Product Information
DILTIAZEM 24H ER(XR) 180 MG CP is a generic product labeled by Alembic Pharmaceuticals Inc., priced at $0.3510 per EA under NDC 62332081631. Its NADAC has been published 71 times since Apr 16, 2025.
FDA first approved this application on Oct 18, 2024. Its Orange Book therapeutic-equivalence code is AB2 — FDA rates it therapeutically equivalent to (substitutable for) its reference product.
Strength
180 mg/1
Manufacturer
Alembic Pharmaceuticals Inc.NDC
62332081631
Classification
Generic
Dosage Form
CAPSULE, EXTENDED RELEASE
Route
ORAL
Effective Date
8/19/2026
Active Ingredients
DILTIAZEM HYDROCHLORIDEApproval Type
Generic (ANDA)
FDA Application
ANDA218587FDA Approved
10/18/2024
TE Code
AB2
On Market Since
10/28/2024
Pharmacological Classes
Price Statistics
The NADAC for DILTIAZEM 24H ER(XR) 180 MG CP has been published 71 times since Apr 16, 2025, and over the history we have for it it has declined 23.6%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.3510 per EA |
|---|---|
| All-time high | $0.5135 (Nov 12, 2025) |
| All-time low | $0.3475 (Jul 22, 2026) |
| 52-week high | $0.5135 |
| 52-week low | $0.3475 |
| Median price | $0.4839 |
| Average price | $0.4573 |
| Largest weekly change | -11.4% (Apr 22, 2026) |
| Weeks tracked | 71 |
| Tracking since | Apr 16, 2025 |
Generic Alternatives
The matcher finds 7 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 67% 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 24H ER(XR) 180 MG CP?
The current National Average Drug Acquisition Cost (NADAC) for DILTIAZEM 24H ER(XR) 180 MG CP, manufactured by Alembic Pharmaceuticals Inc., is $0.3510 per EA (NDC 62332081631), effective Aug 19, 2026.
How has the price of DILTIAZEM 24H ER(XR) 180 MG CP changed over time?
Over the history we have for it, the NADAC for DILTIAZEM 24H ER(XR) 180 MG CP has declined 23.6%. It has been tracked across 71 weekly CMS publications since Apr 16, 2025.
What are the highest and lowest recorded NADAC prices for DILTIAZEM 24H ER(XR) 180 MG CP?
Since Apr 16, 2025, the NADAC for DILTIAZEM 24H ER(XR) 180 MG CP has ranged from a low of $0.3475 (Jul 22, 2026) to a high of $0.5135 (Nov 12, 2025), with a median of $0.4839 per EA.
Are there cheaper alternatives to DILTIAZEM 24H ER(XR) 180 MG CP?
Yes. 7 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 180 MG CAP, is $0.1160 per EA — about 67% below DILTIAZEM 24H ER(XR) 180 MG CP.
Who manufactures DILTIAZEM 24H ER(XR) 180 MG CP?
DILTIAZEM 24H ER(XR) 180 MG CP (NDC 62332081631) is labeled by Alembic Pharmaceuticals Inc., and CMS classifies it as a generic product.