スリランカにおける家庭用液体医薬品の計量エラーの定量化:隠された公衆衛生上のリスク
Manori Jayasinghe1, Hasiduni Madhushika1, Kanchana Wijesekera1
1Department of Pharmacy, Faculty of Allied Health Sciences, University of Ruhuna, Galle, Sri Lanka.
PLOS global public health
|February 6, 2026
まとめ
スリランカの家庭用医薬品計量ツールはしばしば不正確であり、潜在的な投与エラーにつながる可能性があります。低リソース設定での患者の安全には、標準化されたデバイスとユーザー教育が不可欠です。
科学分野:
- 薬理学
- 公衆衛生
- 医療機器
背景:
- 液体医薬品の不正確な測定は、特に低リソースの設定において、重大な患者安全の問題です。
- スリランカではメートル法が採用されているにもかかわらず、スプーンなどの家庭用計量ツールが医薬品の投与に広く使用されています。
- バルク処方と非公式な投与指示が問題を悪化させています。
研究 の 目的:
- スリランカで一般的に使用されている家庭用液体医薬品計量ツールの体積精度を評価すること。
- これらのツールが医薬品の投与エラーに寄与する可能性を特定すること。
- 規制措置と実践の改善の必要性を強調すること。
主な方法:
- スリランカ、ゴール地区、カラピティヤの50世帯を対象とした横断的調査。
- 検証済みの重量測定および体積測定方法を使用した、頻繁に使用される計量デバイスのテスト。
- 米国薬局方(USP)の仕様に対する精度の評価。
主要な成果:
- 計量カップは、すべての容量でUSP精度基準を満たしたのはわずか53.4%でした。計量カップの86.2%は5.00 mLの目盛りで適合しましたが、目盛り付きスプーンの62.5%は不適合でした。家庭用ティースプーンとテーブルスプーンは、予想される量よりも少ない量を提供するものが93%以上を占め、容量のばらつきが著しかったです。
結論:
- スリランカにおける一般的な家庭用投与ツールの広範な不正確さは、医薬品の安全性に回避可能なリスクをもたらします。
- 標準化され、校正された計量デバイスを義務付けるための緊急の規制措置が必要です。
- 患者の安全のために、処方および調剤の実践にユーザー教育を統合することが不可欠です。
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