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Calcimator

Desensitization Protocol Calculator

Dose escalation schedule for drug or allergen desensitization.

Inputs

Results

Starting dose (mg)

0.1

Total steps12
Total duration (hours)3
Cumulative dose (mg)1,665
Mild reaction risk (%)30%
Severe reaction risk (%)5%
How to Use This Calculator
  1. Enter Target dose (mg), Starting dilution factor, and Steps per dilution.
  2. Set Step interval (minutes).
  3. Review the Starting dose (mg) result.
  4. Use Total steps and Total duration (hours) to inform your decision.

How the result changes with Starting dilution factor

Starting dilution factorStarting dose (mg)
1,0010.1
3,5010.03
6,5000.02
9,0000.01

What each input means

Target dose (mg)
Full therapeutic dose to be achieved (mg).
Starting dilution factor
Initial dilution (e.g. 1000 = start at 1/1000 of target dose).
Steps per dilution
Number of dose doublings within each dilution solution.
Step interval (minutes)
Time between dose escalation steps.

What each result means

Starting dose (mg)
Initial dose at the most dilute concentration.
Total steps
Number of dose escalation steps in the protocol.
Total duration (hours)
Estimated total protocol duration.
Cumulative dose (mg)
Total drug administered during the protocol.
Mild reaction risk (%)
Estimated risk of mild hypersensitivity reaction.
Severe reaction risk (%)
Estimated risk of severe/anaphylactic reaction.

How this is calculated

Worked example, using the default values

  1. Identify Input Parameters
    4 parameters
    Target dose (mg) = 100, Starting dilution factor = 1000, Steps per dilution = 3, Step interval (minutes) = 15 = 4 input(s) provided
  2. Calculate Starting dose
    Starting dose
    0.1 = 0.1
  3. Calculate Total duration
    Total duration
    3 = 3

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