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.
â¢ Most providers recommend a clear liquid diet a day before your colonoscopy. â¢ A low fiber diet is often allowable for breakfast and lunch a day before your colonoscopy in. some patients and as long as you follow the split-dose instructions. You still have to be on a. clear liquid diet for dinner.