Venlafaxine, or venlafaxine hydrochloride, is an antidepressant, but also has some relief for somatic symptoms caused by anxiety disorders, because in the treatment of anxiety disorders, it is often necessary to cooperate with antidepressant drugs, after taking the drug can be relieved, because of anxiety disorders caused by a variety of symptoms, including somatic symptoms. Venlafaxine should be used with caution, it is forbidden for those who are allergic to the components of the drug, and should be used with caution in severe heart disease, closed-angle glaucoma, hypertension, epilepsy patients, pregnant women and children. Adverse reactions may occur after the use of the drug, such as anorexia, nausea, headache, most of the adverse reactions are mild, if the adverse reactions are obvious need to stop the drug and consult a doctor. Venlafaxine must be taken by a doctor’s guidance, not self-medication.