OpenBilldrug price receipt

NADAC week of 2026-10-14

TIZANIDINE HCL 4 MG TABLET

For 30 tablets

Pharmacies pay

$0.99 filed

30 × $0.03306 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

$4.16 filed

30 × $0.13861 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

4.2× estimated

Medicare paid 4.2× what pharmacies pay.

Part D averages every strength and form sold under “Tizanidine 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

$6.14 estimated

$0.99 + $0.15 (15%) + $5.00 fee per fill = $6.14

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

TIZANIDINE HCL 4 MG TABLET is how the CMS NADAC file names this product. The FDA NDC Directory lists it as tizanidine.

FDA gives its dosage form as tablet and its route as oral.

FDA lists 11 labelers (the companies named on the label) for its NDCs, among them Major Pharmaceuticals, NorthStar Rx LLC and Unichem Pharmaceuticals (USA), Inc.

FDA’s Established Pharmacologic Class for it is Central alpha-2 Adrenergic Agonist.

The NADAC file of 2026-10-14 prices it under 23 NDCs (National Drug Codes); the FDA directory lists 21 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 $0.99 for 30 tablets (30 × $0.03306 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 code for it: 1, calculated from the most recently completed pharmacy survey.

The 11 labelers

LabelerNDCsPharmacies pay per unit
Unichem Pharmaceuticals (USA), Inc.3$0.03306 per EA filed
Viona Pharmaceuticals Inc3$0.03306 per EA filed
American Health Packaging2$0.03306 per EA filed
Apotex Corp.2$0.03306 per EA filed
Dr. Reddy's Laboratories Limited2$0.03306 per EA filed
NorthStar Rx LLC2$0.03306 per EA filed
Rising Pharma Holdings, Inc.2$0.03306 per EA filed
Sun Pharmaceutical Industries, Inc.2$0.03306 per EA filed
Ascend Laboratories, LLC1$0.03306 per EA filed
AvPAK1$0.03306 per EA filed
Major Pharmaceuticals1$0.03306 per EA filed
Not listed as a package in the FDA directory2$0.03306 per EA filed
All 23 NDCs, with labeler and price
  • 00904-6418-61 · Major Pharmaceuticals · $0.03306 per EA · eff. 2026-09-23 filed
  • 16714-0172-01 · NorthStar Rx LLC · $0.03306 per EA · eff. 2026-09-23 filed
  • 16714-0172-02 · NorthStar Rx LLC · $0.03306 per EA · eff. 2026-09-23 filed
  • 29300-0169-03 · Unichem Pharmaceuticals (USA), Inc. · $0.03306 per EA · eff. 2026-09-23 filed
  • 29300-0169-10 · Unichem Pharmaceuticals (USA), Inc. · $0.03306 per EA · eff. 2026-09-23 filed
  • 29300-0169-15 · Unichem Pharmaceuticals (USA), Inc. · $0.03306 per EA · eff. 2026-09-23 filed
  • 50268-0760-11 · not listed as a package in the FDA directory · $0.03306 per EA · eff. 2026-09-23 filed
  • 50268-0760-15 · AvPAK · $0.03306 per EA · eff. 2026-09-23 filed
  • 55111-0180-10 · Dr. Reddy's Laboratories Limited · $0.03306 per EA · eff. 2026-09-23 filed
  • 55111-0180-15 · Dr. Reddy's Laboratories Limited · $0.03306 per EA · eff. 2026-09-23 filed
  • 57664-0503-18 · Sun Pharmaceutical Industries, Inc. · $0.03306 per EA · eff. 2026-09-23 filed
  • 57664-0503-89 · Sun Pharmaceutical Industries, Inc. · $0.03306 per EA · eff. 2026-09-23 filed
  • 60505-0252-02 · Apotex Corp. · $0.03306 per EA · eff. 2026-09-23 filed
  • 60505-0252-03 · Apotex Corp. · $0.03306 per EA · eff. 2026-09-23 filed
  • 64980-0659-10 · Rising Pharma Holdings, Inc. · $0.03306 per EA · eff. 2026-09-23 filed
  • 64980-0659-15 · Rising Pharma Holdings, Inc. · $0.03306 per EA · eff. 2026-09-23 filed
  • 67877-0614-15 · Ascend Laboratories, LLC · $0.03306 per EA · eff. 2026-09-23 filed
  • 68084-0645-01 · American Health Packaging · $0.03306 per EA · eff. 2026-09-23 filed
  • 68084-0645-11 · not listed as a package in the FDA directory · $0.03306 per EA · eff. 2026-09-23 filed
  • 68084-0645-65 · American Health Packaging · $0.03306 per EA · eff. 2026-09-23 filed
  • 72578-0097-10 · Viona Pharmaceuticals Inc · $0.03306 per EA · eff. 2026-09-23 filed
  • 72578-0097-21 · Viona Pharmaceuticals Inc · $0.03306 per EA · eff. 2026-09-23 filed
  • 72578-0097-76 · Viona Pharmaceuticals Inc · $0.03306 per EA · eff. 2026-09-23 filed

Other strengths, forms and brands

1 other product in the NADAC file shares the FDA nonproprietary name tizanidine with TIZANIDINE HCL 4 MG TABLET.

ProductPharmacies pay per unitMedicare per unit
TIZANIDINE HCL 2 MG TABLET
generic · tablet
$0.0317 per EA filed
eff. 2026-09-23
$0.13861 per EA filed
Part D 2024 average
TIZANIDINE HCL 4 MG TABLET this page
generic · tablet
$0.03306 per EA filed
eff. 2026-09-23
$0.13861 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. 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 23 NDCs’ NADAC prices is $0.03306 per EA filed.

Of the 22 other products in FDA’s Central alpha-2 Adrenergic Agonist class priced per EA, 19 have a higher middle NADAC price and 3 a lower one. The one in the middle is GUANFACINE HCL ER 3 MG TABLET, at $0.16584 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 $4.16 for 30 tablets, at an average of $0.13861 per EA in 2024 (2024-01-01 to 2024-12-31) for “Tizanidine HCl”, every strength and form sold under that name together (Medicare Part D Spending by Drug, file of 2026-06-25).

That average covers 6,984,387 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 TIZANIDINE HCL 4 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 Tizanidine HCl / Tizanidine 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.