溃疡性结肠炎(UC)的传统治疗药物,能控制大多数患者的症状,但疗效并不尽如人意,而且长期应用副作用大。因此,寻找安全及更有效的治疗方法具有十分重要的意义。理论上生物制剂应比传统治疗更有效且副作用更少,发展生物制剂将为炎症性肠病(IBD)患者提供更多更好的选择。近年来生 Traditional remedies for ulcerative colitis (UC) control the symptoms in most patients, but the effects are not satisfactory and the long-term side effects are high. Therefore, the search for safe and more effective treatment is of great significance. In theory, biologics should be more effective and less side effects than conventional therapies, and developing biologics will provide more and better options for patients with inflammatory bowel disease (IBD). Students in recent years