Explaining Interpatient Variability in Adalimumab Pharmacokinetics in Patients With Crohn's Disease.

Background: A significant proportion of patients with Crohn's disease (CD) require dose escalation or fail adalimumab (ADL) therapy over time. ADL, a monoclonal antibody directed against tumor necrosis factor, is approved for treatment of CD. Understanding pharmacokinetics (PK) of ADL is essential to optimize individual dosing in daily practice.