Deep sedation occurs frequently during elective endoscopy with meperidine and midazolam.
Patel S, Vargo JJ, Khandwala F, Lopez R, Trolli P, Dumot JA, Conwell DL, Zuccaro G. Deep sedation occurs frequently during elective endoscopy with meperidine and midazolam. Am J Gastroenterol. 2005 Dec; 100(12):2689-95.