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H Pylori (Helicobacter Pylori) Infection

Medically reviewed by Drugs.com. Last updated on Apr 6, 2025.

AMBULATORY CARE:

What you need to know about a Helicobacter pylori (H. pylori) infection:

H. pylori bacteria infect the lining of the stomach and upper intestine. People are usually infected with the bacteria as children but do not have symptoms until they are adults.

Digestive Tract

Signs and symptoms of an H. pylori infection:

Most people who are infected with H. pylori do not develop symptoms. If you do, your symptoms may come and go and last for minutes or hours. You may feel better for a short time after you eat food or take medicine. You may have any of the following:

Seek care immediately if:

Call your doctor or gastroenterologist if:

Treatment:

It is important to treat the infection. H. pylori may lead to changes in the cells of your esophagus or stomach. The cells are changed into intestine cells. This is a condition called intestinal metaplasia that increases your risk for cancer of the esophagus or stomach. The following are often used together to treat an infection:

Treatment options

The following list of medications are related to or used in the treatment of this condition.

View more treatment options

Prevent or manage an H. pylori infection:

Follow up with your doctor or gastroenterologist as directed:

You may need more tests after treatment to see if your infection is gone. You may also need different antibiotics to treat the infection. Write down your questions so you remember to ask them during your visits.

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The above information is an educational aid only. It is not intended as medical advice for individual conditions or treatments. Talk to your doctor, nurse or pharmacist before following any medical regimen to see if it is safe and effective for you.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.