Medicines & Supplements A to Z > Cocillana


Last updated on 19/03/2021.

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



BRAND NAME(S) IN HONG KONG: Cocillana Christo (Contains Cocillana, Senega and Squill), Dextrocilla (Contains Cocillana, Dextromethorphan, Squill), Eurocilana (Contains Cocillana, Senega and Squill)

DRUG CLASS: Expectorant

USED FOR: Wet cough



What is Cocillana for?

Cocillana belongs to a group of medications called expectorants like Guaifenesin. It works by thinning and liquefying your phlegm so that it can be coughed out more easily. Therefore, it is most commonly used for treating wet cough. It is usually combined with other medications like Dextromethorphan and Squill to be used as cough preparations.

How to use it?

Cocillana is available in single ingredient products, but is also available in many combination cough and cold products. The dosage of Cocillana depends on the specific product. Refer to the instructions on the product label for details.

What are the side effects of Cocillana?

There are no side effects reported.

Who should not take Cocillana?

Anyone who has an allergy to Cocillana.

Pharmacist Tips:

Make sure you know they type of cough (wet or dry) you are having before choosing a cough preparation. Otherwise, it may make your coughing worse. 

Common dosing schedule:
May be taken with or without food.

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

Some common medications Cocillana may interact with:

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

Where to buy Cocillana in Hong Kong?

In Hong Kong, Cocillana and its combination products are over-the-counter medicines 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 Cocillana 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.