目的研究注射用兰索拉唑对健康受试者胃内24 h pH值的影响。方法选择健康志愿者20例,男女各10例,按随机数字表法分为试验组和对照组,每组10例。pH值测定电极入胃测定胃内pH基础值后立即静脉给药,试验组静脉滴注兰索拉唑30 mg,对照组静脉滴注等量0.9%氯化钠溶液,然后测定胃内24 h pH值。结果试验组静脉给药结束后胃内pH值开始出现明显升高(P<0.05)。给药结束至24 h,试验组胃内
An ultra-performance liquid chromatography quadrupole time of flight mass spectrometry(UPLC-qTOF-MS/MS) method was developed and validated for the simultaneous