初等医療における肺炎の第一線治療としてのペニシリンV:レジストリベースの研究
Olof Cronberg1, Mia Tyrstrup2, Anders Beckman2
1Växjöhälsan Primary Healthcare Centre, Växjö, Sweden; Department of Research and Development, Region Kronoberg, Växjö, Sweden; Department of Clinical Sciences, Family Medicine and Community Medicine, Lund University, Malmö, Sweden.
まとめ
ペニシリンV (PcV) とアモキシシリンは,肺炎患者の入院または死亡のリスクが類似していました. しかし,アモキシシリンは,ペニシリンVと比較して,初等医療の環境で抗生物質の切り替えを少なくしました.
科学分野:
- 感染症
- 薬理学について
- 公衆衛生
背景:
- ペニシリンV (PcV) は,スカンジナビアの地域感染性肺炎の第一線治療薬として推奨されています.
- 肺炎の治療にペニシリンVの推奨を支持するデータは限られている.
研究 の 目的:
- 肺炎の治療におけるペニシリンVとアモキシシリンの有効性を比較する.
- ペニシリンVとアモキシシリンで治療された患者の入院や抗生物質交換を含む治療失敗のリスクを評価する.
主な方法:
- 2018年から2021年までのスウェーデン保健医療登録データを用いた遡及研究.
- 5歳以上の患者で発生した34,306例の初治療肺炎を含む.
- 低呼吸道感染症 (LRTI) または全因死亡率の入院を分析し,ロジスティック回帰と傾向スコアのマッチングを使用して抗生物質の切り替えを行いました.
主要な成果:
- ペニシリンVとアモキシシリン群の間で,LRTIの入院や全因死亡率に有意な差異はなかった (aOR1. 07,95%CI: 0. 87-1. 32).
- アモキシシリン群は,ペニシリンV群と比較して,抗生物質の切り替え率が低い (aOR 0. 58,95%CI: 0. 50- 0. 67).
- 傾向スコアのマッチングは,これらの発見を確認した.
結論:
- ペニシリンVとアモキシシリンは,主療養肺炎の治療における重度のアウトカムに関して,比較可能な安全性プロファイルを示しています.
- ペニシリンVは,主療養における代替治療の選択肢として考えられます.特に,レジスタンスパターンがスウェーデンと一致している場合です.
- 抗生物質をペニシリンVで交換する頻度が高いことは,臨床意思決定において考慮されるべきである.
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