Product Information
DILTIAZEM 12HR ER 120 MG CAP is a generic product labeled by Upsher-Smith Laboratories LLC, priced at $1.9704 per EA under NDC 24979018301. Its NADAC has been published 140 times since Jan 31, 2024.
FDA first approved this application on Mar 1, 2023. Its Orange Book therapeutic-equivalence code is AB1 — FDA rates it therapeutically equivalent to (substitutable for) its reference product.
Strength
120 mg/1
Manufacturer
Upsher-Smith Laboratories LLCNDC
24979018301
Classification
Generic
Dosage Form
CAPSULE, EXTENDED RELEASE
Route
ORAL
Effective Date
9/23/2026
Active Ingredients
DILTIAZEM HYDROCHLORIDEApproval Type
Generic (ANDA)
FDA Application
ANDA217377FDA Approved
3/1/2023
TE Code
AB1
On Market Since
5/1/2023
Pharmacological Classes
Price Statistics
The NADAC for DILTIAZEM 12HR ER 120 MG CAP has been published 140 times since Jan 31, 2024, and over the history we have for it it has declined 49.1%. The table below summarizes its recorded NADAC range and movement.
| Current price | $1.9704 per EA |
|---|---|
| All-time high | $3.8740 (Feb 14, 2024) |
| All-time low | $1.4219 (Jul 17, 2024) |
| 52-week high | $2.4718 |
| 52-week low | $1.9704 |
| Median price | $2.2996 |
| Average price | $2.3345 |
| Largest weekly change | -50.4% (Apr 17, 2024) |
| Weeks tracked | 140 |
| Tracking since | Jan 31, 2024 |
Generic Alternatives
The matcher finds 6 manufacturers offering a NADAC-published product with this drug's active ingredient and strength in a comparable dosage form (cheapest from each manufacturer, up to 10 shown below). Switching to the cheapest would cut per-unit acquisition cost by roughly 95% at current NADAC. These are candidates to verify clinically, not guaranteed substitutes — see our generic drug prices guide.
Related Drugs
Same classification
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Manufacturer
Upsher-Smith Laboratories LLC manufacturer profile
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Drug market
diltiazem hydrochloride market comparison
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Therapeutic class
Calcium Channel Blocker class view
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Trend hub
Latest market trends
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Guide
Understanding NADAC pricing
Use the explainer when you need context on how CMS publishes NADAC and how to interpret the number on this page.
Frequently asked questions
What is the NADAC price of DILTIAZEM 12HR ER 120 MG CAP?
The current National Average Drug Acquisition Cost (NADAC) for DILTIAZEM 12HR ER 120 MG CAP, manufactured by Upsher-Smith Laboratories LLC, is $1.9704 per EA (NDC 24979018301), effective Sep 30, 2026.
How has the price of DILTIAZEM 12HR ER 120 MG CAP changed over time?
Over the history we have for it, the NADAC for DILTIAZEM 12HR ER 120 MG CAP has declined 49.1%. It has been tracked across 140 weekly CMS publications since Jan 31, 2024.
What are the highest and lowest recorded NADAC prices for DILTIAZEM 12HR ER 120 MG CAP?
Since Jan 31, 2024, the NADAC for DILTIAZEM 12HR ER 120 MG CAP has ranged from a low of $1.4219 (Jul 17, 2024) to a high of $3.8740 (Feb 14, 2024), with a median of $2.2996 per EA.
Are there cheaper alternatives to DILTIAZEM 12HR ER 120 MG CAP?
Yes. 6 manufacturers publish a NADAC-priced product with the same active ingredient and strength in a comparable dosage form. The lowest-priced option, TIADYLT ER 120 MG CAPSULE, is $0.1054 per EA — about 95% below DILTIAZEM 12HR ER 120 MG CAP.
Who manufactures DILTIAZEM 12HR ER 120 MG CAP?
DILTIAZEM 12HR ER 120 MG CAP (NDC 24979018301) is labeled by Upsher-Smith Laboratories LLC, and CMS classifies it as a generic product.