TY - CHAP M1 - Book, Section TI - Opioid Use Disorders A1 - I. Colella, Merry A1 - Li, Yunping A2 - Hess, Philip E. A2 - Li, Yunping A2 - Kowalczyk, John J. A2 - Stiles, Justin K. PY - 2023 T2 - Obstetric Anesthesia: Quick References & Practical Guides AB - Substance use in pregnancy has escalated in recent years. Opioid-dependent patients frequently have severe postoperative pain due to opioid-induced hyperalgesia or tolerance.1 Chronic use of either buprenorphine or methadone can result in these states. SN - PB - McGraw Hill CY - New York, NY Y2 - 2024/10/10 UR - obgyn.mhmedical.com/content.aspx?aid=1199673560 ER -