Omeprazole Proton Pump Inhibitor(PPI) 质子泵抑制剂 A proton pump inhibitor used in the treatment of peptic ulcer disease(PUD),gastroesophageal reflux disease (GORD/GERD),laryngopharyngeal reflux(LPR)and Zollinger-Ellison syndrome. A weak base that enters parietal cells easily,has short serum half-life,long duration of action,and highly effective. A prodrug that is activated in low pH (applies to all PPIs).Omeprazole A proton pump inhibitor used in the treatment of peptic ulcer disease (PUD), gastroesophageal reflux disease (GORD/GERD), laryngopharyngeal reflux (LPR) and Zollinger–Ellison syndrome. A weak base that enters parietal cells easily, has short serum half-life, long duration of action, and highly effective. A prodrug that is activated in low pH (applies to all PPIs). Proton Pump Inhibitor (PPI) 质子泵抑制剂