Dexlansoprazole (DSP) is a proton pump inhibitor, it used to treat GERD and ulcer colitis. DSP works by decreasing the volume of acid in stomach. an acid-labile medication that may be destroyed stomach's acidic pH. A coating technique was postpone drug release stomach, which can extend pharmacological activity. Shellac develop sustain tablet dexlansoprazole as retardation (dexlansoprazole) obse...