Dr. Daniel Gay social preview thumbnailDr. Daniel Gay, DO, FACOS
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Dr. Daniel Gay, DO, FACOS
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Boise colonoscopy preparation

Colonoscopy Preparation

Follow the exact instructions provided by Dr. Gay’s office. A complete bowel preparation helps make the examination clear, accurate, and safe.

Shopping list

Over-the-counter items to purchase

01

Dulcolax

Four tablets with bisacodyl as the active ingredient.

02

MiraLAX

One 238-gram bottle. Generic is acceptable.

03

Gatorade

64 ounces. Do not choose red- or purple-colored flavors.

Five days before

Medication and diet preparation

  • Stop anti-inflammatory medications including aspirin, ibuprofen, Motrin, Aleve, naproxen, and similar medicines unless your care team tells you otherwise.
  • Tylenol (acetaminophen) may be used in place of anti-inflammatory medications.
  • Contact the office for instructions about Coumadin, Plavix, Xarelto, or any other blood thinner if instructions have not already been provided.
  • Stop fiber supplements including Metamucil, Citrucel, Benefiber, Fiber Choice, and flax seeds.
  • If you use insulin, contact the office for instructions if they were not already discussed.
  • Call the office with any question about which medications to take or hold.
One day before

Clear liquids and bowel preparation

Clear liquids only. Avoid red or purple products and all dairy products. Drink plenty of permitted clear liquids to reduce hunger and dehydration.

10:00 a.m.

Take two Dulcolax tablets. Intestinal cramping and stooling may begin afterward.

3:00 p.m.

Take the other two Dulcolax tablets.

5:00 p.m.

Mix the entire 238-gram bottle of MiraLAX into 64 ounces of Gatorade. Drink 8 to 10 ounces every 10 to 15 minutes until it is gone. If nausea develops, slow to one glass every 20 to 25 minutes.

You may continue clear liquids until six hours before your procedure unless your care team gives different instructions.

Procedure day

Before you leave home

  • Take usual prescribed medications with small sips of water unless instructed otherwise.
  • Bring a current medication list with doses.
  • You may not drive after sedation. Arrange for a responsible adult to take you home.
  • Call the office if you cannot complete the preparation or have medication questions.
Patient resource

Colonoscopy preparation guide

American College of Surgeons: MiraLAX Colonoscopy Preparation Form
Frequently searched questions

More Questions About Colonoscopy Preparation

What is Colonoscopy Preparation?

Colonoscopy Preparation refers to the condition, evaluation, or procedure described on this page. A consultation helps clarify the diagnosis and which options fit an individual patient's health and goals.

What symptoms or concerns are associated with Colonoscopy Preparation?

Symptoms and concerns vary by patient and by the underlying condition. New, persistent, worsening, or activity-limiting symptoms should be evaluated by a qualified clinician.

When should I see a surgeon about Colonoscopy Preparation?

Consider a surgical consultation when symptoms persist, a diagnosis has been made, nonsurgical care has not helped, or you want to understand whether a procedure may be appropriate.

How is Colonoscopy Preparation evaluated?

Evaluation usually includes a medical history and physical examination. Imaging, laboratory testing, endoscopy, pathology, or other studies may be recommended depending on the concern.

What treatment options are available for Colonoscopy Preparation?

Options may include observation, symptom management, office-based treatment, minimally invasive surgery, or open surgery. The safest choice depends on the diagnosis, severity, and overall health.

Does Colonoscopy Preparation always require surgery?

Not always. The need for surgery depends on symptoms, risks, test results, expected benefits, and patient preferences. A surgeon can explain reasonable alternatives.

How should I prepare for a consultation about Colonoscopy Preparation?

Bring a medication list, relevant imaging and reports, prior operative records, and a summary of symptoms. Write down questions and tell the office about blood thinners, allergies, and prior anesthesia concerns.

What is recovery like after treatment for Colonoscopy Preparation?

Recovery varies with the treatment performed and the patient's health, work, and activity demands. Instructions commonly address pain control, wound care, diet, movement, lifting, and follow-up.

What are the possible risks of treatment for Colonoscopy Preparation?

Potential risks vary by treatment and can include bleeding, infection, pain, injury to nearby structures, anesthesia complications, delayed healing, or recurrence. Individual risks should be reviewed before treatment.

When is Colonoscopy Preparation an emergency?

Seek urgent medical care for severe or rapidly worsening pain, persistent vomiting, heavy bleeding, fainting, fever with worsening symptoms, inability to pass stool or gas, or another sudden concerning change.