OpenBilldrug price receipt

NADAC week of 2026-10-14

MONTELUKAST SOD 4 MG TAB CHEW

For 30 tablets

Pharmacies pay

$2.26 filed

30 × $0.07528 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

$5.03 filed

30 × $0.16779 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

2.2× estimated

Medicare paid 2.2× what pharmacies pay.

Part D averages every strength and form sold under “Montelukast 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

$7.60 estimated

$2.26 + $0.34 (15%) + $5.00 fee per fill = $7.60

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

MONTELUKAST SOD 4 MG TAB CHEW is how the CMS NADAC file names this product. The FDA NDC Directory lists it as montelukast sodium.

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

FDA lists 9 labelers (the companies named on the label) for its NDCs, among them Torrent Pharmaceuticals Limited, Unichem Pharmaceuticals (USA), Inc. and Camber Pharmaceuticals, Inc.

FDA’s Established Pharmacologic Class for it is Leukotriene Receptor Antagonist.

The NADAC file of 2026-10-14 prices it under 17 NDCs (National Drug Codes); the FDA directory lists 16 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 $2.26 for 30 tablets (30 × $0.07528 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 9 labelers

LabelerNDCsPharmacies pay per unit
Torrent Pharmaceuticals Limited3$0.07528 per EA filed
Unichem Pharmaceuticals (USA), Inc.3$0.07528 per EA filed
Camber Pharmaceuticals, Inc.2$0.07528 per EA filed
Macleods Pharmaceuticals Limited2$0.07528 per EA filed
Rising Pharma Holdings, Inc.2$0.07528 per EA filed
Aurobindo Pharma Limited1$0.07528 per EA filed
AvPAK1$0.07528 per EA filed
Chartwell RX, LLC1$0.07528 per EA filed
Lannett Company, Inc.1$0.07528 per EA filed
Not listed as a package in the FDA directory1$0.07528 per EA filed
All 17 NDCs, with labeler and price
  • 13668-0079-05 · Torrent Pharmaceuticals Limited · $0.07528 per EA · eff. 2026-09-23 filed
  • 13668-0079-30 · Torrent Pharmaceuticals Limited · $0.07528 per EA · eff. 2026-09-23 filed
  • 13668-0079-90 · Torrent Pharmaceuticals Limited · $0.07528 per EA · eff. 2026-09-23 filed
  • 29300-0221-10 · Unichem Pharmaceuticals (USA), Inc. · $0.07528 per EA · eff. 2026-09-23 filed
  • 29300-0221-13 · Unichem Pharmaceuticals (USA), Inc. · $0.07528 per EA · eff. 2026-09-23 filed
  • 29300-0221-19 · Unichem Pharmaceuticals (USA), Inc. · $0.07528 per EA · eff. 2026-09-23 filed
  • 31722-0727-30 · Camber Pharmaceuticals, Inc. · $0.07528 per EA · eff. 2026-09-23 filed
  • 31722-0727-90 · Camber Pharmaceuticals, Inc. · $0.07528 per EA · eff. 2026-09-23 filed
  • 33342-0110-07 · Macleods Pharmaceuticals Limited · $0.07528 per EA · eff. 2026-09-23 filed
  • 33342-0110-10 · Macleods Pharmaceuticals Limited · $0.07528 per EA · eff. 2026-09-23 filed
  • 50268-0573-11 · not listed as a package in the FDA directory · $0.07528 per EA · eff. 2026-09-23 filed
  • 50268-0573-15 · AvPAK · $0.07528 per EA · eff. 2026-09-23 filed
  • 57237-0212-30 · Rising Pharma Holdings, Inc. · $0.07528 per EA · eff. 2026-09-23 filed
  • 57237-0212-90 · Rising Pharma Holdings, Inc. · $0.07528 per EA · eff. 2026-09-23 filed
  • 62135-0781-30 · Chartwell RX, LLC · $0.07528 per EA · eff. 2026-09-23 filed
  • 62175-0204-43 · Lannett Company, Inc. · $0.07528 per EA · eff. 2026-09-23 filed
  • 65862-0567-90 · Aurobindo Pharma Limited · $0.07528 per EA · eff. 2026-09-23 filed

Other strengths, forms and brands

5 other products in the NADAC file share the FDA nonproprietary name montelukast sodium with MONTELUKAST SOD 4 MG TAB CHEW.

ProductPharmacies pay per unitMedicare per unit
MONTELUKAST SOD 4 MG GRANULES
generic · granule
$0.81256 per EA filed
eff. 2026-09-23
$0.16779 per EA filed
Part D 2024 average
MONTELUKAST SOD 4 MG TAB CHEW this page
generic · tablet, chewable
$0.07528 per EA filed
eff. 2026-09-23
$0.16779 per EA filed
Part D 2024 average
MONTELUKAST SOD 5 MG TAB CHEW
generic · tablet, chewable
$0.07045 per EA filed
eff. 2026-09-23
$0.16779 per EA filed
Part D 2024 average
MONTELUKAST SOD 10 MG TABLET
generic · tablet, film coated / tablet / tablet, coated
$0.04191 per EA filed
eff. 2026-09-23
$0.16779 per EA filed
Part D 2024 average
SINGULAIR 5 MG TABLET CHEW
brand · tablet, chewable
$9.2741 per EA filed
eff. 2026-01-01
$8.34367 per EA filed
Part D 2024 average
SINGULAIR 10 MG TABLET
brand · tablet, film coated
$9.21312 per EA filed
eff. 2026-09-23
$8.34367 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. 2026-01-01, 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 17 NDCs’ NADAC prices is $0.07528 per EA filed.

Of the 7 other products in FDA’s Leukotriene Receptor Antagonist class priced per EA, 5 have a higher middle NADAC price and 2 a lower one. The one in the middle is ZAFIRLUKAST 20 MG TABLET, at $0.62337 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 $5.03 for 30 tablets, at an average of $0.16779 per EA in 2024 (2024-01-01 to 2024-12-31) for “Montelukast Sodium”, every strength and form sold under that name together (Medicare Part D Spending by Drug, file of 2026-06-25).

That average covers 12,462,037 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 MONTELUKAST SOD 4 MG TAB CHEW 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 Montelukast Sodium / Montelukast 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 generic name.