# A Study of MK-6552 in Sleep Deprived Healthy Participants (MK-6552-003)

> **NCT06619665** · PHASE1 · COMPLETED · sponsor: **Merck Sharp & Dohme LLC** · enrollment: 18 (actual)

## Conditions studied

- Healthy
- Narcolepsy

## Interventions

- **DRUG:** MK-6552
- **DRUG:** MK-6552 placebo
- **DRUG:** Modafinil
- **DRUG:** Modafinil placebo

## Key facts

- **NCT ID:** NCT06619665
- **Lead sponsor:** Merck Sharp & Dohme LLC
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2024-03-19
- **Primary completion:** 2024-07-16
- **Final completion:** 2024-07-16
- **Target enrollment:** 18 (ACTUAL)
- **Last updated:** 2024-10-01


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06619665

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06619665, "A Study of MK-6552 in Sleep Deprived Healthy Participants (MK-6552-003)". Retrieved via AI Analytics 2026-07-26 from https://api.ai-analytics.org/clinical/NCT06619665. Licensed CC0.

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