what medicine is used for colonoscopy
Meperidine, also known as Demerol, is a narcotic pain reliever used to treat mild to moderate pain. According to Drugs.com, meperidine belongs to a class of medications known as narcotic pain relievers. Meperidine is used during a colonoscopy to cause drowsiness and relaxation. Common side effects of meperidine include drowsiness, dizziness, slowed breathing, weakness, fainting and constipation.