Original Investigation

Duration of Medication Use for Opioid Use Disorder and Risk of Postpartum Overdose and Death

JAMA Network Open 10.1001/jamanetworkopen.2026.37214

October 02, 2026 at 11:00 AM EDT

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Longer duration of MOUD receipt during pregnancy and early post partum was associated with lower risk of overdose or death in the first year post partum, underscoring the importance of supporting continuous MOUD treatment during this period.

Corresponding Author: Ashley A. Leech, PhD, MS, Department of Health Policy, Vanderbilt University School of Medicine, 2525 West End Ave, Nashville, TN 37203 (ashley.leech@vanderbilt.edu).

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