OpenBilldrug price receipt

NADAC week of 2026-10-14

CARBAMAZEPINE ER 200 MG TABLET

For 30 tablets

Pharmacies pay

$11.97 filed

30 × $0.39888 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

$29.36 filed

30 × $0.97861 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

2.5× estimated

Medicare paid 2.5× what pharmacies pay.

Part D averages every strength and form sold under “Carbamazepine ER” / “Carbamazepine” 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

$18.77 estimated

$11.97 + $1.80 (15%) + $5.00 fee per fill = $18.77

This is a model, not a price any pharmacy quoted. Shipping is not included. 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

CARBAMAZEPINE ER 200 MG TABLET is how the CMS NADAC file names this product. The FDA NDC Directory lists it as “carbamazepine” and “carbamazepine er”, as its NDCs’ listings variously write the nonproprietary name, under the trade name “Carbamazepin”.

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

FDA lists 12 labelers (the companies named on the label) for its NDCs, among them Upsher-Smith Laboratories, LLC, Torrent Pharmaceuticals Limited and Rising Pharma Holdings, Inc.

FDA’s Established Pharmacologic Class for it is Mood Stabilizer.

The NADAC file of 2026-10-14 prices it under 14 NDCs (National Drug Codes); the FDA directory lists 13 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 $11.97 for 30 tablets (30 × $0.39888 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 12 labelers

LabelerNDCsPharmacies pay per unit
Northstar Rx LLC2$0.39888 per EA filed
Alembic Pharmaceuticals Inc.1$0.39888 per EA filed
American Health Packaging1$0.39888 per EA filed
Chartwell RX, LLC1$0.39888 per EA filed
Ingenus Pharmaceuticals, LLC1$0.39888 per EA filed
Jubilant Cadista Pharmaceuticals Inc.1$0.39888 per EA filed
Oryza Pharmaceuticals Inc.1$0.39888 per EA filed
Rising Pharma Holdings, Inc.1$0.39888 per EA filed
Sun Pharmaceutical Industries, Inc.1$0.39888 per EA filed
Torrent Pharmaceuticals Limited1$0.39888 per EA filed
Upsher-Smith Laboratories, LLC1$0.39888 per EA filed
Zydus Pharmaceuticals (USA) Inc.1$0.39888 per EA filed
Not listed as a package in the FDA directory1$0.39888 per EA filed
All 14 NDCs, with labeler and price
  • 00832-6023-11 · Upsher-Smith Laboratories, LLC · $0.39888 per EA · eff. 2026-09-23 filed
  • 13668-0285-01 · Torrent Pharmaceuticals Limited · $0.39888 per EA · eff. 2026-09-23 filed
  • 16571-0681-01 · Rising Pharma Holdings, Inc. · $0.39888 per EA · eff. 2026-09-23 filed
  • 16714-0064-01 · Northstar Rx LLC · $0.39888 per EA · eff. 2026-09-23 filed
  • 50742-0258-01 · Ingenus Pharmaceuticals, LLC · $0.39888 per EA · eff. 2026-09-23 filed
  • 51672-4124-01 · Sun Pharmaceutical Industries, Inc. · $0.39888 per EA · eff. 2026-09-23 filed
  • 59746-0790-01 · Jubilant Cadista Pharmaceuticals Inc. · $0.39888 per EA · eff. 2026-09-23 filed
  • 60687-0583-11 · not listed as a package in the FDA directory · $0.39888 per EA · eff. 2026-09-23 filed
  • 60687-0583-21 · American Health Packaging · $0.39888 per EA · eff. 2026-09-23 filed
  • 62135-0928-60 · Chartwell RX, LLC · $0.39888 per EA · eff. 2026-09-23 filed
  • 62332-0421-31 · Alembic Pharmaceuticals Inc. · $0.39888 per EA · eff. 2026-09-23 filed
  • 68382-0556-01 · Zydus Pharmaceuticals (USA) Inc. · $0.39888 per EA · eff. 2026-09-23 filed
  • 72516-0020-01 · Oryza Pharmaceuticals Inc. · $0.39888 per EA · eff. 2026-09-23 filed
  • 72603-0887-01 · Northstar Rx LLC · $0.39888 per EA · eff. 2026-09-23 filed

Other strengths, forms and brands

19 other products in the NADAC file share an FDA nonproprietary name with CARBAMAZEPINE ER 200 MG TABLET.

ProductPharmacies pay per unitMedicare per unit
CARBAMAZEPINE 100 MG TAB CHEW
generic · tablet, chewable
$0.24261 per EA filed
eff. 2026-09-23
We don’t know yet
CARBAMAZEPINE 100 MG/5 ML SUSP
generic · suspension
$0.09255 per ML filed
eff. 2026-09-23
We don’t know yet
CARBAMAZEPINE 200 MG TABLET
generic · tablet
$0.11939 per EA filed
eff. 2026-09-23
We don’t know yet
CARBAMAZEPINE ER 100 MG CAP
generic · capsule, extended release
$1.06785 per EA filed
eff. 2026-09-23
$0.97861 per EA filed
Part D 2024 average
CARBAMAZEPINE ER 100 MG TABLET
generic · tablet, extended release / tablet, film coated, extended release
$0.20207 per EA filed
eff. 2026-09-23
$0.97861 per EA filed
Part D 2024 average
CARBAMAZEPINE ER 200 MG CAP
generic · capsule, extended release
$1.05271 per EA filed
eff. 2026-09-23
$0.97861 per EA filed
Part D 2024 average
CARBAMAZEPINE ER 200 MG TABLET this page
generic · tablet, extended release / tablet, film coated, extended release
$0.39888 per EA filed
eff. 2026-09-23
$0.97861 per EA filed
Part D 2024 average
CARBAMAZEPINE ER 300 MG CAP
generic · capsule, extended release
$1.07458 per EA filed
eff. 2026-09-23
$0.97861 per EA filed
Part D 2024 average
CARBAMAZEPINE ER 400 MG TABLET
generic · tablet, extended release / tablet, film coated, extended release
$0.65275 per EA filed
eff. 2026-09-23
$0.97861 per EA filed
Part D 2024 average
CARBATROL ER 100 MG CAPSULE
brand · capsule, extended release
$1.69958 per EA filed
eff. 2026-09-23
We don’t know yet
CARBATROL ER 200 MG CAPSULE
brand · capsule, extended release
$1.69319 per EA filed
eff. 2026-09-23
We don’t know yet
CARBATROL ER 300 MG CAPSULE
brand · capsule, extended release
$1.6954 per EA filed
eff. 2026-09-23
We don’t know yet
EQUETRO 100 MG CAPSULE
brand · capsule, extended release
$3.65288 per EA filed
eff. 2026-09-23
$4.39455 per EA filed
Part D 2024 average
EQUETRO 200 MG CAPSULE
brand · capsule, extended release
$4.18424 per EA filed
eff. 2026-09-23
$4.39455 per EA filed
Part D 2024 average
EQUETRO 300 MG CAPSULE
brand · capsule, extended release
$4.70075 per EA filed
eff. 2026-09-23
$4.39455 per EA filed
Part D 2024 average
TEGRETOL 100 MG/5 ML SUSP
brand · suspension
$0.43673 per ML filed
eff. 2026-09-23
We don’t know yet
TEGRETOL 200 MG TABLET
brand · tablet
$3.03973 per EA filed
eff. 2026-09-23
We don’t know yet
TEGRETOL XR 100 MG TABLET
brand · tablet, extended release
$1.62811 per EA filed
eff. 2026-09-23
$3.97254 per EA filed
Part D 2024 average
TEGRETOL XR 200 MG TABLET
brand · tablet, extended release
$3.24731 per EA filed
eff. 2026-09-23
$3.97254 per EA filed
Part D 2024 average
TEGRETOL XR 400 MG TABLET
brand · tablet, extended release
$6.48996 per EA filed
eff. 2026-09-23
$3.97254 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 14 NDCs’ NADAC prices is $0.39888 per EA filed.

Of the 72 other products in FDA’s Mood Stabilizer class priced per EA, 45 have a higher middle NADAC price and 27 a lower one. The one in the middle is LAMOTRIGINE ODT 50 MG TABLET, at $1.27096 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 $29.36 for 30 tablets, at an average of $0.97861 per EA in 2024 (2024-01-01 to 2024-12-31) for “Carbamazepine ER” and “Carbamazepine”, every strength and form sold under that name together (Medicare Part D Spending by Drug, file of 2026-06-25).

That average covers 503,816 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 CARBAMAZEPINE ER 200 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 Carbamazepine ER / Carbamazepine: 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.