アデノシンの物理化学的安定性は,ハイペレミアを誘発するための臨床的に重要な冠内線量で,アデノシンの物理化学的安定性です
Faisal Khalid Y Alsharif1, Harmanjeet Harmanjeet1, Troy Wanandy1,2
1School of Pharmacy and Pharmacology, University of Tasmania, Hobart, Tasmania, Australia.
European journal of hospital pharmacy : science and practice
|February 17, 2026
まとめ
アデノシンは,0.9%の塩化ナトリウムまたは5%のデクストロースで49日間安定し,冠内投与のためのプリフルシリンジをサポートします. これは,準備の遅延を減らすことによって,心臓キャセテリゼーションのワークフローを改善します.
科学分野:
- 心血管薬理学について
- 医薬品の安定性に関する研究
- 医療機器の調製 メディカルデバイスの調製
背景:
- 冠内投与のためのアデノシンの物理化学的安定性はよく確立されていません.
- 現在の慣行では,現場での準備が求められ,手続きの遅れや実用的な課題が生じます.
- 安定したアデノシン溶液の必要性は,効率的な心臓キャセテライゼーションの手続きのために必要である.
研究 の 目的:
- 冠動脈内投与のための一般的な稀剤におけるアデノシンの物理化学的安定性を評価するために.
- 保存温度と保存期間がアデノシン安定性に与える影響を評価する.
- アデノシン溶液の事前準備の可行性を決定する.
主な方法:
- アデノシン溶液 (12μg/mL) は,0.9%の塩化ナトリウムと5%のデクストロスを使用して準備されました.
- 溶液は,4°C,25°C,35°Cのポリプロピレンシリンジに詰め込み,最大49日間保存した.
- 安定性はHPLC,pH,視覚検査,微粒子の分析によって評価されています.
主要な成果:
- アデノシン溶液は化学的に安定し,49日間で初期濃度の97%以上を保持した.
- 有意な物理的劣化 (色変化,粒子の形成,pHの変動) は観察されなかった.
- 安定性は,溶媒とすべての試験された貯蔵温度の両方で一貫していました.
結論:
- 冠内投与では,0.9%の塩化ナトリウムまたは5%のデクストロースでアデノシンを事前に調製することが推奨されます.
- 試験された条件下で保存された注射器は,最大49日間有効です.
- このアプローチは,心臓のキャセテリゼーションを合理化し,遅延を最小限に抑え,準備作業量を減らす.
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