Medicines & Supplements A to Z > Ketoconazole


Last updated on July 26, 2019.

Overview   |   Dosage   |   Side Effects   |   Where To Buy  

GENERIC NAME: Ketoconazole


COMMON BRANDS IN HONG KONG: Nizoral, Dezor, Ketovid, Pristine

What is Ketoconazole for?

Ketoconazole is an antifungal agent that can be used for treating fungal infections like dandruff and seborrhoea.

How to use it?

In Hong Kong, Ketoconazole is only available in topical application, including cream and shampoo. The doses used for different uses are listed below:

For fungal infections


Topical cream: apply 1 to 2 times daily to affected area

Shampoo: wet your hair and shampoo the affected area. Leave the medication in your hair for 5 minutes, then rinse with water.

For seborrhoea and dandruff


Foam: Apply to affected area twice daily for 4 weeks

Shampoo: Wet your hair and shampoo the affected area. Leave the medication in your hair for at least 12 hours, then rinse with water.

For maintenance prevention  of seborrhoea and dandruff


Shampoo: apply on the scalp once every 1-2 weeks

What are the side effects of Ketoconazole?

The common side effects of Ketoconazole are redness, itchiness, and irritation.

Where to buy Ketoconazole in Hong Kong?

In Hong Kong, Ketoconazole creams and shampoo are over-the-counter medicines and can be purchased without a prescription from any pharmacy in Hong Kong by speaking with a pharmacist. It can also be obtained from doctors.

For more information about drug names and ingredients, you can visit Hong Kong’s Drug Office at

For detailed information about the use of Ketoconazole 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.