Used for: High blood pressure, Prevention of angina
Chinese name:

What is Adalat?

Adalat is a brand medication that contains Nifedipine, which belongs to a class of medications called calcium channel blockers. It works by relaxing the smooth muscles in blood vessels. It is used to treat high blood pressure, as well as to prevent angina. 

How to use it?

Adalat comes in either GITS tablets or retard tablets. Swallow whole and do not crush or chew them.


For Adalat GITS tablet, take one at the same time each day, preferably in the morning.

For Adalat retard tablet, the initial starting dose 20mg once daily. The maximum daily dose is 90mg once daily.

What are the side effects of Adalat?

Common side effects of Adalat include dizziness, flushing, headache, palpitations, lower leg swelling and rash.

Who should not take Adalat?

  • Patients with cardiogenic shock or acute attacks of angina
  • Anyone who is allergic to any component of Adalat

Pharmacist Tips:

  • Avoid vigorous activities after taking this medication.
  • Do not drink alcohol while you are on this medication.
  • Do not break, crush or chew the sustained-release preparations. Swallow whole with water.
  • As it may cause postural hypotension, get up slowly from lying or sitting positions.

Common dosing schedule: 
Take it at the same time each day, preferably in the morning.

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


Some common medications Adalat may interact with:

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

Where to buy Adalat in Hong Kong?

In Hong Kong, Adalat 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

Need more information?

For detailed information about the use of Adalat 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
  • 30mg (GITS Modified-Release Tablets)
  • 20mg (Delayed-Release Tablets)
Drug class
Sub class
Calcium Channel Blockers
Generic Names
Other drugs in same class
Used for: High blood pressure, Angina
Chinese name:
Chinese name:
Used for: High blood pressure, Prevention of angina
Chinese name:
Used for: Supraventricular arrhythmia, High blood pressure, Atrial fibrillation, Prevention and treatment of angina
Chinese name:
Used for: Generalised anxiety disorder, Partial seizure, Spinal cord injury, Neuropathic pain, Postherpetic neuralgia, Fibromyalgia, Diabetic peripheral neuropathy
Chinese name: