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Dexlansoprazole

右旋蘭索拉唑
Mechanism of action:
Dexlansoprazole 是一種質子幫浦抑制劑(proton pump inhibitor),屬於苯並咪唑類(benzimidazole)衍生物。Dexlansoprazole 為前驅藥,在胃壁細胞的酸性分泌小管內被轉化為有活性的次磺醯胺(sulfenamide)形式。次磺醯胺會與氫鉀幫浦(H⁺/K⁺-ATPase)形成共價鍵,不可逆地抑制質子排出,阻斷胃酸分泌。
Reference(s):
1. Behm BW et al. (2011). Dexlansoprazole MR for the management of gastroesophageal reflux disease. Expert Rev Gastroenterol Hepatol.
2. Skrzydlo-Radomanska B et al. (2015). Dexlansoprazole – a new-generation proton pump inhibitor. Prz Gastroenterol.
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