Journal of Capital Medical University ›› 2025, Vol. 46 ›› Issue (2): 228-233.doi: 10.3969/j.issn.1006-7795.2025.02.008

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Effect of large artery atherosclerosis subtype on the efficacy of Ginkgo Diterpene Lactone Meglumine in acute ischemic stroke

Jing Jiao, Zhang Siyao, Liu Yanling, Wang Fen, Xiao Wei, Wang Zhenzhong*   

  1. National Key Laboratory of Process Control and Intelligent Manufacturing Technology for Traditional Chinese Medicine, Lianyungang  222001, Jiangsu Province, China
  • Received:2024-11-20 Online:2025-04-21 Published:2025-04-14
  • Supported by:
    This study was supported by the Jiangsu Provincial Academician Workstation (BM2023118).

Abstract: Objective  To investigate the effect of large artery atherosclerosis (LAA) and non-LAA subtypes on the efficacy of Ginkgo Diterpene Lactone Meglumine (GDLM) in patients with acute ischemic stroke. Methods  This was a post-hoc analysis of multicenter, randomized, double-blind, placebo-controlled, and  parallel-group trial. A total of 3 448 patients who had acute ischemic stroke were randomly assigned in a 1∶1 ratio  to receive the injection of GDLM or the placebo once day within 48 h after symptoms and continued for 14 d. The primary outcome was the proportion of patients with a modified Rankin Scale (mRS) of 0 or 1 on day 90 after randomization. Results  A total of 3 448 patients were enrolled, with 1 604 (46.52%) patients with non-LAA and 1 844 (53.48%) with LAA. Compared to the placebo treatment. GDLM  injection effectively improve the functional prognosis, with a higher proportion of mRS score of 0-1 in both non-LAA (OR=1.24, 95% CI: 1.02-1.51; P=0.03) and LAA (OR=1.37, 95% CI:1.14-1.65; P<0.001) group. There was no significant interaction between LAA subtypes with treatment (P=0.48 for interaction). Conclusion  Among patients with acute ischemic stroke  in this randomized clinical trial, GDLM might improve the  favorable clinical outcomes at 90 d compared with placebo, regardless of LAA subtypes. Nevertheless, it is necessary to confirm the findings  in the future.

Key words: large artery atherosclerosis subtypes, Ginkgo Diterpene Lactone Meglumine injection, ischemic stroke, functional outcome, randomized clinical trial

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