Fluid Maintenance Calculator 💧
IV fluid maintenance calculator based on NICE CG174 weight-based rates. Estimate daily volume and hourly rate for adult inpatients.
Fluid Maintenance Calculator
NICE CG174 Guidelines for maintenance fluid requirements
Instructions
Enter the patient's weight to calculate maintenance fluid requirements according to NICE CG174 guidelines. Always check for contraindications (heart failure, renal impairment) and adjust for ongoing losses.
Why use it
- Estimates maintenance IV fluid requirements from weight (NICE CG174 / Holliday-Segar style banding).
- Does not replace clinical assessment of resuscitation need, ongoing losses, or fluid overload. Adjust for cardiac / renal failure and elderly patients.
Related NICE guidance
NICENICE CG174 — Intravenous fluid therapy in adults in hospital (updated May 2017)
Full guidance on nice.org.uk. BetterCall is not endorsed by NICE.
Educational reference only. Medical disclaimer