⚕️ Prices shown are estimated cash prices for informational purposes only. Always verify with your pharmacy. Not medical advice.

Prazosin Price Comparison

1mg · 60-count · Blood Pressure · Brand: Minipress · Generic available

Cheapest Cash Price
$29.49
at Costco · 1mg · 60-count
GoodRx Low Est.
$25.66
with discount card
Cash Price by Pharmacy — 1mg · 60-count
PharmacyCash PricePer-30-Day Equiv.
Costco Cheapest$29.49$29.49
Walmart$33.39$33.39
Kroger$37.84$37.84
Target$43.41$43.41
Rite Aid$119.65$119.65
CVS$125.21$125.21
Walgreens$133.56$133.56

Brand vs. Generic: Minipress vs. Prazosin HCl

The generic form of Prazosin (Prazosin HCl) contains the same active ingredient and is bioequivalent to the brand. Ask your pharmacist to dispense the generic — it works the same way, typically at a fraction of the brand-name cost.

Brand: Minipress
Varies
brand pricing not tracked separately
Generic: Prazosin HCl
$29.49
cheapest at Costco

Tip: In most states, pharmacists can substitute a generic unless your prescriber writes "dispense as written" (DAW).

About Prazosin

Prazosin (1mg) is sold under the brand name Minipress and the generic Prazosin HCl. A standard supply tracked here is 60 units at 1mg.

Why Do Prices Vary by Pharmacy?

Pharmacy pricing is not regulated in the United States, so retailers set their own cash prices. Large retailers like Walmart and Costco typically offer lower prices on generics because they use prescriptions as a traffic driver. Chain pharmacies like CVS and Walgreens tend to charge more for the same medication.

Blood pressure medications are typically taken long-term, so even small per-refill savings compound significantly over a year.

What Type of Medication Is Prazosin?

Prazosin belongs to a class of medications called alpha-1 blockers. It's used to treat high blood pressure and is also commonly prescribed off-label to help reduce nightmares associated with PTSD. Because it can cause a notable drop in blood pressure with the first dose (sometimes causing dizziness or fainting), prescribers often start at a low dose and increase gradually — never adjust your own dose without checking with your prescriber.

How to Pay Less for Prazosin

Shop around. The cheapest pharmacy tracked here (Costco at $29.49) charges meaningfully less than the most expensive option ($133.56). A quick call can save real money.

Ask for the generic. If your doctor prescribed the brand-name Minipress, ask your pharmacist whether a generic is available. In most states, pharmacists can substitute a generic unless the prescriber writes "dispense as written."

Use a discount card. Services like GoodRx, SingleCare, and WellRx can sometimes negotiate prices lower than retail cash. The estimated low price for Prazosin is around $25.66.

💡 Tip: Walmart's $4 and $10 generic drug program covers many common generics. Call your local Walmart pharmacy to ask if Prazosin is on their list.

Manufacturer Savings Programs

Because Prazosin is a generic medication, manufacturer-sponsored copay savings cards — the kind commonly offered for newer, brand-name drugs — generally aren't available for it. Minipress's manufacturer typically doesn't offer a savings card once generic competition exists, though it's worth checking their site directly if your prescriber specifically writes for the brand product. For most patients filling the generic, the discount-card and pharmacy membership options described above are the more realistic way to lower cost.

Does Insurance Cover Prazosin?

Coverage depends on your specific plan and formulary. Most medications in this category are covered under standard health insurance, typically in Tier 1 or Tier 2. If your copay is higher than the cash price above, it may be cheaper to pay out of pocket — ask your pharmacist to compare. Prazosin is an inexpensive generic and is typically not subject to prior authorization, including for its off-label PTSD use, though coverage for the off-label indication can vary by plan.

About This Price Data

Prices shown are estimated retail cash prices modeled from CMS's public NADAC (National Average Drug Acquisition Cost) dataset, cross-referenced against typical major-chain retail markups. Actual prices vary by location and change frequently. RxCostCheck does not collect or sell your health data. Learn more →

Frequently Asked Questions

How much does Prazosin cost without insurance?

Without insurance, Prazosin (1mg) ranges from $29.49 at Costco to $133.56 at Walgreens. With a discount card, the price can be as low as $25.66.

Where is the cheapest place to fill Prazosin?

Costco typically offers the lowest estimated cash price at $29.49 for 60 1mg.

Is there a generic for Prazosin?

Yes — the generic Prazosin HCl is available and bioequivalent to Minipress. Ask your pharmacist to dispense the generic to save money.

What if my insurance doesn't cover Prazosin at all?

Ask your prescriber whether a covered therapeutic alternative in the same drug class exists, or ask your pharmacist about a formulary exception or medical-necessity appeal — some plans will cover an otherwise-excluded drug once that documentation is on file. In the meantime, the cash and discount-card pricing shown above is usually the fastest fallback.

Does a 90-day supply of Prazosin cost less than three 30-day fills?

Often, yes — many pharmacies and insurance plans price a 90-day fill at a lower effective per-dose cost than separate 30-day fills, and some mail-order pharmacy benefits are built specifically around 90-day supplies. Ask your pharmacist or insurer whether a 90-day option is available for this medication before assuming the count shown above is your only choice.

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