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Updated: Feb 14, 2026

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人間の妊娠中のレクリエーション用大麻使用:胎盤とエンドカンナビノイドシステムへの影響
Madhavi S Harhangi1,2,3, Lisa Höfert4, A H Jan Danser2
1Department of Neonatal and Pediatric Intensive Care, Division of Neonatology, Erasmus MC University Medical Center, 3015 GD Rotterdam, The Netherlands.
International journal of molecular sciences
|February 13, 2026
まとめ
妊娠中の大麻の使用は,胎盤内カンナビノイド系 (ECS) に干渉することによって胎児の発達に影響します. 妊娠前,妊娠中,および妊娠後の大麻を控えることは,母と乳児の最適な健康のために推奨されます.
科学分野:
- 生殖生物学 生殖生物学
- 発達毒理学 発達毒理学
- 薬理学 薬理学とは
背景:
- 大麻の使用は,合法化と社会的受け入れにより,妊娠中に増加しています.
- カンナビスには,Δ9−テトラヒドロカンナビノール (THC) とカンナビディオール (CBD) が含まれており,潜在的な治療効果はありますが,胎児への影響は不明です.
- 胎盤は,胎盤の発達と機能に不可欠なエンドカンナビノイドシステム (ECS) を有しています.
研究 の 目的:
- 大麻の使用が胎盤のECSにどのように影響するかを見直す.
- 大麻の使用が胎盤機能と胎児発達に及ぼす影響を記述する.
- 大麻使用による潜在的世代を超えた影響に対する意識を高めるため.
主な方法:
- 大麻,妊娠,胎盤ECSに関する既存の文献のレビュー.
- THCとCBDが胎盤機能に及ぼす影響の分析.
- 大麻使用と妊娠不良の結果を関連付ける疫学データの検討.
主要な成果:
- 大麻の成分 (THC,CBD) は,胎盤のECSに干渉する可能性が高い.
- 大麻の使用は,胎盤不全,胎児の成長障害,妊娠前出血症と関連しています.
- 大麻の使用がDNAメチル化変化を通じて世代を超えた効果を誘発する可能性.
結論:
- 証拠は,妊娠前期,妊娠,授乳期に大麻の使用を控えることを支持しています.
- 母親,胎児,そして世代間の健康を最適化するには,大麻の禁欲が必要です.
- 妊娠前の大麻曝露の長期的な影響を完全に解明するには,さらなる研究が必要です.
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