FLUID CALCULATOR
Name    Select patient age from the dropdown box: 
 
Date Printed    kg  
If patient weight is known, enter it here: kg
NOTE: It is the clinician's responsibility to double check patient age and weight before prescribing fluid.
A patient's clinical condition may require a fluid regimen different to the calculated rate.
Please consult a senior clinician for advice as required.
                           
Estimate Patient's Level of Dehydration 
%
Rehydrate over a period of 
hours
kg:
Daily Maintenance Fluid Requirement is: ml
ml
To rehydrate over hours:
Run Fluid Rate at:  mL/hour
Assessment of Level of Dehydration
Mild (<3%) Moderate (4-6%) Severe (7-10%)
No physical signs Dry mucous membranes Increasingly marked signs from moderate group PLUS
Reduced urine output Decreased peripheral perfusion (cool, mottled, pale peripheries, CRT>2 sec)
OR Tachycardia
Sunken eyes
Thirst Diminished skin turgor Anuria
Dry mucous membranes Altered neurological status (drowsiness, irritaility) Hypotension
Reduced urine output Circulatory collapse