> Western Medicines > Dipyridamole


Used for:Prevention of thromboembolic events
Chinese name:

What is Dipyridamole for?

Dipyridamole belongs to a class of medications called phosphodiesterase inhibitors. It works by releasing the muscle in blood vessels and preventing your platelet from sticking together. It can be used with Warfarin for prophylaxis of thromboembolism with cardiac valve replacement.

How to use it?

Dipyridamole is taken orally as tablets. The usual dose is 75-100 mg 4 times daily in combination with Warfarin.

What are the side effects of Dipyridamole?

Common side effects of Dipyridamole include dizziness, headache, abdominal pain, and skin rash.

Who should not take Dipyridamole?

  • People who are allergic to Dipyridamole or any component of the formulation.

Pharmacist Tips:

If you will be having a stress test for your heart, talk with your doctor. You may need to stop taking this drug some time before the stress test.


Common dosing schedule:
Dipyridamole can be taken on an empty stomach 1 hour before or 2 hours after meals.


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


Some common medications Dipyridamole may interact with:

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

Where to buy Dipyridamole in Hong Kong?

In Hong Kong, Dipyridamole 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 Dipyridamole 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
  • 25mg / 75mg (Tablets)
Drug class
Sub class
Phosphodiesterase Inhibitors
Other drugs in same class