Medicines & Supplements A to Z > Heparin


Last updated on 08/07/2021.

Overview   |   Dosage   |    Side Effects   |   Precautions  |   Tips  |   Where To Buy  



BRAND NAME(S) IN HONG KONG: Lioton 1000 療瘀痛

DRUG CLASS: Anticoagulants


USED FOR: Bruises, Varicose veins, Superficial thrombophlebitis

– 1000IU/g (gel)

What is Heparin for?

Heparin belongs to a class of medication called anticoagulants. It can inhibit several substances involved in the blood clotting process to reduce blood clot formation in your body, so topical heparin is indicated for the treatment of bruises, varicose veins and superficial thrombophlebitis.

How to use it?

Topical Heparin can be applied on skin as gel, cream or ointment. Apply a thin layer on a skin surface as needed. The frequency of application depends on the severity of the conditions. It is usually once or twice daily.

What are the side effects of Heparin?

The common side effects of topical Heparin include itching, irritation, redness and burning at the site of application.

Who should not take Heparin?

– People who are allergic to Heparin or any component of the formulation
– Patients with any blood disorders

Pharmacist Tips:

– It should not be used on open bleeding or oozing wounds or applied near the eyes, on skin lesions of infected skin.
– Wash your hands with soap and water before and after using.
– Some products can be rubbed or massaged while some are not advisable. Refer to the specific instructions of individual products.

Common dosing schedule:

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

Some common medications Heparin may interact with:
– Anticoagulants, e.g. Warfarin

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

Where to buy Heparin in Hong Kong?

In Hong Kong, Heparin is an over-the-counter medicine and can be purchased without a prescription from any retail outlet in Hong Kong. This includes grocery stores, convenience stores, medicine shops, and pharmacies. 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 Heparin 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.