OpenBilldrug price receipt

NADAC week of 2026-10-14

DEPAKOTE ER 250 MG TABLET

FDA nonproprietary name: divalproex sodium

For 30 tablets

Pharmacies pay

$110.61 filed

30 × $3.68703 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

$110.08 filed

30 × $3.66926 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

1.0× estimated

Medicare paid about what pharmacies pay.

Part D averages every strength and form sold under “Depakote ER” / “Divalproex Sodium” 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

$132.20 estimated

$110.61 + $16.59 (15%) + $5.00 fee per fill = $132.20

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

DEPAKOTE ER 250 MG TABLET is how the CMS NADAC file names this product. The FDA NDC Directory lists it as divalproex sodium, under the trade name “Depakote ER”.

FDA gives its dosage form as tablet, extended release and its route as oral.

The labeler, the company named on the label, is AbbVie Inc.

FDA lists it under 2 Established Pharmacologic Classes: Anti-epileptic Agent and Mood Stabilizer.

The NADAC file of 2026-10-14 prices it under one NDC (National Drug Code), 00074-7401-13.

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

What pharmacies pay

Pharmacies pay $110.61 for 30 tablets (30 × $3.68703 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.

NADAC also lists, on the row of one brand NDC, what pharmacies pay for the generic equivalent, a different product: $0.12984 per EA filed.

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

The NDC

Other strengths, forms and brands

11 other products in the NADAC file share the FDA nonproprietary name divalproex sodium with DEPAKOTE ER 250 MG TABLET.

ProductPharmacies pay per unitMedicare per unit
DEPAKOTE DR 125 MG SPRINKLE CP
brand · capsule
$1.96951 per EA filed
eff. 2026-09-23
We don’t know yet
DEPAKOTE DR 125 MG TABLET
brand · tablet, delayed release
$2.05517 per EA filed
eff. 2026-09-23
We don’t know yet
DEPAKOTE DR 250 MG TABLET
brand · tablet, delayed release
$4.0456 per EA filed
eff. 2026-09-23
We don’t know yet
DEPAKOTE DR 500 MG TABLET
brand · tablet, delayed release
$7.45557 per EA filed
eff. 2026-09-23
We don’t know yet
DEPAKOTE ER 250 MG TABLET this page
brand · tablet, extended release
$3.68703 per EA filed
eff. 2026-09-23
$3.66926 per EA filed
Part D 2024 average
DEPAKOTE ER 500 MG TABLET
brand · tablet, extended release
$6.49213 per EA filed
eff. 2026-09-23
$3.66926 per EA filed
Part D 2024 average
DIVALPROEX DR 125 MG CAP SPRNK
generic · capsule, delayed release / capsule, coated pellets
$0.20079 per EA filed
eff. 2026-09-23
We don’t know yet
DIVALPROEX SOD DR 125 MG TAB
generic · tablet, delayed release
$0.05494 per EA filed
eff. 2026-09-23
We don’t know yet
DIVALPROEX SOD DR 250 MG TAB
generic · tablet, delayed release
$0.08564 per EA filed
eff. 2026-09-23
We don’t know yet
DIVALPROEX SOD DR 500 MG TAB
generic · tablet, delayed release
$0.16081 per EA filed
eff. 2026-09-23
We don’t know yet
DIVALPROEX SOD ER 250 MG TAB
generic · tablet, film coated, extended release / tablet, extended release
$0.12984 per EA filed
eff. 2026-09-23
$0.65685 per EA filed
Part D 2024 average
DIVALPROEX SOD ER 500 MG TAB
generic · tablet, film coated, extended release / tablet, extended release
$0.19434 per EA filed
eff. 2026-09-23
$0.65685 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

Its NADAC price is $3.68703 per EA filed.

Of the 85 other products in FDA’s Anti-epileptic Agent class priced per EA, 30 have a higher middle NADAC price and 55 a lower one. The one in the middle is PRIMIDONE 125 MG TABLET, at $1.37851 per EA filed (eff. 2026-09-23).

Of the 72 other products in FDA’s Mood Stabilizer class priced per EA, 22 have a higher middle NADAC price and 50 a lower one. The one in the middle is LAMOTRIGINE ER 300 MG TABLET, at $1.25965 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 $110.08 for 30 tablets, at an average of $3.66926 per EA in 2024 (2024-01-01 to 2024-12-31) for “Depakote ER” and “Divalproex Sodium”, every strength and form sold under that name together (Medicare Part D Spending by Drug, file of 2026-06-25).

That average covers 12,774 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 DEPAKOTE ER 250 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 Depakote ER / Divalproex Sodium: 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 brand name.