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certolizumab pegol

TNFα inhibitor · Immunosuppressant

TNFα inhibitorImmunosuppressant
CDSCO approved
EXCRETION
not curated
INTERACTIONS
none in our sources
PREGNANCY
not curated

Mechanism

Humanized pegylated antibody specific to TNFα. Pegylation of the Fab’ fragment provides sustained activity.

Indications

adults with crohn’s diseaserheumatoid arthritisactive psoriatic arthritisactive ankylosing spondylitismoderate-to-severe Crohn’s disease (in patients who have responded poorly to conventional therapies)induction and maintenance of remission in adults with moderate-to-severe Crohn’s diseaseuseful for patients for whom infliximab has lost efficacy or caused adverse reactions

Dosing

Adult
200 mg lyophilized powder or 200 mg/ml prefilled sterile injections for subcutaneous administration

Pharmacokinetics

Half-life
About 2 weeks.
Bioavailability
About 80% when given subcutaneously.
Excretion
Polyethylene glycol moiety is cleared by urinary excretion.

Side effects

Serious
  • increased risk of serious infections
  • increased risk of lymphoma and other malignancies
  • infection (from immunosuppression, increased with steroids)
  • reactivation of tuberculosis
  • opportunistic infections with subsequent dissemination
  • increased incidence of non-Hodgkin lymphoma (causal role not established)
  • drug-induced lupus
  • multiple sclerosis–like syndrome
  • nonmelanoma skin cancer

Related guidelines

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Sources: Goodman & Gilman 14e·Verified: 2026-05-10 · House clinical team