> Western Medicines > Carvedilol

What is Carvedilol for?

Carvedilol belongs to a class of medications called beta-blockers (like Propranolol) with alpha receptors blocking effect as well. It slows down the activity of your heart by stopping the transmission of messages from the nerves to your heart. It acts on the heart and blood vessels and therefore is widely used for cardiac problems such as high blood pressure, angina, heart failure and myocardial infarction.

How to use it?

The oral dose for different uses are listed below:


For high blood pressure: start with 6.25 mg twice daily. Your doctor might double the dose every 1-2 weeks up to 25 mg twice daily.


For angina: take 25-50 mg twice daily.


For heart failure: for mild to severe heart failure, start with 3.125 mg twice daily for 2 weeks. Every two weeks, your doctor might increase the dose, up to 25 mg twice daily.


For acute ST segment elevation myocardial infarction (STEMI): start with 6.25 mg twice daily within 24 hours of STEMI. Dose might increase to 25 mg twice daily.

What are the side effects of Carvedilol?

Common side effects of carvedilol include slow heartbeat, depression, dizziness, shortness of breath, erectile dysfunction, fatigue, headache, and heart failure.

Who should not take Carvedilol?

  • Anyone with bronchial asthma
  • Anyone who has an allergy to Carvedilol
  • Anyone with severe hepatic impairment

Pharmacist Tips:

  • If you have diabetes, carefully monitor your blood sugar levels as Carvedilol may mask the symptoms of hypoglycaemia.

Common dosing schedule:
Usually taken after meals.


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


Some common medications Carvedilol may interact:

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

Where to buy Carvedilol in Hong Kong?

In Hong Kong, Carvedilol 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 Carvedilol 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
  • 3.125mg / 6.25mg / 12.5mg / 25mg (Tablets)
Drug class
Antiarrhythmics, Antihypertensives, Antianginal Agents
Sub class
Beta Blockers
Other drugs in same class
Used for: Ventricular arrhythmia, Supraventricular arrhythmia
Chinese name:
Used for: High blood pressure, Prevention and treatment of angina, Chronic heart failure
Chinese name:
Used for: High blood pressure, Prevention and treatment of angina, Chronic heart failure
Chinese name: