Function

• Lexapro works to boost the levels of serotonin in the body by blocking the reuptake (reabsorption) of the neurotransmitter into the neuron.
  
  

Significance

• Lexapro is approved by the U.S. Food and Drug Administration for the treatment of major depressive disorder and generalized anxiety disorder. It is also used along with other medications to assist in the alleviation of symptoms (including personality disorders and specific anxiety disorders).
  
  

Time Frame

• SSRIs like Lexapro are not intended to provide immediate relief. In fact, it may take a number of weeks before Lexapro is able to reach its maximum effect.
  
  

Dosages

• The precise dosage of Lexapro prescribed to a patient may vary according to their specific diagnosis, age, metabolic makeup and overall reaction to the medication however. Clinical studies show there's no added therapeutic benefit in dosages greater than 20 milligrams.
  
  

Features

• The effectiveness of Lexapro is contingent upon its continuous presence within the body, which is why patients are directed to take the medication on a scheduled basis (daily and at the same time in the a.m. or p.m.).
  
  

Effects

• The effectiveness of Lexapro can differ from one individual to another and tends to be well tolerated overall. There are, however, a number of potential side effects and adverse reactions that can be brought about by Lexapro.
  
  

Side Effects

• Side effects of Lexapro include: insomnia, fatigue, headaches, faintness, nausea, indigestion, abdominal discomfort, constipation, diarrhea, dry mouth, excessive perspiration and a decrease in libido.