Medicines & Supplements A to Z > Lactacyd


Last updated on 13/10/2021.

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

GENERIC NAME: Lactoserum + Lactic acid


DRUG CLASS: Antiseptics

SUB CLASS: Antibacterial

USED FOR: Daily feminine hygiene


What is Lactacyd for?

Lactacyd is a feminine wash that contains Lactoserum and Lactic acid. Lactoserum is a milky liquid which is rich in nutrients and functions as a prebiotic, a food that supports growth of gut bacteria. Lactic acid, on the other hand, is used to moisturize and soothe the skin. Both ingredients are used to provide good natural defenses to infection, cleanse and deodorize the intimate area to prevent dryness and discomfort.

How to use it?

Lactacyd is used externally as liquid soap. Shake well and pour a thumb-size amount (~5ml) onto your hand and clean the external vaginal area. Rinse thoroughly. It is recommended for everyday use.

What are the side effects of Lactacyd?

Lactacyd is generally very safe and does not cause any side effects.

Who should not take Lactacyd?

People who are allergic to lactoserum, lactic acid or any component of the formulation.

Pharmacist Tips:

– If symptoms persist after 7 days of treatment, discontinue use and consult your healthcare professional.
– It is recommended to use on a daily basis to cleanse and protect the intimate area to prevent infection. 

Common dosing schedule:
Lactacyd is recommended for daily use during showers.

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

Some common medications Lactacyd may interact with:
No known significant interactions.

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

Where to buy Lactacyd in Hong Kong?

In Hong Kong, Lactacyd is an over-the-counter medicine and 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

Need more information?

For detailed information about the use of Lactacyd 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.