心血管疾患の予防のための定量併用療法 (ポリピル)
Mark D Huffman1, Angharad N de Cates2, Shah Ebrahim3
1Department of Preventive Medicine, Northwestern University, Chicago, Illinois.
JAMA
|November 17, 2014
まとめ
定量併用療法 (ポリピル) は血圧とコレステロールを著しく低下させましたが,有害事象は増加しました. 死亡率と心血管疾患への影響は,限られた証拠があるため,依然として不確実です.
科学分野:
- 心血管医学 心血管医学
- 薬理学 薬理学とは
- クリニック・トライアル 臨床試験
背景:
- 心血管疾患 (CVD) は,世界中で死亡の主な原因であり続けています.
- 複数のCVDの危険因子を管理するには,多くの場合,複数の薬が必要になります.
- 定量併用療法,またはポリピル (polypills) は,薬物療法を簡素化する戦略を提供します.
研究 の 目的:
- ポリピルと心血管疾患 (CVD) のリスク因子の関連性を評価する.
- すべての原因による死亡率と致死性/非致死性CVDイベントに対するポリピルの影響を評価する.
- ポリピルが副作用のリスクを高めるかどうかを判断する.
主な方法:
- 利用可能な臨床試験データの体系的なレビューとメタ解析.
- ポリピル療法と通常治療,プラセボ,または活性比較薬の比較.
- 血圧,コレステロールレベル,死亡率,CVDイベント,および有害事象を含むアウトカムの評価.
主要な成果:
- ポリピルは,対照群と比較してシストリック血圧と総コレステロールの有意な低下を示した.
- ポリピルの使用では,有害事象が発生するリスクが19%高いことが観察されました.
- 現在の証拠は,すべての原因による死亡率や致死性および非致死性CVDイベントに対するポリピルの影響を決定するのに不十分です.
結論:
- ポリピルは,血圧やコレステロールなどの主要な心血管リスク要因を効果的に改善します.
- 治療を簡素化する一方で,ポリピルは有害事象のリスクの増加と関連しています.
- ポリピルが心臓血管疾患と死亡率に与える影響を明らかにするために,十分な統計力を備えたさらなる研究が必要である.
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