> Western Medicines > Herbesser


Used for: High blood pressure, Supraventricular arrhythmia, Prevention and treatment of angina, Atrial fibrillation
Chinese name:

What is Herbesser?

Herbesser is a brand medication that contains Diltiazem, which belongs to a class of medications called calcium channel blockers. It works by relaxing the smooth muscles in the blood vessels of the heart to reduce heart workload. It is therefore used to treat and prevent angina, and control abnormal heart rhythms (e.g. atrial fibrillation), and high blood pressure.

How to use it?

Herbesser is available as tablets, capsules and injections.


For oral tablets and capsules, the starting dose is 30mg three times a day or 90mg once daily. The dose can go up to 60mg three times a day. The maximum daily dose is 180mg.

What are the side effects of Herbesser?

Common side effects of Hebesser include dizziness, low heart rate, low blood pressure, flushing, headache, nausea and vomiting, palpitations, lower leg swelling and constipation.

Who should not take Herbesser?

  • People who are allergic to any component of Herbesser
  • Patients with heart failure or a slow heartbeat
  • Patients with acute porphyria

Pharmacist Tips:

  • Avoid vigorous activities after taking this medicine. 
  • Do not drink alcohol while you are on this medicine. 
  • Look out for signs of lower leg swelling and report to your doctor to reassess the treatment options.

Common dosing schedule: 
Take at the same time every day with or without food.

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


Some common medications Herbesser may interact with:

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

Where to buy Herbesser in Hong Kong?

In Hong Kong, Herbesser 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 Herbesser 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
  • 90mg / 100mg / 180mg / 200mg (Capsules)
  • 10mg / 50mg (Injections)
  • 30mg / 60mg (Tablets)
Drug class
Antianginal Agents, Antihypertensives, Antiarrhythmics
Sub class
Calcium Channel Blockers
Generic Names
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Used for: Angina, High blood pressure
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Used for: High blood pressure, Prevention of angina
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Used for: High blood pressure, Prevention of angina
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Used for: Supraventricular arrhythmia, High blood pressure, Atrial fibrillation, Prevention and treatment of angina
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