Peptic ulcer is caused by stress, spicy diet, bacteria (H Pylori, smoking and painkillers. The patient with peptic ulcer can have severe pain before or after food intake. It is detected by endoscopy. With medical treatment, peptic ulcers can reverse completlely. Peptic ulcer can cause serious problems such as perforation or bleeding or obstruction, which then requires emergency endoscopy or surgery, based on the nature of the problem.