Nexium mups 20mg drug with the main ingredient is the active ingredient esomeprazole with proton pump inhibitor effect, indicated for each subject in cases of gastroesophageal reflux disease and primary peptic ulcer disease. patients using NSAIDs. At the same time, this is a drug that has the effect of preventing re-bleeding after endoscopic treatment of acute bleeding due to peptic ulcer, anti-gastric secretion when oral therapy does not respond.