- Conditions
- Autonomous Cortisol Secretion, Mild Autonomous Cortisol Secretion (MACS)
- Interventions
- Metyrapone
- Drug
- Lead sponsor
- Mayo Clinic
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 30 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2028
- U.S. locations
- 1
- States / cities
- Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 21, 2025 · Synced May 22, 2026, 12:50 AM EDT