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Calcimator

Generic Equivalent Finder Calculator

Compare the cost of brand-name medications vs their generic equivalents to see how much you can save.

Total Savings

$135.00

Percent Saved

90%

Inputs

$
$
days

Comparison

Brand Name Total

$150.00

Generic Total

$15.00

Projected Annual Savings

$1,642.50

How to Use This Calculator
  1. Enter the Brand Name Cost Per Pill in dollars — check your pharmacy receipt or GoodRx for the brand price.
  2. Enter the Generic Cost Per Pill — available from GoodRx, your pharmacy, or generic price lists.
  3. Enter Pills Per Day (your prescribed dose) and Days Supply (typically 30 or 90 days).
  4. Review Total Savings for this fill period, Percent Saved (%), and Projected Annual Savings.
  5. Use these numbers when discussing a generic switch with your pharmacist or prescriber to confirm therapeutic equivalence.

How the result changes with Brand Cost Per Pill

Brand Cost Per PillTotal SavingsPercent Saved
$50.00$1,485.0099%
$175.00$5,235.0099.7%
$325.00$9,735.0099.8%
$450.00$13,485.0099.9%

What each input means

Brand Cost Per Pill
Cost per pill for the brand-name medication.
Generic Cost Per Pill
Cost per pill for the generic equivalent medication.
Pills Per Day
Number of pills taken per day.
Days Supply
Number of days in your prescription supply.

How this is calculated

Worked example, using the default values

  1. Identify Input Parameters
    4 parameters
    Brand Cost Per Pill = 5, Generic Cost Per Pill = 0.5, Pills Per Day = 1, Days Supply = 30 = 4 input(s) provided
  2. Calculate Total Savings
    Total Savings
    135 = $135
  3. Calculate Percent Saved
    Percent Saved
    90 = 90%
  4. Calculate Brand Name Total
    Brand Name Total
    150 = $150
  5. Calculate Generic Total
    Generic Total
    15 = $15

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