> Western Medicines > Persantin


Used for: Prevention of thromboembolic events
Chinese name:

What is Persantin?

Persantin is a brand medication that contains Dipyridamole, which 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?

Persantin is available as tablets. The usual dose is 75-100 mg 4 times daily in combination with Warfarin.

What are the side effects of Persantin?

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

Who should not take Persantin?

  • People who are allergic to any component of Persantin.

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 doing the test.
  • Persantin may increase the risk of bleeding. If prolonged and excessive bleeding occurs, report to your doctor immediately.

Common dosing schedule: 
Persantin can be taken on an empty stomach.

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


Some common medications Persantin may interact with:

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

Where to buy Persantin in Hong Kong?

In Hong Kong, Persantin 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 Persantin 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
  • 25mg / 75mg (Tablets)
Drug class
Sub class
Phosphodiesterase Inhibitors
Generic Names
Other drugs in same class
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Chinese name:
Used for: Prevention of thromboembolic events
Chinese name: