Examples include heroin, hydrocodone, and hydromorphone. Fully synthetic opioids are not derived from an opiate but still bind the opioid receptor. Examples include fentanyl and methadone [2]. Opioids are often used medically for pain relief but are also used non-medically for their psychoactive and euphoric effects.
A clear liquid diet on the day before your colonoscopy helps clear out your intestines, as well as helping to maintain your hydration.
TWO-THREE Days BEFORE THE COLONOSCOPY - Do not eat beans, peas, corn, nuts, popcorn, okra, or tomatoes 2-3 days prior to your colonoscopy, as the seeds of these foods may adhere to the intestinal wall and may not flush out with bowel prep (start now if your colonoscopy is scheduled within the next 3 days). - Start drinking extra fluids to help prepare for colonoscopy.