ハンティントン病の患者におけるデュテトラベナジンのコレアに対する効果: ランダム化臨床試験
, Samuel Frank1, Claudia M Testa2
1Harvard Medical School, Boston, Massachusetts.
JAMA
|July 6, 2016
まとめ
デュテトラベナジンは,プラセボと比較して,ハンティントン病の患者でホリア運動の症状を有意に改善しました. この新しいデュテリウムを含む分子の長期的な有効性と安全性を評価する研究が進められます.
科学分野:
- 神経学
- 薬理学について
- 遺伝学
背景:
- ハンチントン病 (HD) は進行性神経変性疾患で,運動,認知,精神機能障害が特徴です.
- 慢性 疾患 の 主要 な 症状 は 慢性 疾患 の 慢性 疾患 の 主要 な 症状 で ある.
- HDの現在の治療には限界があり,新しい治療方法が必要である.
研究 の 目的:
- デュテラベナジンの効果と安全性を評価する.
- HD患者の運動機能,全体的な変化の印象,身体機能,バランスに対するデウテラベナジンの影響を評価する.
主な方法:
- ハンティントン病と重症なホリアを患った90人の成人を対象とした,二重盲検,ランダム化,プラセボ対照試験
- 患者はランダムにデウテラベナジンまたはプラセボを投与され,投与量は8週間にわたって調整され,その後4週間の維持期間が続きました.
- 主要な有効性評価は,治療開始から維持治療までの最大胆症スコアの変化でした.
主要な成果:
- デュテトラベナジン治療は,プラセボと比較して,コレアの重度が統計的に有意に低下した (平均差は-2. 5単位,P < . 001).
- 患者全体の変化の印象 (51% 対 20%) と臨床全体の変化の印象 (42% 対 13%) に基づいて,デウテラベナジン群ではより高い治療成功率が観察されました.
- デュテラベナジンは身体機能 (SF-36) にわずかな効果を示したが,バランス (ベルグ・バランス・テスト) はグループ間では有意な違いを示さなかった. 副作用の発生率は同じでした.
結論:
- デュテトラベナジンは,ハンティントン病の患者で12週間の治療期間中に,ホリアの運動徴候の改善に有意な効果を示した.
- デウテラベナジンの安全性プロファイルはプラセボと同等で,うつ病や不安などの有害事象の有意な増加は認められなかった.
- ハンチントン病の慢性疾患の管理におけるデウテラベナジンの長期的な臨床的意義と安全性を決定するために,さらなる調査が必要である.
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