How to Save on Prescriptions Without Insurance (Or With Bad Insurance)

Prescription drug costs in the US are genuinely confusing — and often infuriating. The same medication at the same pharmacy can vary in price by 400% or more depending on how you pay. Insurance doesn't always help. Sometimes it makes the price higher than just paying cash.

Here's what you actually need to know to stop overpaying for prescriptions — whether you have insurance or not.

GoodRx: The First Thing to Check Every Time

GoodRx is a free app and website that aggregates discounted pricing from pharmacy benefit managers and makes it available to anyone, regardless of insurance. You search for your medication, select your pharmacy, and show the coupon at the counter.

How significant are the discounts? For generic medications, GoodRx prices are often 70–80% below the retail cash price. For common drugs like atorvastatin (generic Lipitor), metformin, lisinopril, or sertraline, a 30-day supply frequently costs $4–$12 with GoodRx.

GoodRx is free to use. They make money from the pharmacy networks, not from you.

Mark Cuban's Cost Plus Drugs

Cost Plus Drugs (costplusdrugs.com), launched by Mark Cuban, sells generic medications at cost plus a 15% markup and a small dispensing fee. For many common generics, this works out to dramatically lower prices than retail pharmacies.

Examples: a 90-day supply of generic imatinib (a cancer drug) lists for under $20. Metformin, a first-line diabetes drug, is under $5 for 90 days. The site lists prices transparently — no membership required.

The selection is still growing, so not every medication is available. But it's worth checking for any maintenance medication you take regularly.

Ask for the Generic Equivalent

Brand-name drugs and their generic equivalents contain the same active ingredients at the same dosage. The FDA requires generics to be bioequivalent. The price difference is not.

Generic drugs cost 80–85% less than brand-name equivalents on average. If your doctor prescribes a brand-name medication, ask whether a generic is available. In most cases, it is.

Some brand-name manufacturers offer patient assistance programs or manufacturer coupons that bring the cost down significantly. These are worth looking up on the manufacturer's website — especially for newer medications without a generic equivalent yet.

The 90-Day Supply Math

Filling a 90-day supply instead of 30 days typically reduces the per-pill cost significantly, and many pharmacies offer additional discounts for 90-day fills. Mail-order pharmacies (through your insurance or through services like GoodRx's partner pharmacies) often have the best 90-day pricing.

The caveat: only do this for medications you've been stable on. Don't fill a 90-day supply for something new that you might need to adjust or discontinue.

Prescription Savings Programs at Major Retailers

Walmart, Kroger, Costco, Sam's Club, and Publix all maintain in-house prescription programs offering common generics for $4–$10 per month. These lists have been around for years and are genuinely useful for standard maintenance medications.

•      Walmart: $4 generics list, available without membership

•      Costco: often the cheapest pharmacy for many medications — membership required, but the pharmacy is open to the public in most states

•      Publix: free antibiotics program covers several common antibiotics at no cost

Pill Splitting (Where Safe)

For certain medications, buying a higher-dose tablet and splitting it in half is a legitimate cost-reduction strategy — and many doctors prescribe this way intentionally. A 20mg tablet of a drug you need 10mg of often costs very little more than the 10mg version.

Important: not all medications can be safely split. Extended-release tablets, capsules, enteric-coated drugs, and certain other formulations should never be split. Always ask your pharmacist or doctor before splitting any medication.

Manufacturer Patient Assistance Programs

For brand-name drugs with no generic equivalent, the manufacturer may offer a patient assistance program (PAP) that provides the medication free or at significantly reduced cost, typically based on income. RxAssist.org maintains a searchable database of these programs.

These programs often have income thresholds and application requirements, but for expensive brand-name medications — biologics, newer specialty drugs — the savings can be thousands of dollars per year.

The Bottom Line

Paying full retail for prescriptions is almost always optional. Between GoodRx, Cost Plus Drugs, generic equivalents, 90-day supplies, and retail pharmacy discount programs, most people can dramatically reduce what they spend on medications with 15 minutes of research.