So far,the effectiveness and safety of the aminosalicylic acid preparations,glucocorticoid and immunosuppressants have limitation on Crohn s disease(CD).

• 到目前为止,氨基水杨酸类制剂、肾上腺糖皮质激素和免疫抑制剂治疗克罗恩病(CD)的有效性和安全性均有局限。