Match the strength and how many to your prescription label.
How to pay the least
Lowest price
$28.19 for 30 tablets delivered: $22.94 plus $5.25 shipping
Generic naltrexone 50 mg from Cost Plus Drugs, by mail
- Make a free account on costplusdrugs.com, and ask your prescriber to send the prescription there. Already sent to a pharmacy? Cost Plus Drugs can ask that pharmacy to transfer it.Open Cost Plus Drugs
- Order generic naltrexone 50 mg: $22.94 for 30 tablets, plus $5.25 shipping. It comes by mail.
Need it today? $40.77 for 30 tablets with the free Team Cuban Card, at pharmacies that take it. Get the free card, then show it at a pharmacy that takes it.
See the price and get the cardEvery company’s naltrexone is rated by the FDA to work the same, so any pharmacy can fill your prescription with the one it stocks.
Regular genericWhere to buy it
Pharmacies’ own cash prices for generic naltrexone, lowest first. Any of them can fill your prescription.
Pick up in storeDelivered
- Delivered: Cost Plus Drugs $22.94for 30 tablets50 mgPlus $5.25 shipping
- Delivered: Rx Outreach $30for 30 tablets50 mgFree delivery
- Delivered: Amazon Pharmacy $35.30for 30 tablets50 mgPrime members only · $139 a year · Free delivery
- Pick up in store: Team Cuban Card $40.77for 30 tablets50 mgFree card · Kroger, Albertsons, Safeway, Meijer and many local pharmaciesFind a pharmacy that takes it
- Pick up in store: Costco $50.79for 30 tablets50 mgMembers only · $65 a yearFind the nearest store
- Delivered: Costco $53.78for 30 tablets50 mgMembers only · $65 a year · Plus shipping
- Pick up in store: Sam's Club See its pricePlus members only · $120 a yearFind the nearest store
From each pharmacy’s own site, read October 5, 2026. Confirm the price before you fill. Prices change, can differ by store and state, and may depend on the strength and how many you take. With insurance, ask what your plan charges; it can be less.
Regular genericWho makes it
6 companies sell naltrexone in this form, each one rated by the FDA as a substitute for the others. A pharmacy fills whichever one it stocks. To get a certain maker, ask for it by name; most pharmacies can order it in a day or two.
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Accord Healthcare50 mg
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Avet Pharmaceuticals50 mg
Made by Chartwell Life Molecules
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Chartwell RX50 mg
Packages and NDCs
50 mg
Package NDC Bottle of 30 62135-242-30 Bottle of 60 62135-242-60 Bottle of 90 62135-242-90 -
Elite Laboratories50 mg
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SpecGx50 mg
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Sun Pharmaceutical Industries50 mg
Packages and NDCs
50 mg
Package NDC Bottle of 30 47335-326-83 Bottle of 100 47335-326-08 Bottle of 100 47335-326-88 Bottle of 1000 47335-326-18
Who sells it: FDA and Medicaid records, updated weekly. Each maker’s page, card and program is from its own site.
What to say at the pharmacy
“Before you fill it, what would I pay for generic naltrexone?”
Paying cash? Ask for the cash price. With insurance, ask what your plan charges.
Good to know
- Different companies’ naltrexone can look different. The FDA requires each to work the same way.
- Don’t stop or change a medicine without talking to your pharmacist or prescriber.