Product Information
DILTIAZEM 24H ER(CD) 300 MG CP is a generic product labeled by Endo USA Inc., priced at $0.3005 per EA under NDC 10370083205. Its NADAC has been published 467 times since Sep 13, 2017.
FDA first approved this application on Dec 20, 1999. Its Orange Book therapeutic-equivalence code is AB3 — FDA rates it therapeutically equivalent to (substitutable for) its reference product.
Strength
300 mg/1
Manufacturer
Endo USA Inc.NDC
10370083205
Classification
Generic
Dosage Form
CAPSULE, COATED, EXTENDED RELEASE
Route
ORAL
Effective Date
8/19/2026
Active Ingredients
DILTIAZEM HYDROCHLORIDEApproval Type
Generic (ANDA)
FDA Application
ANDA074984FDA Approved
12/20/1999
TE Code
AB3
On Market Since
10/1/2015
Pharmacological Classes
Price Statistics
The NADAC for DILTIAZEM 24H ER(CD) 300 MG CP has been published 467 times since Sep 13, 2017, and over the history we have for it it has declined 48.5%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.3005 per EA |
|---|---|
| All-time high | $0.6510 (Oct 11, 2017) |
| All-time low | $0.2613 (Apr 19, 2023) |
| 52-week high | $0.3098 |
| 52-week low | $0.2943 |
| Median price | $0.3786 |
| Average price | $0.4074 |
| Largest weekly change | +35.3% (Aug 21, 2024) |
| Weeks tracked | 467 |
| Tracking since | Sep 13, 2017 |
Generic Alternatives
The matcher finds 5 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 42% 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(CD) 300 MG CP?
The current National Average Drug Acquisition Cost (NADAC) for DILTIAZEM 24H ER(CD) 300 MG CP, manufactured by Endo USA Inc., is $0.3005 per EA (NDC 10370083205), effective Aug 19, 2026.
How has the price of DILTIAZEM 24H ER(CD) 300 MG CP changed over time?
Over the history we have for it, the NADAC for DILTIAZEM 24H ER(CD) 300 MG CP has declined 48.5%. It has been tracked across 467 weekly CMS publications since Sep 13, 2017.
What are the highest and lowest recorded NADAC prices for DILTIAZEM 24H ER(CD) 300 MG CP?
Since Sep 13, 2017, the NADAC for DILTIAZEM 24H ER(CD) 300 MG CP has ranged from a low of $0.2613 (Apr 19, 2023) to a high of $0.6510 (Oct 11, 2017), with a median of $0.3786 per EA.
Are there cheaper alternatives to DILTIAZEM 24H ER(CD) 300 MG CP?
Yes. 5 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 300 MG CAP, is $0.1729 per EA — about 42% below DILTIAZEM 24H ER(CD) 300 MG CP.
Who manufactures DILTIAZEM 24H ER(CD) 300 MG CP?
DILTIAZEM 24H ER(CD) 300 MG CP (NDC 10370083205) is labeled by Endo USA Inc., and CMS classifies it as a generic product.