Used for: Wound healing, Common cold, Dietary supplementation
Chinese name:

What is Zinc for?

Zinc is commonly found in various multivitamins and nutritional supplements. Zinc is also used for the treatment of the common cold. Higher dose Zinc supplements should only be used in people with proven Zinc deficiency or Zinc-losing conditions. Zinc deficiency may occur due to inadequate diet or malabsorption; whereas excessive loss of Zinc is commonly seen in conditions with trauma, burns or protein loss.

How to use it?

The dosage of Zinc varies depending on the reason for use. When taken by mouth dosages can range from 10 to 50 mg per day. Follow the label instructions or your doctor or pharmacist’s directions.

Does Zinc have side effects?

Zinc is generally safe to use but stomach discomfort may occasionally occur.

Who should not take Zinc?

Zinc is generally safe to use.

Pharmacist Tips:

  • Most people should obtain adequate amounts of Zinc from a healthy diet. Zinc is present in many foods including oysters, red meat, poultry and nuts.

Common dosing schedule: 

  • Take Zinc with food if stomach discomfort occurs. However, avoid food high in calcium or phosphorus.

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


Some common medications Zinc may interact with:

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

Where to buy Zinc in Hong Kong?

In Hong Kong, Zinc is an over-the-counter medicine and it 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 https://www.drugoffice.gov.hk

Need more information?

For detailed information about the use of Zinc 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
  • 50mg (Tablets)
Drug class
Sub class
Minerals & Electrolytes
Other drugs in same class
Sodium Chloride
Used for: Hyponatraemia, Genitourinary irrigation, Eye irrigation, General skin and wound cleansing, Nasal congestion
Chinese name:
Calcium Gluconate
Used for: Hypocalcemia, Cardiac arrest due to electrolyte imbalance
Chinese name:
Copper (Supplement)
Used for: Copper deficiency
Chinese name:
Potassium (Supplement)
Used for: Potassium deficiency
Chinese name:
Chromium (Supplement)
Used for: Chromium deficiency
Chinese name: