U.S., Jan. 24 -- ClinicalTrials.gov registry received information related to the study (NCT07361731) titled 'Evaluating the Feasibility, Acceptability, and Preliminary Outcomes of Heart Rate Variability Biofeedback for Individuals With Opioid Use Disorder.' on Dec. 20, 2025.

Brief Summary: The goal of this clinical trial is to evaluate the feasibility, acceptability, and preliminary outcomes of a heart rate variability biofeedback (HRVB) intervention among adults with opioid use disorder (OUD) receiving residential treatment. The study aims to learn whether HRVB can be implemented successfully in this setting and whether it may help participants manage stress, emotional regulation, and cravings.

The main questions this study aims to answe...