness of such patients. If the patient’s diagnosis is in line with the characteristics of insufficient heart yin, the clinical symptoms match the indications of Tianwang Xinxin Tonic Dan, and the individual’s ability to absorb the drug is strong, then the time required for the effect to be seen will be shorter. If the patient’s ability to absorb the drug is weak, even in the case of accurate identification, the time to effect will be relatively long, in addition, if the identification is inaccurate, the patient, no matter how long to take the drug, will not achieve any effect, or even aggravate the symptoms. Therefore, the use of drugs must be under the guidance of a professional physician, so as to achieve the most ideal therapeutic effect.