A sore that develops on the lining of the oesophagus, stomach or small intestine.

Ulcers occur when stomach acid damages the lining of the digestive tract. Common causes include the bacteria H. Pylori and anti-inflammatory pain relievers including 

The most common symptom of a stomach ulcer is a burning or gnawing pain in the centre of the tummy (abdomen). But stomach ulcers aren't always painful and some people may experience other symptoms, such as indigestion, heartburn and acid reflux and feeling sick.

Left untreated, peptic ulcers can result in: Internal bleeding. Bleeding can occur as slow blood loss that leads to anemia or as severe blood loss that may require hospitalization or a blood transfusion. Severe blood loss may cause black or bloody vomit or black or bloody stools.

Stomach ulcers are usually caused by Helicobacter pylori (H. pylori) bacteria or non-steroidal anti-inflammatory drugs (NSAIDs). These can break down the stomach's defence against the acid it produces to digest food. The stomach lining then becomes damaged causing an ulcer to form.

Treatment

Antibiotic medications to kill H. pylori. ...

Medications that block acid production and promote healing. ...

Medications to reduce acid production. ...

Antacids that neutralize stomach acid. ...

Medications that protect the lining of your

This is a bacterial infection. Acids from the foods we eat can make the pain and discomfort worse. Long-term use of aspirin or anti-inflammatory medicines (ibuprofen) are also a common cause of ulcers. Stress and spicy foods can make an ulcer worse.

Apples, pears, oatmeal, and other foods that are high in fiber are good for ulcers in two ways. Fiber can lower the amount of acid in your stomach while easing bloating and pain. Research has also shown that a diet rich in fiber may help prevent ulcers.

Pain may then occur two to five hours after eating, especially after dinner when there are often hours between meals. With either type of ulcer, symptoms can last for minutes to hours and often come and go for several days or weeks.