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Insulin Sliding Scale
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Insulin Sliding Scale
, Correctional Insulin Dosing
General
Use this sliding scale as an example only
Adjust per patient weight and activity or
Disability
Type I Diabetes Mellitus
= 0.6 - 0.7 u/kg/d
Type II Diabetes Mellitus
= 0.3 u/Kg/d
Disadvantages
Sliding Scale
Insulin
Reactive approach to
Blood Sugar
control
Delays
Insulin
until
Hyperglycemia
appears
Does not meet
Basal insulin
requirements
Promotes large swings in
Glucose
control
Protocol
Summary
Cover as units per
Glucose
50 mg/dl over 150 mg/dl
Adjust per condition
Lower doses
Low weight patient with
Type I Diabetes Mellitus
Renal Failure
(
Insulin
50% renal excreted)
Higher dose
Large patient with
Type II Diabetes Mellitus
Corticosteroid
use
Sepsis
or severe illness
Protocol 1
Based on
Insulin
sensitivity
Basal insulin
should not be eliminated
Applies even to those not eating
Lantus
should be continued at usual dose
NPH Insulin
AM dose: 50% of usual dose
PM dose: 100% of usual dose
Estimate sensitivity using "rule of 1800"
BG change per unit
Insulin
= 1800/total
Insulin
daily
Example of 60 units/day: 1 unit drops BG 30 mg/dl
Protocol (uses rapid acting
Insulin
, e.g.
Lispro
)
Goal
Blood Glucose
is <150
Using sensitivity, how many units to drop 50 mg/dl
For example above, ~1 unit to drop BG 50 mg/dl
BG 150-199: 1 unit
Bolus Insulin
(regular or RA)
BG 200-249: 2 units
Bolus Insulin
BG 250-299: 3 units
Bolus Insulin
BG 300-349: 4 units
Bolus Insulin
BG Over 350: 5 units
Bolus Insulin
Add in coverage for meal intake
Based on per
Carbohydrate
when
Glucose
>60 mg/dl
Use for
Type I Diabetes
, consider for Type II
Add to sliding scale coverage above
Add 1 unit
Insulin
per
Carbohydrate
Example: For 3
Carbohydrate
meal, add 3 units
Protocols
Sliding Scales (contact provider if maximum
Glucose
is exceeded)
Very low schedule (
Insulin
-sensitive)
BG 150-199: 0.5 unit
Bolus Insulin
(regular or rapid-acting)
BG 200-249: 1 units
Bolus Insulin
BG 250-299: 1.5 units
Bolus Insulin
BG 300-349: 2 units
Bolus Insulin
BG Over 350: 2.5 units
Bolus Insulin
Low schedule
BG 150-199: 1 unit
Bolus Insulin
(regular or rapid-acting)
BG 200-249: 2 units
Bolus Insulin
BG 250-299: 3 units
Bolus Insulin
BG 300-349: 4 units
Bolus Insulin
BG Over 350: 5 units
Bolus Insulin
Medium schedule
BG 150-199: 1 unit
Bolus Insulin
(regular or rapid-acting)
BG 200-249: 3 units
Bolus Insulin
BG 250-299: 5 units
Bolus Insulin
BG 300-349: 7 units
Bolus Insulin
BG Over 350: 8 units
Bolus Insulin
High schedule (
Insulin
-resistant)
BG 150-199: 2 unit
Bolus Insulin
(regular or rapid-acting)
BG 200-249: 4 units
Bolus Insulin
BG 250-299: 7 units
Bolus Insulin
BG 300-349: 10 units
Bolus Insulin
BG Over 350: 12 units
Bolus Insulin
References
Schnipper (2009) J Hosp Med 4(1): 16-27 [PubMed]
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