# The Clinical Utility of Measuring the Circadian Clock in Treatment of Delayed Sleep-Wake Phase Disorder

> **NCT03715465** · PHASE3 · COMPLETED · sponsor: **University of Michigan** · enrollment: 44 (actual)

## Conditions studied

- Delayed Sleep Phase Syndrome

## Interventions

- **DRUG:** Melatonin 0.5 MG
- **OTHER:** Dim Light Melatonin Onset (salivary)

## Key facts

- **NCT ID:** NCT03715465
- **Lead sponsor:** University of Michigan
- **Sponsor class:** OTHER
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2019-02-15
- **Primary completion:** 2021-11-05
- **Final completion:** 2021-11-05
- **Target enrollment:** 44 (ACTUAL)
- **Last updated:** 2022-11-25

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03715465

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03715465, "The Clinical Utility of Measuring the Circadian Clock in Treatment of Delayed Sleep-Wake Phase Disorder". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT03715465. Licensed CC0.

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