> Western Medicines > Zopiclone


Used for:Insomnia
Chinese name:

What is Zopiclone for?

Zopiclone is a non-benzodiazepine hypnotic with a similar mechanism of action as benzodiazepines and depresses the central nervous system, hence used for promoting sleep and treating insomnia.

How to use it?

Zopiclone is taken as oral tablets just before bedtime for not more than 7-10 consecutive days.


3.75 mg once daily at bedtime, and if necessary, increase to 5 mg and then 7.5 mg.

What are the side effects of Zopiclone?

Common side effects of Zopiclone include palpitations, aggressive behaviour, sweating, tremor and anorexia.

Who should not take Zopiclone?

  • People who are allergic to Zopiclone or any component of the formulation
  • Patients with severe respiratory impairment
  • Patients with myasthenia gravis
  • Patients with severe hepatic insufficiency
  • Patients with a history of complex sleep behaviours after taking any nonbenzodiazepine sedative

Pharmacist Tips:

  • Ensure good sleep hygiene to aid sleep like keeping your nightly routine consistent and unplugging from electronics.

Common dosing schedule:

  • Zopiclone is to be taken once at bedtime to aid sleep.

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


Some common medications Zopiclone may interact with:

Zopiclone may interact with many other medications. Please notify your doctor or pharmacist if you are taking the above medication, dosage adjustments might be needed.

Where to buy Zopiclone in Hong Kong?

In Hong Kong, Zopiclone 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 Zopiclone 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.

Brands in Hong Kong
Available dosage
  • 3.75mg / 7.5mg / 10mg (Tablets)
Drug class
Sub class
Other drugs in same class
Chloral Hydrate
Used for:Sedation
Chinese name:
Used for:Insomnia
Chinese name:
Used for:Insomnia
Chinese name:
Used for:Insomnia
Chinese name: