Lisinopril is one of the most commonly prescribed blood pressure medications and is universally covered by insurance as a low-cost generic. Available as a Tier 1 drug on all major formularies, lisinopril typically costs $0 to $10 per month with insurance. Many pharmacy discount programs offer it for as little as $4 without insurance.
Key Facts
Check Your Specific Plan's Formulary
Coverage varies by plan. Use our formulary checker tool to look up your exact copay and restrictions.
Open Formulary CheckerSources and standards behind this page
Drug coverage in the United States is governed by published rules rather than by any one insurer's summary, and the sources below are the primary ones. They are linked so a reader can check a claim without taking this page's word for it.
- FDA Orange Book publishes the therapeutic-equivalence ratings that decide whether a generic may be substituted for a brand-name drug.
- FDA generic drug facts sets out what "generic equivalent" means and what a manufacturer must prove.
- CMS prescription drug coverage defines the rules a Medicare drug plan formulary must follow and how it may change mid-year.
- Medicare.gov drug coverage (Part D) states what a Part D plan is required to offer a member.
- CMS prescription drug appeals documents the coverage-determination and exception process when a drug is denied.
This page describes how coverage and formularies work. It is not medical advice, and a reader's own plan documents and prescriber decide what applies to them.
Frequently Asked Questions
Many insurance plans offer lisinopril at $0 copay, particularly ACA plans that cover preventive blood pressure medications at no cost. Even plans with a copay rarely charge more than $5 to $10. Lisinopril is one of the most affordable prescription drugs available.
Yes. Lisinopril is the generic name for both Prinivil and Zestril. The generic has been available for many years and is equivalent to both brand-name products. Insurance covers generic lisinopril at the lowest possible tier.
Both lisinopril (an ACE inhibitor) and losartan (an ARB) are generics on Tier 1 of most plans. Your doctor chooses based on your clinical needs. Both are very affordable with insurance. If you develop a cough on lisinopril (a common side effect of ACE inhibitors), losartan is a common alternative.
Related Resources
- UnitedHealthcare Formulary 2026
- Medicare Part D Formulary 2026
- Medicaid Drug Coverage 2026
- Losartan cash price comparison on RxGrab
- Amlodipine cash price comparison on RxGrab
- Hydrochlorothiazide cash price comparison on RxGrab
- Enalapril cash price comparison on RxGrab
- Valsartan cash price comparison on RxGrab
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