When taking escitalopram oxalate tablets for the first time, only individual patients may experience a feeling of calmness and diminished panic; the majority of patients usually have no obvious feeling, and only gradually see the effect of the drug as the duration of use increases. Individual patients may also have mild headache, dizziness, nausea and other adverse reactions. Escitalopram oxalate tablets after eating the feeling with the length of the drug, the severity of the disease, personal constitution and other factors, generally speaking, if it is the first time to use the drug, due to the short duration of the drug, most of the patients do not have a clear feeling, only the individual drug sensitivity is high in depression or panic disorder, will appear physical and mental comfort, mood, panic feeling slowed down and other feelings. Most patients with persistent use of the drug, the effect of the drug will gradually appear, such as depressive symptoms, mood in becoming relaxed at the same time, began to gradually like the existence of things enthusiastic, slow thinking phenomenon has been improved, due to depression and the emergence of over-excited thoughts, insomnia, loss of appetite, and other symptoms, but also to alleviate. For those with panic disorder, feelings of loss of control, panic, and palpitations are gradually improving. However, not all patients feel good after using the drug, due to individual differences, individual patients with average results, and even in the first use of the drug, there may be a slight headache, dizziness, nausea and other adverse reactions. Escitalopram oxalate tablets as a prescription drug, must be used under the supervision of a doctor, and this drug is prohibited and non-selective, irreversible monoamine oxidase inhibitors, also prohibited for people who are allergic to this drug.