Due to individual differences, the condition has light and heavy, there is no when to serve the best, the specific dosage is decided by the doctor according to the patient’s specific situation. Escitalopram oxalate main role in the treatment of depression, as well as panic attacks in patients with better results. It is safer and can be used at night if there is daytime drowsiness. Common side effects are mainly gastrointestinal reactions, there may be headache, dizziness, sedation, general clinical efficacy are better, after treatment of the original anxiety, depression symptoms will improve, patients tend to be more adherence to treatment, adverse reactions are not very obvious. The application of drugs need to strictly follow the doctor’s instructions, feel uncomfortable in the process of taking medication, should immediately stop the drug to see a doctor. In order to avoid adverse reactions caused by the wrong dosage of the drug.