В хода на изследването CLASSIC I 299 пациенти, нелекувани с TNF- антагонист бяха рандомизирани в една от четирите групи: плацебо през седмици 0 и 2, 160 mg Trudexa през седмица 0 и 80 mg през седмица 2, 80 mg Trudexa през
Concomitant stable doses of aminosalicylates, corticosteroids, and/ or immunomodulatory agents were permitted and 79% of patients continued to receive at least one of these medications. lon Induction of clinical remission (defined as CDAI < 150) was evaluated in two studies, CLASSIC I and GAIN.