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Educational use only. Not a substitute for clinical judgment. Always verify independently.
NPO Clearance Timer
ASA fasting guidelines: when is a patient cleared based on last intake type and time?
What did they eat?
5 hr 59 min
Cleared at 07:37 PM
Based on ASA 2023 Practice Guidelines for Preoperative Fasting. For healthy patients undergoing elective procedures. Gastroparesis, obesity, diabetes, or emergencies may require longer fasting.
Updated 2026-04-20Report an error