Medicines & Supplements A to Z > Memantine

Memantine

Last updated on July 16, 2019.

Overview   |   Dosage   |   Side Effects   |   Where To Buy  

GENERIC NAMES: Memantine  

CHINESE NAME: 美金剛

COMMON BRANDS FOR MEMANTINE IN HONG KONG: Albix, Ebixa 憶必佳, Memxa 10

What is Memantine for?

Memantine belongs to a class of medications called glutamate receptor antagonists It is used for the treatment of moderate to severe Alzheimer’s disease. Memantine works by blocking certain receptors from being overly excited by a substance called glutamate, and may protect nerve cells from damage. Memantine may be used on its own or in combination with other drugs for dementia such as cholinesterase inhibitors (i.e. Donepezil, Rivastigmine, Galantamine).

How to use it?

Memantine is taken by mouth as conventional tablets. The starting dose is 5 mg once per day, followed by a gradual weekly increase in the dose, up to a maximum dose of 20 mg daily. Doses greater than 5 mg daily should be taken twice per day. 

What are the side effects of Memantine?

A common side effect of Memantine is dizziness. It may rarely worsen confusions or hallucinations.

Where to buy Memantine in Hong Kong?

In Hong Kong, Memantine 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 http://www.drugoffice.gov.hk

For detailed information about the use of Memantine 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.

FIND OTHER MEDICINES

LEARN ABOUT YOUR HEALTH IN HONG KONG

Practical, doctor-reviewed guides and articles to stay informed (and healthy!)