What should I expect before a colonoscopy?

Dr. Mehmet Oz, MD
Cardiology (Cardiovascular Disease)

Colon cancer is one of the most common cancers in the U.S. and used to be one of the most deadly. But if it’s caught early, colon cancer actually is curable, and the treatment is relatively easy. A colonoscopy is the most involved test, but the good news is that people with an average risk for colon cancer only have to do it every 10 years. Make an appointment now and be done for a decade. 

Before the exam, instructions often require a special diet and laxatives to help clear out the colon; an enema also may be necessary before the procedure. This exam prerequisite is the part that most folks dislike.


Continue Learning about Colonoscopy

What are some easy colonoscopy options?
Dr. Michael Roizen, MDDr. Michael Roizen, MD
Noninvasive colonoscopy screenings are just a prescription away, so listen up you reluctant 40% ...
More Answers
Is colonoscopy safe?
David Greenwald, MDDavid Greenwald, MD
Colonoscopy is very safe when performed by specially trained doctors with experience performing the ...
More Answers
Who Should Get a Colonoscopy?
Who Should Get a Colonoscopy?
Why Do I Need a Colonoscopy Only Every 10 Years?
Why Do I Need a Colonoscopy Only Every 10 Years?

Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.