Medication cost estimator

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Calculate monthly, quarterly and annual costs for one or more medications. Compare brand vs generic prices, factor in insurance copays, and see your total annual medication spend across all prescriptions.

Medication cost estimate
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Prescription drug costs: what you can actually control

The average American on a chronic medication spends $1,200 or more per year on prescriptions. For patients on 3 or more chronic medications, that number climbs fast, and it's part of a bigger trend: CMS's national health expenditure data shows prescription drug spending has been growing faster than overall healthcare spending in most recent years. Most of that cost is negotiable - if you know which levers to pull.

Generic vs brand: the single biggest lever

Generic medications contain the same active ingredient at the same dose as their brand-name equivalent. The FDA requires them to be bioequivalent - meaning they work the same way. They're cheaper because manufacturers don't bear the cost of original clinical trials. The savings are real: brand-name atorvastatin (Lipitor) costs $180-250 per month. Generic atorvastatin runs $10-15. That's $2,040-2,820 saved annually on a single medication. Use our Generic to Brand Name Converter to find generic equivalents for any brand-name medication. If cost is driven by a complex multi-drug regimen, the Medication Schedule Planner can help consolidate dosing times and reduce pill burden.

90-day fills vs 30-day fills

Most pharmacies and insurance plans offer lower per-day costs on 90-day supplies vs 30-day supplies. A $45 30-day fill costs $547.50/year (12.2 fills/year, using 365 days). The same medication on a 90-day fill might cost $110, which is $446/year (4.1 fills/year). That's roughly $100 saved just by changing the dispensing quantity. If your pharmacy quotes a price per tablet or per bottle rather than per fill, our Days Supply Calculator converts that into the actual days-supply figure you need to compare fairly. Ask your pharmacy about 90-day options, especially for chronic medications you've been on for years.

Manufacturer coupons and patient assistance programs

Most major brand-name manufacturers offer copay cards that cap out-of-pocket costs at $10-35 per fill for insured patients. For uninsured patients, manufacturer patient assistance programs can provide medications free or at very low cost, Medicare.gov's guide to help with drug costs lists checking for a manufacturer program as one of the standard ways to lower a prescription bill. GoodRx and similar discount programs often beat insurance copays for generic medications at many pharmacies. The total annual cost this tool calculates is a useful starting point for determining how much it's worth investigating alternatives.

Why prices differ between pharmacies

Retail medication prices reflect the pharmacy's acquisition cost plus a markup and dispensing fee, which varies by pharmacy, contract and location. This is why the same medication can cost noticeably different amounts at different pharmacies nearby. If you're curious how that pricing works from the other side, our Pharmacy Markup and Pricing Calculator breaks down how retail prices are built.

Frequently asked questions

Typically 80-85% compared to the brand-name equivalent. A medication costing $200/month could have a generic available for $15-40/month, saving up to $2,200 per year on a single drug. Use the Brand vs Generic tab above to calculate exact savings for your specific medications.
Yes, for the vast majority of medications. The FDA requires generics to contain the same active ingredient at the same dose and demonstrate bioequivalence (meaning they deliver equivalent drug levels in the blood). The inactive ingredients (fillers, coatings) may differ, which occasionally matters for tolerability but not for clinical effectiveness.
Annual cost = price per fill x number of fills per year. For a 30-day supply: 12 fills per year. For a 90-day supply: 4 fills per year. Enter your price and supply days above and the calculator handles the rest, including monthly breakdown and insurance copay impact.