苏弗雷克桑对恐惧灭绝的影响回忆:健康个体的双盲随机对照试验
Maya T Schenker1, Lilith Z Zeng1, Joshua Lynskey1
1Melbourne School of Psychological Sciences, The University of Melbourne, Melbourne, Australia.
Journal of sleep research
|March 15, 2025
概括
增加快速眼动 (REM) 睡眠可能会改善创伤后应激障碍 (PTSD) 的灭绝回忆. 这项研究探讨了suvorexant促进REM睡眠及其对记忆巩固的影响,表明REM睡眠增强作为潜在的PTSD治疗.
科学领域:
- 神经科学是一个神经科学.
- 睡眠科学 睡眠科学
- 精神病学是一个精神病学.
背景情况:
- 创伤后应激障碍 (PTSD) 与受损的灭绝记忆巩固有关.
- 快速眼动 (REM) 睡眠中断与PTSD病理生理学有关.
- 以前的研究集中在REM睡眠中断,而不是增强,用于灭绝回忆.
研究的目的:
- 调查使用suvorexant增加REM睡眠对灭绝回忆的影响.
- 为了检查降低REM睡眠与temazepam对灭绝回忆的影响.
- 为了比较这些效应与健康成年人的安慰剂.
主要方法:
- 试点随机对照试验包括30名健康成年人.
- 干预组接受了suvorexant (20mg,增加REM),temazepam (20mg,减少REM) 或安慰剂.
- 灭绝回忆被评估在各种条件.
主要成果:
- 药物条件之间没有发现REM百分比或灭绝回忆的显著差异.
- 增加REM睡眠百分比与在回忆过程中减少条件恐惧反应正相关.
- 这表明更好的灭绝回忆与更高的REM睡眠.
结论:
- 虽然药物诱导的REM变化整体上没有改变灭绝回忆,但增加的REM睡眠与改善的恐惧灭绝有关.
- 增强REM睡眠可能是PTSD的可行的治疗策略.
- 需要在临床人群中对REM睡眠缺陷的suvorexant进行进一步的研究.
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