一项针对轻度至中度COVID-19患者的脱环素随机二期研究
Kota Iwahori1,2, Takuro Nii3, Norihiko Yamaguchi4
1Department of Respiratory Medicine and Clinical Immunology, Graduate School of Medicine, Osaka University, Suita, Osaka, Japan. iwahori@climm.med.osaka-u.ac.jp.
Scientific reports
|August 23, 2023
概括
在轻度至中度的COVID-19患者中,使用demeclocycline治疗显示CD4+T细胞的显著增加和IL-6的减少. 这表明德梅克洛环素可能有助于COVID-19恢复,具有良好的耐受性.
科学领域:
- 免疫学 免疫学 免疫学
- 病毒学 病毒学
- 药理学 药理学是指药理学的学科.
背景情况:
- 环素具有抗病毒,抗炎和免疫调节的特性.
- COVID-19 (冠状病毒疾病2019) 给公共卫生带来了重大挑战,需要新的治疗策略.
研究的目的:
- 评估德梅克洛环素在患有轻度至中度COVID-19的住院患者的疗效和安全性.
- 评估demeclocycline对免疫反应的影响,包括淋巴细胞计数和细胞因子水平.
主要方法:
- 一个开放的,多中心的,随机对照的第二阶段试验.
- 患者接受了对照剂,每天150毫克的脱环素或每天300毫克的脱环素.
- 测量结果包括从基线到第8天的淋巴细胞,细胞因子和SARS-CoV-2RNA的变化.
主要成果:
- 在150毫克德梅克洛环素组 (p=0.023) 中观察到CD4+T细胞的显著增加.
- 德梅克洛环林治疗显示CD4+T细胞变化和IL-6水平之间存在负相关性 (R=-0.807,p=0.009).
- 所有不良事件均为轻度至中度,表明耐受性良好.
结论:
- 德梅克洛环素治疗引发了有利于COVID-19恢复的免疫反应.
- 德梅克洛环素显示出作为轻度至中度COVID-19的安全和有效治疗选择的潜力.
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