Ulcer
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An open sore on an external or internal surface of the body,caused by a break in the skin or mucous membrane which is difficult to heal.ulcers range from small, painful sores in the mouth to bedsores and serious lesion's of the stomach or intestine.

The stomach produces a strong acid to help digest food and protect against microbes.
To protect the tissues of the body from this acid,it also secretes a thick layer of mucus.if the mucus layer worn away and stops functioning effectively,the acid can damage the stomach tissue, causing an ulcer.

An estimated one in every ten people in Western countries will have an ulcer in the stomach or small intestine at some point in their lives.stomach ulcer are relatively easy to cure,but they can cause significant problems if left untreated.

Symptoms

Pains in the main symptom of a stomach ulcer, either around the stomach or slightly higher up.

Other symptoms include

Dyspepsia
Nausea
Vomiting
Weight loss
Burping.
Stomach ulcer symptoms.often change overtime and can be difficult to spot.

Treatment of Ulcer

If the doctor thinks there is a stomach ulcer,they may try to remove the cause by:
*Changing the type of painkiller if the cause is thought to be NSAIDs
*Trying the"test-and-treat" approach if the cause is thought to be H.pylori bacteria.

Once the cause have been removed,the symptoms of stomach ulcer can be treated by protecting the ulcer from acid while it heals.drugs a doctor could prescribe include:
*Proton pump inhibitors (ppi) that blocks acid producing cells.
*H2 - receptor antagonists, which prevent the stomach from producing excess acid
Etc.