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白细胞介素17A在银屑病的发生发展中具有关键作用。目前，有多种白细胞介素17A及其受体拮抗剂在多个国家上市并应用于银屑病的治疗，取得了明确疗效。然而，该类生物制剂在临床试验阶段及上市后，仍然有多项不良反应报道，包括上呼吸道感染、念珠菌感染、中性粒细胞减少和炎症性肠病等，严重者甚至可危及生命。本文综述3种白细胞介素17A及其受体拮抗剂司库奇尤单抗、ixekizumab和brodalumab的临床安全性。“,”Interleukin (IL) -17A plays a key role in the occurrence and development of psoriasis. To date, several marketed IL-17A and its receptor antagonists have been applied to the treatment of psoriasis, and definite therapeutic effects have been achieved. However, several adverse reactions, including upper respiratory tract infection, n Candida infections, neutropenia, inflammatory bowel disease, which can be life-threatening, have been reported in clinical trials and after marketing of these biologics. This review summarizes clinical safety profiles of 3 types of interleukin-17A and its receptor antagonists, i.e., secukinumab, ixekizumab and brodalumab.n