Oxygen therapy is a method of passing extra oxygen to the lungs. It is done to increase the level of oxygen in your blood.
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Oxygen therapy is needed when you cannot get enough oxygen breathing normal air. It is most often needed because of a health problem or injury. Some common reasons that people need oxygen therapy include:
Oxygen therapy is very safe. There is an increased risk of fire around oxygen but basic steps will help avoid this:
Oxygen therapy is only given if you have low oxygen levels in your blood. Your doctor will measure your blood oxygen levels. This can be done with a quick scan on your fingers.
A prescription for oxygen will be needed. The prescription will include:
Oxygen therapy is most often given with a nasal cannula or a facemask. A nasal cannula is a tube that is put just under your nostrils. If you have a stoma, oxygen can also be given through a tube directly to the stoma.
Oxygen may be delivered through one of three systems:
The amount of oxygen therapy is based on your condition. It may be needed for a few hours a day or 24 hours a day.
Oxygen therapy is painless.
American Lung Association
Children's Physician Network
Bateman NT, Leach RM. ABC of oxygen. BMJ. 1998;317:798-801.
Bailey RE. Home oxygen therapy for treatment of patients with chronic obstructive pulmonary disease. Am Fam Physician. 2004;70(5). Available at http://www.aafp.org/afp/2004/0901/p864.html.
Oxygen therapy. American thoracic society website. Available at: http://patients.thoracic.org/information-series/en/resources/oxygen-therapy.pdf. Accessed December 13, 2013.
Supplemental oxygen. American Lung Association website. Available at: http://www.lung.org/lung-disease/copd/living-with-copd/supplemental-oxygen.html. Accessed December 13, 2013.
Last reviewed December 2013 by Marcin Chwistek, MD
Please be aware that this information is provided to supplement the care provided by your physician. It is neither intended nor implied to be a substitute for professional medical advice. CALL YOUR HEALTHCARE PROVIDER IMMEDIATELY IF YOU THINK YOU MAY HAVE A MEDICAL EMERGENCY. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with any questions you may have regarding a medical condition.
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