No single lead to has been found for ulcers. Even so, it is now clear that an ulcer would be the end result of an imbalance among digestive fluids in the stomach and duodenum. Ulcers is usually brought on by:
Infection having a type of bacteria named Helicobacter pylori (H. pylori)
Use of painkillers called nonsteroidal anti-inflammatory drugs (NSAIDs), like aspirin, naproxen (Aleve, Anaprox, Naprosyn, and other folks), ibuprofen (Motrin, Advil, Midol, and other folks), and lots of other people offered by prescription. Even aspirin coated using a specific substance can nevertheless trigger ulcers.
Excess acid production from gastrinomas, tumors in the acid creating cells from the stomach that increases acid output; witnessed in Zollinger-Ellison syndrome.