@ 위산 조절 -Basal 상태: Ach, Histamine -Stimulated 상태: Gastrin -Prostaglandin은 오히려 위산 억제 @ Antacids -중화, 약간의 mucosal defense -Magnesium hydroxide, Aluminum hydroxide 등 hydroxide계열 많이 먹음 @ Proton-pump inhibitors -omeprazole, rabeprazole -irreversible proton pump inhibition -short half-life, long duration @ H, pylori infected ulcer à Triple therapy -PPI + Clarithromycin + Amoxicillin (b.i.d. 2주) (+)Qua..