Product Information
DILTIAZEM 12HR ER 120 MG CAP is a generic product labeled by Mayne Pharma, priced at $2.4718 per EA under NDC 51862033001. Its NADAC has been published 147 times since May 10, 2023.
FDA first approved this application on May 5, 2022. Its Orange Book therapeutic-equivalence code is AB1 — FDA rates it therapeutically equivalent to (substitutable for) its reference product.
Strength
120 mg/1
Manufacturer
Mayne PharmaNDC
51862033001
Classification
Generic
Dosage Form
CAPSULE, EXTENDED RELEASE
Route
ORAL
Effective Date
2/18/2026
Active Ingredients
DILTIAZEM HYDROCHLORIDEApproval Type
Generic (ANDA)
FDA Application
ANDA215775FDA Approved
5/5/2022
TE Code
AB1
On Market Since
1/30/2023
Pharmacological Classes
Price Statistics
The NADAC for DILTIAZEM 12HR ER 120 MG CAP has been published 147 times since May 10, 2023, and over the history we have for it it has declined 34.8%. The table below summarizes its recorded NADAC range and movement.
| Current price | $2.4718 per EA |
|---|---|
| All-time high | $3.9505 (Sep 13, 2023) |
| All-time low | $1.4219 (Jul 17, 2024) |
| 52-week high | $2.5115 |
| 52-week low | $2.1640 |
| Median price | $2.4454 |
| Average price | $2.7573 |
| Largest weekly change | -50.4% (Apr 17, 2024) |
| Weeks tracked | 147 |
| Tracking since | May 10, 2023 |
1W
N/A
1M
N/A
3M
N/A
6M
0.0%
1Y
-1.6%
3Y
-34.7%
5Y
N/A
All
-34.8%
Last surveyed Feb 25, 2026 — this NDC no longer appears in the current weekly NADAC file.
Generic Alternatives
The matcher finds 10 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 96% at current NADAC. These are candidates to verify clinically, not guaranteed substitutes — see our generic drug prices guide.
Related Drugs
Same classification
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 Mayne Pharma, is $2.4718 per EA (NDC 51862033001), effective Feb 25, 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 34.8%. It has been tracked across 147 weekly CMS publications since May 10, 2023.
What are the highest and lowest recorded NADAC prices for DILTIAZEM 12HR ER 120 MG CAP?
Since May 10, 2023, the NADAC for DILTIAZEM 12HR ER 120 MG CAP has ranged from a low of $1.4219 (Jul 17, 2024) to a high of $3.9505 (Sep 13, 2023), with a median of $2.4454 per EA.
Are there cheaper alternatives to DILTIAZEM 12HR ER 120 MG CAP?
Yes. 10 manufacturers publish a NADAC-priced product with the same active ingredient and strength in a comparable dosage form. The lowest-priced option, DILTIAZEM 24HR ER 120 MG CAP, is $0.0903 per EA — about 96% below DILTIAZEM 12HR ER 120 MG CAP.
Who manufactures DILTIAZEM 12HR ER 120 MG CAP?
DILTIAZEM 12HR ER 120 MG CAP (NDC 51862033001) is labeled by Mayne Pharma, and CMS classifies it as a generic product.