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adalimumab

Humira

Modality
mAb (human IgG1)
Mechanism
TNF-α inhibition (soluble + transmembrane)
Targets
TNF
Storage
refrigerated 2–8 °C
Approved
plaque psoriasis — FDA 2008 · hidradenitis suppurativa — FDA 2015 · psoriatic arthritis — FDA 2005 · rheumatoid arthritis — FDA 2002 · Crohn's disease — FDA 2007
In trial
Black-box warnings
serious infections (TB reactivation, invasive fungal); lymphoma/malignancy
Pregnancy
limited human data; IgG1 crosses placenta in 3rd trimester
Monitoring
baseline TB + HBV/HCV screen, periodic CBC / LFT
Sources
Last verified
2026-04-23

Mechanism of action

Humira label (FDA, 2024)
drugtargetsignalingeffectorcellularphenotype⊣ red bar = blocked/reduced by drug

Monitoring & workup

Baseline workup

  • TB IGRA (or PPD) + CXR
  • HBV sAg + core Ab + surface Ab; HCV Ab
  • CBC with differential
  • CMP
  • Update age-appropriate vaccines including live vaccines before start

Ongoing monitoring

  • Symptom-driven; no routine labs
  • Annual TB screening if high exposure risk
  • Monitor for serious infection, reactivation (TB/HBV), demyelinating disease, paradoxical psoriasis