Medicines & Supplements A to Z > Mirtazapine


Last updated on July 3, 2019.

Overview   |   Dosage   |   Side Effects   |   Where To Buy  

GENERIC NAME: Mirtazapine 


COMMON BRANDS IN HONG KONG: Remeron SolTab, Remirta OD, Mirtazapine Sandoz

What is Mirtazapine for?

Mirtazapine is a tetracyclic antidepressant. It works by balancing different chemicals in your brain to improve your mood. Mirtazapine is therefore used to treat depression, generalized anxiety disorder and tension type headaches.

How to use it?

Mirtazapine can be taken by mouth as conventional tablets or orodispersible tablets. You should start with 15-30 mg daily at bedtime for 2-4 weeks. The dose will then be adjusted according to your response. The maximum daily dose is 45 mg at bedtime. If you are taking orodispersible tablets, you should dissolve the tablets on your tongue and suck gently.

What are the side effects of Mirtazapine? 

Common side effects of Mirtazapine include increased appetite, dizziness, drowsiness, dry mouth, sedation, and increased weight. Sedation seems to be more common at lower doses (15 mg per day).

Where to buy Mirtazapine in Hong Kong?

In Hong Kong, Mirtazapine 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

For detailed information about the use of Mirtazapine 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.