Within days of taking Lexapro you will notice an incredible change in your depression symptoms. By increasing the available supply of serotonin, a chemical messenger in the brain, is an important factor in the development and severity of depressive symptoms, such as sad mood, fatigue, lack of pleasure, etc. Escitalopram appears to relieve depression by increasing serotonin levels with minimal effect on many of the other chemicals in the brain, Lexapro may cause relatively few and mild side effects, which generally tend to go away with continued treatment.
