Birth Control Calculator

Estimate the total, yearly, and monthly cost of a birth control method from its per-refill price, refills per year, and any one-time upfront cost.

Quick Facts

Formula
Total = upfront + (cost per refill x refills/year x years)
Average cost per year = total / years; per month = year / 12.

Your Results

Calculated
Total cost
-
Over the full time horizon
Cost per year
-
Total spread across the years
Cost per month
-
Average monthly spend
Recurring cost / year
-
Ongoing spend, excludes upfront

Ready

Enter your method's costs and time horizon, then calculate.

About the Birth Control Cost Calculator

This calculator estimates what a birth control method actually costs you over time by combining its recurring price with any one-time upfront charge. It multiplies the cost per refill by how many refills you buy per year, extends that across your chosen time horizon, adds the upfront cost, and reports the total plus the average yearly and monthly spend.

The formula

The math is straightforward arithmetic:

  • Recurring cost per year = cost per refill x refills per year.
  • Total cost = upfront cost + (recurring cost per year x number of years).
  • Average cost per year = total cost / number of years.
  • Average cost per month = average cost per year / 12.

Spreading the one-time upfront cost across the whole horizon is what makes methods comparable. A method with a high upfront charge but no monthly cost can work out cheaper per month than a low-priced monthly method once you look at it over several years.

Choosing your inputs

  • Cost per refill - the price you actually pay each time (your copay or the cash price for a pack of pills, a box of condoms, a ring, or a shot).
  • Refills per year - how many times you pay in a year: 12 for a monthly pack, 4 for a quarterly shot, 1 for an annual supply.
  • Upfront cost - one-time charges such as an office visit, an exam, or a device and its insertion (for example an IUD or implant). Enter 0 if there is none.
  • Time horizon - how many years to evaluate. Match it to how long you expect to use the method, or to a device's lifespan, so front-loaded and pay-as-you-go options compare fairly.

What the numbers do and do not include

The result is a cost estimate only. It reflects the prices you enter and does not account for insurance changes, manufacturer coupons, sales tax, or how effective or medically suitable a method is for you. Cost is one factor among several; effectiveness, side effects, and fit for your health are separate questions.

When to consult a professional

Use these figures for budgeting and comparison, not as medical guidance. For help choosing a method that suits your health, and for accurate pricing under your insurance, talk with a licensed healthcare provider or pharmacist.

Frequently Asked Questions

How does the calculator work out the total cost?
It multiplies the cost per refill by the refills per year to get your recurring yearly cost, multiplies that by the number of years, then adds the one-time upfront cost. The total is divided by the number of years and by 12 to give the average yearly and monthly figures.
Why does the time horizon change the monthly cost?
The one-time upfront cost is spread across every month in the horizon. A longer horizon divides that upfront charge over more months, lowering the average monthly cost. That is why a high-upfront method such as an IUD can be inexpensive per month when used over several years.
Does the estimate include insurance, coupons, or effectiveness?
No. It uses only the prices you enter, so any insurance copay, discount coupon, or sales tax should be reflected in those values. The tool does not judge how effective or medically appropriate a method is; cost is only one part of that decision.

Related calculators