> Western Medicines > Etanercept


Used for: Ankylosing spondylitis, Plaque psoriasis, Psoriatic arthritis, Rheumatoid arthritis
Chinese name:

What is Etanercept for?

Etanercept is an immunosuppressant made up of a receptor TNFR and a part of immunoglobulin. It can inhibit tumor necrosis factor to suppress the action of the immune system. Etanercept is used for rheumatoid arthritis, psoriatic arthritis, plaque psoriasis and ankylosing spondylitis.

How to use it?

Etanercept is available in Hong Kong as injection pens injected under the skin, preferably into the thigh. Listed below are the indications and the dosages.


Moderate to severe plaque psoriasis
Adult and elderly
The initial dose is 50 mg twice weekly for 3 months. The maintenance dose is 50 mg once weekly.


Child at 4-17 years of age
0.8 mg/kg once weekly. The maximum dose is 50 mg per dose.


Psoriatic arthritis, Rheumatoid arthritis, Ankylosing spondylitis
Adult and elderly
50 mg once weekly or 25 mg twice weekly, possible to be in combination with Methotrexate.


Juvenile idiopathic arthritis
Child above 2 years of age
0.8 mg/kg once weekly. The maximum dose is 50 mg per dose. Otherwise, 0.4 mg/kg twice weekly. The maximum dose is 25 mg per dose.

What are the side effects of Etanercept?

Common side effects of Etanercept include skin rash, diarrhoea, antibody development, infection, injection site reaction, itchiness and fever.

Who should not take Etanercept?

  • People who are allergic to Etanercept or any component of the formulation.
  • Patients with or at risk of sepsis.
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Where to buy Etanercept in Hong Kong?

In Hong Kong, Etanercept 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 https://www.drugoffice.gov.hk

Need more information?

For detailed information about the use of Etanercept 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
  • 25mg / 50mg (Injection Pen)
Drug class
Sub class
Biological DMARDs, Tumour Necrosis Factor (TNF) Inhibitors
Other drugs in same class
Used for: Juvenile idiopathic arthritis, Giant cell arteritis, Systemic sclerosis-associated interstitial lung disease, Cytokine release syndrome, Moderate to severe rheumatoid arthritis
Chinese name:
Used for: Ulcerative colitis, Moderate to severe rheumatoid arthritis, Crohn’s disease, Psoriatic arthritis, Ankylosing spondylitis, Plaque psoriasis
Chinese name:
Used for: Crohn’s disease, Rheumatoid arthritis, Ulcerative colitis
Chinese name:
Used for: Juvenile idiopathic arthritis, Psoriatic arthritis, Moderate to severe rheumatoid arthritis
Chinese name: