If the condition has completely improved and the medicine is stopped according to the doctor’s instruction, usually there is no harm after stopping the medicine; if the medicine is stopped in the middle of use, it may cause the condition to recur. The danger of stopping Xieyu Pills is related to the time of using the medicine and the change of the condition, etc. This medicine has the effect of nourishing the heart and tranquilizing the mind (stabilizing the mind by nourishing the heart), and dispersing the liver and relieving depression (treating depression by dispersing the liver’s qi mechanism). Undulant Pill is composed of several Chinese medicines including Chai Hu, Angelica sinensis and Yu Jin. This medicine is indicated for disturbances of the heart and mind, palpitations (rapid heartbeat, often accompanied by panic) caused by liver depression and stagnation of qi (poor transportation of qi and blood in the liver and depression of emotions and feelings), easy to get angry, insomnia and excessive dreaming, depression and discomfort, and distension of the chest and ribs. Adverse effects of this product are not known. Note that this product is prohibited for those who are allergic to this product, allergic individuals should be cautious, pregnant women and patients with external infection is prohibited, should not be taken when you have a cold. If the symptoms are not relieved after 3 days of taking the medicine, the medicine should be discontinued and the patient should seek medical advice. If you need to use this product, you should be under the guidance of a doctor, do not use the drug without authorization, and do not blindly stop taking the drug, so as not to cause adverse reactions.