How long does anxiety insomnia usually last?

How long anxiety and insomnia can be good and the patient's mental and psychological status, if the patient can actively adjust the mentality, and with scientific drug treatment, can be relieved within a week. General drug treatment consolidation period needs two to three months, maintenance period needs six to twelve months. Anxiety causes insomnia, should first relieve tension, relax mood, patients can try through deep breathing, shouting and other ways to vent emotions, relieve anxiety, if the patient can not self-relief, but also to professional psychological counseling center or sleep department for help.