Remicade is a brand name for the medication infliximab, which is a monoclonal antibody used primarily to treat autoimmune conditions such as rheumatoid Arthritis, Crohn's disease, ulcerative colitis, and psoriasis. It works by inhibiting tumor necrosis factor-alpha (TNF-alpha), a substance in the body that causes inflammation. Administered via intravenous infusion, Remicade helps reduce symptoms, improve quality of life, and prevent disease progression in affected individuals. Like all medications, it may have side effects and requires monitoring by a healthcare professional.