What is Lexapro for?

Lexapro is a brand product that contains an antidepressant called Escitalopram. It is a type of Selective Serotonin Reuptake Inhibitors (SSRI) that works by blocking the uptake of a chemical in the brain (serotonin) and therefore increases its level to produce better mood and the feeling of calm. It is indicated for the treatment of major depression (aged ≥ 12 years) and generalized anxiety disorder (in adults).

How to use it?

Lexapro is taken orally. Begin with 10 mg once daily, and it may increase to 20 mg once daily after a minimum of 1 week.

For adolescents treating depression, if the dose is increased to 20 mg, this should occur after a minimum of 3 weeks.

What are the side effects of Lexapro?

Common side effects of Lexapro include insomnia, nausea, dizziness, drowsiness, dry mouth, and sexual dysfunction (decreased libido, anorgasmia, or ejaculation disorder).

Who should not take Lexapro?

People who are allergic to Escitalopram, Citalopram, or any component of the formulation.

Pharmacist Tips:

  • It might take a few weeks for Lexapro to reach its maximum effect.
  • As Lexapro may cause drowsiness, it is recommended to not drive until you know how it can affect you.
  • Do not stop abruptly as it may cause withdrawal symptoms, such as the feeling of anxiety coming back.
  • Avoid alcohol use while using this medication.

Common dosing schedule:
Lexapro can be taken with or without food in the morning or evening.


This schedule is for reference only, adjustments may be made according to individual needs.


Some common medications Lexapro may interact with:

Please notify your doctor or pharmacist if you are taking the above medication, dosage adjustments might be needed.

Where to buy Lexapro in Hong Kong?

In Hong Kong, Lexapro is a prescription only medicine, and requires a prescription from a doctor to be purchased in a pharmacy. It can also be obtained from doctors. To find a pharmacy near you, refer to the list of pharmacies (“Authorized Sellers of Poisons”) from the Hong Kong Department of Health.


For more information about drug names and ingredients, you can visit Hong Kong’s Drug Office at https://www.drugoffice.gov.hk

Need more information?

For detailed information about the use of Lexapro in children, pregnancy and breastfeeding, and for questions about drug interactions, please check with your pharmacist or doctor.

Disclaimer: our goal is to provide you with the most relevant drug information and common dosage for Hong Kong. This information does not constitute medical advice. For specific treatment recommendations and advice, always discuss with your doctor or pharmacist, and follow the instructions included with your specific medicine.

Available dosage
  • 5mg / 10mg / 15mg / 20mg (Tablets)
Drug class
Sub class
Selective Serotonin Reuptake Inhibitors (SSRIs)
Generic Names