Medicines & Supplements A to Z > Cataflam


Last updated on 23/11/2021.

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

GENERIC NAME: Diclofenac


DRUG CLASS:  Analgesics

SUB CLASS: Nonsteroidal Anti-inflammatory Drugs

USED FOR:  Pain, fever, Inflammation, gout, Rheumatoid arthritis, Osteoarthritis

– 25mg, 50mg (tablets)

What is Cataflam for?

Cataflam is a brand product that contains Diclofenac, which belongs to a class of medications called Nonsteroidal anti-inflammatory drugs (NSAIDs).  It works by blocking the production of prostaglandin which helps to reduce pain. Therefore, it is used to treat acute pain in gout, rheumatoid arthritis and osteoarthritis, and menstrual pain.

How to use it?

Cataflam is available as tablets. It is recommended to take with food to reduce stomach discomfort. The usual daily dose is 50mg three times daily.

What are the side effects of Cataflam?

Common side effects of Cataflam include stomach discomfort, nausea, bleeding gastric ulcer. With prolonged use, it may cause liver and kidney toxicity and increase the risk of a cardiovascular event.

Who should not take Cataflam?

– Anyone who has an allergy to any components of Cataflam
– Anyone who has allergic reactions after taking Aspirin or other NSAIDs. Report to your doctor or pharmacist if you experienced signs like hives, flushing or palpitation.
– People with heart failure, or uncontrolled high blood pressure
– People with active stomach bleeding or ulceration

Pharmacist Tips:

– Do not use more than one NSAIDs at the same time.

Common dosing schedule:
Cataflam can be taken with or without food. Take Cataflam with or after a meal can help reduce stomach discomfort.

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

Some common medications Cataflam may interact with:
– Angiotensin converting enzyme (ACE) inhibitors, e.g. Captopril, Lisinopril
– Angiotensin II receptor antagonists, e.g. Valsartan, Losartan
– Other NSAIDs, Aspirin, Diclofenac
Diuretics, e.g. Furosemide, Hydrochlorothiazide
– Tricyclic antidepressants, e.g. Amitriptyline, Doxepin
Warfarin and other anticoagulants

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

Where to buy Cataflam in Hong Kong?

In Hong Kong, Cataflam 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 Cataflam 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.