Reduce Risk for Crohn's Disease Patients

Subcutaneous methotrexate once weekly 15mg/m2 body surface area (19, 30), with a maximal dose of 25mg/week. Odansetron (Zofran) premedication (4-8mg 1Hour prior to injection) is recommended, folate acid substitution (15mg po, 3 days after Methotrexate injection, for children \<20kg: 1x 5mg) is recommended.

Subcutaneous Adalimumab started at a dose of 160mg followed by 80mg 2 weeks later and then 40mg every 2 weeks in patients over 40kg. In patients \< 40kg sc doses of Adalimumab are as follows: induction 160mg/1,73m2 BSA (max 160mg), followed by 80mg/1,73m2 Body surface area (max 80mg) 2 weeks later and maintenance of 40mg/1,73m2 Body surface area (max 40mg) every 2 weeks, all doses rounded up to the nearest 5 multiplications.

Oral Azathioprine /6mercaptopurine at a dose of 2.5 mg/kg once daily rounded to the nearest multiplication of 12.5mg or oral 6mercaptopurine at a dose of 1.5mg/kg once daily rounded to the nearest multiplication of 12.5mg.