Remicade is used with methotrexate (a medicine that acts on the immune system), • Crohn’ s disease (a disease causing inflammation of the digestive tract), when the disease is severe or fistulising(with the formation of fistulae, abnormal passageways between the gut and other organs), • ulcerative colitis (a disease causing inflammation and ulcers in the lining of the gut), • ankylosing spondylitis (a disease causing inflammation and pain in the joints of the spine), • psoriatic arthritis (a disease causing red, scaly patches on the skin and inflammation of the joints), • psoriasis (a disease causing red, scaly patches on the skin).