ActiveNANCT06640023

The Study in Outpatient Medicine Using Nudges to Improve Sleep: The SOMNUS Trial

Sponsor: University of Southern California

Trial Details

Condition	Inappropriate Prescribing
Intervention	Z-drug Default Quantity; Redirection + Accountable Justification
Phase	NA
Status	Active
Participants	444
Est. Completion	1 June 2027
Last Updated	26 June 2026

Primary Outcome

Z-drug pill count

Eligibility Criteria

Inclusion Criteria

Inclusion Criteria: * Outpatient primary care clinician at Northwestern Medicine Exclusion Criteria: * Clinician participated in pilot study * Clinician-investigator for this trial * Visit involves patient with ICD-10 F31.X diagnosis code (bipolar disorder) present in the last year or on active problem list

Trial Sites

Countries

United States

View Registry Entry

Related Analysis

SOMNUS Trial: Can EHR Nudges Curb Inappropriate Z-Drug Prescribing in Primary Care? A Behavioural Intervention Study Clinicians Should Know

The SOMNUS Trial is testing whether simple EHR-embedded nudges — including a default pill quantity reduction and an accountable justification alert — can reduce inappropriate Z-drug prescribing in primary care. With 444 clinician-participants enrolled at Northwestern Medicine, this behavioural intervention study could offer a scalable blueprint for systems-level prescribing reform. Results are anticipated by 2027–2028.

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