Before a colonoscopy, the patient will be instructed to:

• Follow a special diet the day before the exam that will include only clear liquids like plain water, tea and coffee without milk or cream, broth and carbonated beverages. 
• Take a laxative the night before colonoscopy or use the laxative both the night before and the morning of the procedure to empty the colon.
• Adjust or stop medications temporarily at least a week before the procedure

After a colonoscopy, the patient will be instructed to:

• Take rest for a day till the full effects of the sedative wear off. Do not drive or operate machinery on the day of colon examination. 
• Arrange someone to drive back to the patient’s home.
• To eat a special diet temporarily in case of polyp removal.
• To walk as walking helps in getting relief from bloating, gas and abdominal discomfort.
• Consult the doctor immediately in case of bleeding or blood clots or persistent abdominal pain or a fever.