OpenBilldrug price receipt

NADAC week of 2026-10-14

MEMANTINE HCL 5 MG TABLET

For 30 tablets

Pharmacies pay

$2.38 filed

30 × $0.07926 per EA

CMS NADAC · nadac-national-average-drug-acquisition-cost-20261014.csv · eff. 2026-09-23 · as of 2026-10-14 · retrieved 2026-10-17

Medicare Part D paid

$12.08 filed

30 × $0.40251 per EA, Part D average

Medicare's price is not your price.

Medicare Part D · DSD_PTD_RY26_P04_V10_DY24_BGM.csv · eff. 2024-01-01 to 2024-12-31 · as of 2026-06-25 · retrieved 2026-10-18


The spread

5.1× estimated

Medicare paid 5.1× what pharmacies pay.

Part D averages every strength and form sold under “Memantine HCl” into one figure, so it is not specific to this NDC.

OpenBill calculation · DSD_PTD_RY26_P04_V10_DY24_BGM.csv + nadac-national-average-drug-acquisition-cost-20261014.csv · NADAC eff. 2026-09-23 (file of 2026-10-14, retrieved 2026-10-17) · Part D 2024-01-01 to 2024-12-31 (file of 2026-06-25, retrieved 2026-10-18)

Cost-plus estimate

$7.74 estimated

$2.38 + $0.36 (15%) + $5.00 fee per fill = $7.74

This is a model, not a price any pharmacy quoted. Shipping is not included. For a pack this cheap, the $5.00 fee is most of the estimate. How it is worked out

OpenBill calculation · nadac-national-average-drug-acquisition-cost-20261014.csv · NADAC eff. 2026-09-23 (file of 2026-10-14, retrieved 2026-10-17)

Open the interactive card Change the quantity, type what you were charged, and see every record in full.

What it is

MEMANTINE HCL 5 MG TABLET is how the CMS NADAC file names this product. The FDA NDC Directory lists it as “memantine” and “memantine hydrochloride”, as its NDCs’ listings variously write the nonproprietary name.

FDA gives its dosage form as “tablet” and “tablet, film coated” and its route as oral.

FDA lists 18 labelers (the companies named on the label) for its NDCs, among them Actavis Pharma, Inc., Upsher-Smith Laboratories, LLC and Major Pharmaceuticals.

FDA’s Established Pharmacologic Class for it is N-methyl-D-aspartate Receptor Antagonist.

The NADAC file of 2026-10-14 prices it under 26 NDCs (National Drug Codes); the FDA directory lists 23 of them.

NADAC classes it as a generic drug (rate-setting class G), and does not mark it as sold over the counter.

What pharmacies pay

Pharmacies pay $2.38 for 30 tablets (30 × $0.07926 per EA, rounded to the cent), by the CMS NADAC file of 2026-10-14; that price took effect on 2026-09-23. That is what pharmacies pay their suppliers, not what they charge you.

NADAC’s explanation codes for it: 1, calculated from the most recently completed pharmacy survey; 6, the CMS Covered Outpatient Drug Product File S/I/N drug category was not applied when grouping drugs for the calculation.

The 18 labelers

LabelerNDCsPharmacies pay per unit
Actavis Pharma, Inc.2$0.07926 per EA filed
Macleods Pharmaceuticals Limited2$0.07926 per EA filed
Major Pharmaceuticals2$0.07926 per EA filed
Unichem Pharmaceuticals (USA), Inc.2$0.07926 per EA filed
Viona Pharmaceuticals Inc2$0.07926 per EA filed
Ajanta Pharma USA Inc.1$0.07926 per EA filed
American Health Packaging1$0.07926 per EA filed
Amneal Pharmaceuticals LLC1$0.07926 per EA filed
Amneal Pharmaceuticals of New York LLC1$0.07926 per EA filed
AvPAK1$0.07926 per EA filed
Camber Pharmaceuticals, Inc.1$0.07926 per EA filed
Carlsbad Technology, Inc.1$0.07926 per EA filed
Chartwell RX, LLC1$0.07926 per EA filed
Dr. Reddys Laboratories Limited1$0.07926 per EA filed
Lupin Pharmaceuticals, Inc.1$0.07926 per EA filed
NorthStar RxLLC1$0.07926 per EA filed
Sun Pharmaceutical Industries, Inc.1$0.07926 per EA filed
Upsher-Smith Laboratories, LLC1$0.07926 per EA filed
Not listed as a package in the FDA directory3$0.07926 per EA filed
All 26 NDCs, with labeler and price
  • 00591-3870-44 · Actavis Pharma, Inc. · $0.07926 per EA · eff. 2026-09-23 filed
  • 00591-3870-45 · not listed as a package in the FDA directory · $0.07926 per EA · eff. 2026-09-23 filed
  • 00591-3870-60 · Actavis Pharma, Inc. · $0.07926 per EA · eff. 2026-09-23 filed
  • 00832-1112-60 · Upsher-Smith Laboratories, LLC · $0.07926 per EA · eff. 2026-09-23 filed
  • 00904-6505-06 · Major Pharmaceuticals · $0.07926 per EA · eff. 2026-09-23 filed
  • 00904-6505-61 · Major Pharmaceuticals · $0.07926 per EA · eff. 2026-09-23 filed
  • 27241-0070-06 · Ajanta Pharma USA Inc. · $0.07926 per EA · eff. 2026-09-23 filed
  • 29300-0171-05 · Unichem Pharmaceuticals (USA), Inc. · $0.07926 per EA · eff. 2026-09-23 filed
  • 29300-0171-16 · Unichem Pharmaceuticals (USA), Inc. · $0.07926 per EA · eff. 2026-09-23 filed
  • 31722-0807-60 · Camber Pharmaceuticals, Inc. · $0.07926 per EA · eff. 2026-09-23 filed
  • 33342-0297-09 · Macleods Pharmaceuticals Limited · $0.07926 per EA · eff. 2026-09-23 filed
  • 33342-0297-15 · Macleods Pharmaceuticals Limited · $0.07926 per EA · eff. 2026-09-23 filed
  • 47335-0321-86 · Sun Pharmaceutical Industries, Inc. · $0.07926 per EA · eff. 2026-09-23 filed
  • 50268-0587-11 · not listed as a package in the FDA directory · $0.07926 per EA · eff. 2026-09-23 filed
  • 50268-0587-13 · AvPAK · $0.07926 per EA · eff. 2026-09-23 filed
  • 53746-0173-60 · Amneal Pharmaceuticals of New York LLC · $0.07926 per EA · eff. 2026-09-23 filed
  • 55111-0596-60 · Dr. Reddys Laboratories Limited · $0.07926 per EA · eff. 2026-09-23 filed
  • 60687-0173-11 · not listed as a package in the FDA directory · $0.07926 per EA · eff. 2026-09-23 filed
  • 60687-0173-57 · American Health Packaging · $0.07926 per EA · eff. 2026-09-23 filed
  • 61442-0192-05 · Carlsbad Technology, Inc. · $0.07926 per EA · eff. 2026-09-23 filed
  • 62135-0895-60 · Chartwell RX, LLC · $0.07926 per EA · eff. 2026-09-23 filed
  • 65162-0173-06 · Amneal Pharmaceuticals LLC · $0.07926 per EA · eff. 2026-09-23 filed
  • 68180-0229-07 · Lupin Pharmaceuticals, Inc. · $0.07926 per EA · eff. 2026-09-23 filed
  • 72578-0003-05 · Viona Pharmaceuticals Inc · $0.07926 per EA · eff. 2026-09-23 filed
  • 72578-0003-14 · Viona Pharmaceuticals Inc · $0.07926 per EA · eff. 2026-09-23 filed
  • 72603-0118-01 · NorthStar RxLLC · $0.07926 per EA · eff. 2026-09-23 filed

Other strengths, forms and brands

7 other products in the NADAC file share an FDA nonproprietary name with MEMANTINE HCL 5 MG TABLET.

ProductPharmacies pay per unitMedicare per unit
MEMANTINE 5-10 MG TITRATION PK
generic · kit
$0.37236 per EA filed
eff. 2025-10-22
$0.40251 per EA filed
Part D 2024 average
MEMANTINE HCL 2 MG/ML SOLUTION
generic · solution
$0.36068 to $0.8106 per ML filed
eff. 2026-07-22 to 2026-09-23
We don’t know yet
MEMANTINE HCL 5 MG TABLET this page
generic · tablet / tablet, film coated
$0.07926 per EA filed
eff. 2026-09-23
$0.40251 per EA filed
Part D 2024 average
MEMANTINE HCL 10 MG TABLET
generic · tablet / tablet, film coated
$0.063 per EA filed
eff. 2026-09-23
$0.40251 per EA filed
Part D 2024 average
MEMANTINE HCL ER 7 MG CAPSULE
generic · capsule, extended release
$0.31233 per EA filed
eff. 2026-09-23
$2.27078 per EA filed
Part D 2024 average
MEMANTINE HCL ER 14 MG CAPSULE
generic · capsule, extended release
$0.34512 per EA filed
eff. 2026-09-23
$2.27078 per EA filed
Part D 2024 average
MEMANTINE HCL ER 21 MG CAPSULE
generic · capsule, extended release
$0.35626 per EA filed
eff. 2026-09-23
$2.27078 per EA filed
Part D 2024 average
MEMANTINE HCL ER 28 MG CAPSULE
generic · capsule, extended release
$0.34223 per EA filed
eff. 2026-09-23
$2.27078 per EA filed
Part D 2024 average

Part D is one average per brand and generic name, over every strength and form.

CMS NADAC · nadac-national-average-drug-acquisition-cost-20261014.csv · eff. 2025-10-22, 2026-07-22, 2026-09-23 · as of 2026-10-14 · retrieved 2026-10-17

Medicare Part D · DSD_PTD_RY26_P04_V10_DY24_BGM.csv · eff. 2024-01-01 to 2024-12-31 · as of 2026-06-25 · retrieved 2026-10-18

Compared with its class

The middle of its 26 NDCs’ NADAC prices is $0.07926 per EA filed.

Of the 11 other products in FDA’s N-methyl-D-aspartate Receptor Antagonist class priced per EA, 10 have a higher middle NADAC price and 1 a lower one. The one in the middle is MEMANTINE-DONEPEZIL ER 14-10 MG, at $6.48822 per EA filed (eff. 2026-09-23).

Prices are compared per unit, whatever the strength or dose, and a class is not a list of substitutes.

CMS NADAC · nadac-national-average-drug-acquisition-cost-20261014.csv · eff. 2026-09-23 · as of 2026-10-14 · retrieved 2026-10-17

What Medicare paid

Medicare Part D paid $12.08 for 30 tablets, at an average of $0.40251 per EA in 2024 (2024-01-01 to 2024-12-31) for “Memantine HCl”, every strength and form sold under that name together (Medicare Part D Spending by Drug, file of 2026-06-25).

That average covers 5,630,610 Part D claims (fills, including refills) for 2024-01-01 to 2024-12-31, across every maker, strength and form under the name.

Medicare's price is not your price.

What to ask at the counter

None of these figures is your price: what you pay depends on your pharmacy, your insurance, coupons and discounts.

Questions

Why is the comparison with Medicare for MEMANTINE HCL 5 MG TABLET labelled estimated?
Beyond what the card shows, the records give these reasons: The Part D figure covers 2024-01-01 to 2024-12-31; the NADAC price is from the file of 2026-10-14. Part D spending basis, as the Part D record states it: Part D 2024 average spend per dosage unit for Memantine HCl / Memantine HCl: all makers, strengths, forms and routes combined, claim-weighted; gross cost incl. dispensing fees and patient pay, before rebates. Unit taken as NADAC's EA. Joined on generic name. 57 of 60 NADAC NDCs joined to this name are priced per EA (3 per ML): CMS's average mixes those units.