RT Book, Section A1 Sumski, Jessica A1 Arwari, Kelly A1 Lutzker, Tanya A2 Freeman, Brian S. A2 Berger, Jeffrey S. SR Print(0) ID 1102568472 T1 Postoperative Pain Relief: Routes T2 Anesthesiology Core Review: Part One Basic Exam YR 2014 FD 2014 PB McGraw-Hill Education PP New York, NY SN 9780071821377 LK accessanesthesiology.mhmedical.com/content.aspx?aid=1102568472 RD 2024/11/01 AB Route of administration is one of the determinants of effective postoperative analgesia. Each route has risks and benefits described below. The most widely used are intravenous and oral due to their greater predictability and ease of delivery. Other methods of treatment may become important when standard routes of administration are not available.