産後うつ病におけるブレキサノロン (SAGE-547注射):ランダム化対照試験
Stephen Kanes1, Helen Colquhoun1, Handan Gunduz-Bruce1
1Sage Therapeutics Inc, Cambridge, MA, USA.
Lancet (London, England)
|June 17, 2017
まとめ
ブレキサノロンは,第2相試験において,産後うつ病の症状を有意に軽減した. このGABAA受容体調節剤は この深刻な気分障害に対する 新しい治療法として有望です
科学分野:
- 神経科学
- 精神科
- 薬理学について
背景:
- 産後うつ病 (PPD) は,女性における重大な気分障害であり,ホルモンの変化と関連している可能性があります.
- アロプレグナノロンは,GABAA受容体の陽性アロステリック調節剤であり,PPD治療のために研究されている.
研究 の 目的:
- 重度の産後うつ病の治療のために,静脈注射のアロプレグナノロン製剤の有効性と安全性を評価する.
主な方法:
- ダブルブラインドでランダム化され,プラセボ対照のフェーズ2試験では,重度のPPDを持つ女性を対象とした.
- 参加者はブレクサノロンまたはプラセボの連続した60時間の静脈注入を受けた.
- 主要評価項目は,うつ病に対するハミルトン評価スケール (HAM- D) の60時間後の変化でした.
主要な成果:
- ブレキサノロンは60時間後にプラセボと比較してHAM- Dスコアを統計的に有意に低下させた (p=0. 0075).
- HAM- Dスコアの平均低下は,ブレクサノロンでは21. 0ポイント,プラセボでは8. 8ポイントでした.
- 重篤な有害事象や有害事象による治療中止は報告されなかった. めまいと眠気が最も一般的な副作用であった.
結論:
- ブレキサノロン注入は,重度の産後うつ病の女性において,有意で臨床的に有意義な症状の軽減をもたらした.
- これらの発見は,PPDの治療開発のためのGABAA受容体を標的とすることを支持する.
- 現在,PPDにおけるブレクサノロンの重要な臨床プログラムが進行中です.
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