Medicines & Supplements A to Z > Idarucizumab


Last updated on 13/07/2021.

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

GENERIC NAME: Idarucizumab



DRUG CLASS: Antidotes

SUB CLASS: Monoclonal antibodies

USED FOR: Reversal of Dabigatran

AVAILABLE DOSAGE FORMS: 2.5g/50ml (injections)

What is Idarucizumab for?

Idarucizumab belongs to a class of medications called monoclonal antibodies. It works by specifically binding and forming a complex with Dabigatran to neutralize the anticoagulant effect in emergency situations.

How to use it?

Idarucizumab is administered intravenously. The usual dose is 5 g, which is administered as two separate 2.5 g doses no more than 15 minutes apart.

What are the side effects of Idarucizumab?

Common side effects of Idarucizumab include headache, constipation and nausea.

Who should not take Idarucizumab?

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

Pharmacist Tips:

– This drug contains sorbitol. Tell your doctor before using this drug if you have hereditary problems with fructose.
– Seek medical advice immediately for any symptoms or signs of bleeding, such as bruising or blood in the urine.

Common dosing schedule:

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

Some common medications Idarucizumab may interact with:
No known significant interactions.

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

Where to buy Idarucizumab in Hong Kong?

In Hong Kong, Idarucizumab 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 Idarucizumab 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.