Lexapro belongs to a class of drugs known as selective serotonin reuptake inhibitors (SSRIs). Serotonin is a chemical messenger or neurotransmitter that affects mood. SSRIs help to restore the natural balance of serotonin in the brain.
Doctors consider SSRIs to be one of the safest types of antidepressants. However, some people taking Lexapro may experience one or more of the following side effects: