Chinese Journal of Pharmacovigilance ›› 2026, Vol. 23 ›› Issue (6): 696-698.
DOI: 10.19803/j.1672-8629.20250180

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One Case of Autoimmune Hemolytic Anemia Caused by Camrelizumab for Injection

LAN Zhihui1, BU Lijia2, NING Jie2,*, JIANG Jiemei3, YANG Yanbiao1   

  1. 1Department of Pharmacy, the First People’s Hospital of Lanzhou, Gansu Lanzhou 730000, China;
    2Department of Oncology, the First Affiliated Hospital of Anhui Medical University, Hefei Anhui 230022, China;
    3Department of Pharmacy, the First Affiliated Hospital of Anhui Medical University, Hefei Anhui 230022, China
  • Received:2025-03-27 Online:2026-06-15 Published:2026-06-18

Abstract: Objective To explore such adverse reactions as autoimmune hemolytic anemia (AIHA) caused by camrelizumab for injection in order to provide a reference for safe medications. Methods One case of severe anemia following the use of an immune checkpoint inhibitor (ICI) in a patient with parotid gland carcinoma was analyzed based on related literature. Results Based on the patient’s medical history, results of laboratory tests, and the timing of drug administration, the patient’s AIHA was considered an adverse reaction caused by camrelizumab for injection. Conclusion AIHA caused by ICI is very rare because it is difficult to detect at an early stage. Once detected, anemia is usually severe. Therefore, immune related adverse reactions should be monitored and identified when ICI is used clinically, especially among chronic users.

Key words: Camrelizumab, Hemolysis, Autoimmunity Hemolytic Anemia, Adverse Drug Reaction, Parotid Gland Carcinoma

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