Ustekinumab
Stelara is a prescription biologic medication used to treat autoimmune conditions including moderate to severe plaque psoriasis, psoriatic arthritis, Crohn's disease, and ulcerative colitis. It works by targeting and blocking specific proteins (interleukin-12 and interleukin-23) that contribute to inflammation and immune system overactivity. This medication is typically prescribed when other treatments have not been effective or are not suitable.
Stelara is a biologic injection used to treat autoimmune conditions like psoriasis, psoriatic arthritis, and inflammatory bowel disease by blocking inflammatory proteins.
Key facts at a glance
- RxNorm
- 853351
- Generic
- Stelara
- Class
- brand-name
- Brands
- —
- Availability
- rx
- Lactation
- unknown
- Routes
- —
- Forms
- —
- Regions
- US, EU, CN, JP
- Monitoring
- —
This page is for informational purposes only.
Do not use this information to diagnose yourself or to replace a physician's advice. Always consult a qualified healthcare provider before starting, stopping, or changing any medication. If you believe you are experiencing a medical emergency, call your local emergency number immediately.
Moderate to severe plaque psoriasis in adults and children, active psoriatic arthritis, moderate to severely active Crohn's disease, and moderately to severely active ulcerative colitis.
Stelara is a monoclonal antibody that targets and blocks interleukin-12 (IL-12) and interleukin-23 (IL-23), which are proteins involved in inflammation and abnormal immune responses that contribute to autoimmune conditions.
Administered by subcutaneous injection or intravenous infusion at a healthcare facility. Patients should be screened for tuberculosis before starting treatment. May increase susceptibility to infections. Live vaccines should be avoided during treatment. Common side effects include upper respiratory infections, headache, and fatigue.
Official drug label
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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 9, 2026. · Read our editorial policy