- Conditions
- Anesthesia, Sedation, Monitored Anesthesia Care, Procedure, Surgery, Day, Surgery, Surgery Scheduled, Fasting Before Operation, Aspiration; Gastric Contents, Anesthesia
- Interventions
- Preoperative fasting
- Other
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- Not listed
- Enrollment
- 1,200,000 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2030
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced May 22, 2026, 12:10 AM EDT