Medicines & Supplements A to Z > Zinc Sulphate

Zinc Sulphate

Last updated on 02/08/2021.

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

GENERIC NAME: Zinc Sulphate




DRUG CLASS: Supplements

SUB CLASS: Minerals & Electrolytes, Parenteral nutrition

USED FOR: Zinc deficiency


What is Zinc Sulphate for?

Zinc Sulphate belongs to the class of medication called electrolytes. It is indicated for the treatment and prevention of zinc deficiency.

How to use it?

Zinc Sulphate is injected through a needle into a vein as part of an intravenous parenteral nutrition regimen. The usual dosage is 6.5 mg elemental zinc daily. Your doctor will advise you on the dosage and frequency depending on your condition.

What are the side effects of Zinc Sulphate?

Common side effects of Zinc Sulphate include nausea, vomiting, irritability, headache, and injection site reactions.

Who should not take Zinc Sulphate?

– People allergic to Zinc Sulphate or any component of the formulation

Pharmacist Tips:

– Alert your doctor if you have copper deficiency as Zinc Sulphate may not be suitable for you.

Common dosing schedule:
Zinc Sulphate is administered intravenously with parenteral nutrition.

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

Some common medications Zinc Sulphate may interact with:
– Antibiotics, e.g. Tetracycline, Ciprofloxacin, Levofloxacin
– Multivitamins / mineral supplements that contain Copper, Calcium or Iron

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

Where to buy Zinc Sulphate in Hong Kong?

In Hong Kong, Zinc Sulphate 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 Zinc Sulphate 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.