RT Book, Section A1 Borrelli, Maria C. A2 Hess, Philip E. A2 Li, Yunping A2 Kowalczyk, John J. A2 Stiles, Justin K. SR Print(0) ID 1199673919 T1 NPO Guidelines T2 Obstetric Anesthesia: Quick References & Practical Guides YR 2023 FD 2023 PB McGraw Hill PP New York, NY SN 9781264671465 LK obgyn.mhmedical.com/content.aspx?aid=1199673919 RD 2024/11/07 AB NPO means “nothing by mouth”, from the Latin nil per os. Our guidelines for food intake during labor have integrated the recommendations from the American Society of Anesthesiologists practice guidelines for obstetric anesthesia and the Society for Obstetric Anesthesia and Perinatology task force.1–3