Product Information
THEOPHYLLINE ER 300 MG TABLET is a generic product labeled by Alembic Pharmaceuticals Inc., priced at $0.3324 per EA under NDC 62332002531. Its NADAC has been published 531 times since Mar 30, 2016.
Strength
300 mg/1
Manufacturer
Alembic Pharmaceuticals Inc.NDC
62332002531
Classification
Generic
Dosage Form
TABLET, EXTENDED RELEASE
Route
ORAL
Last Updated
6/17/2026
Active Ingredients
THEOPHYLLINE ANHYDROUSApproval Type
Generic (ANDA)
FDA Application
ANDA090430On Market Since
1/29/2016
Pharmacological Classes
Price Statistics
The NADAC for THEOPHYLLINE ER 300 MG TABLET has been published 531 times since Mar 30, 2016, and over the history we have for it it has risen 10.7%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.3324 per EA |
|---|---|
| All-time high | $3.2010 (Mar 13, 2019) |
| All-time low | $0.3004 (Mar 30, 2016) |
| 52-week high | $0.6132 |
| 52-week low | $0.3196 |
| Median price | $2.4955 |
| Average price | $2.1678 |
| Largest weekly change | +272.4% (May 18, 2016) |
| Weeks tracked | 531 |
| Tracking since | Mar 30, 2016 |
Generic Alternatives
The matcher finds 9 NADAC-published products sharing this drug's active ingredient, strength, and dosage form across 9 manufacturers (up to 10 shown below). None of the shown alternatives sit below the current price. These are candidates to verify clinically, not guaranteed substitutes — see our generic drug prices guide.
Frequently asked questions
What is the NADAC price of THEOPHYLLINE ER 300 MG TABLET?
The current National Average Drug Acquisition Cost (NADAC) for THEOPHYLLINE ER 300 MG TABLET, manufactured by Alembic Pharmaceuticals Inc., is $0.3324 per EA (NDC 62332002531), effective Jun 24, 2026.
How has the price of THEOPHYLLINE ER 300 MG TABLET changed over time?
Over the history we have for it, the NADAC for THEOPHYLLINE ER 300 MG TABLET has risen 10.7%. It has been tracked across 531 weekly CMS publications since Mar 30, 2016.
What are the highest and lowest recorded NADAC prices for THEOPHYLLINE ER 300 MG TABLET?
Since Mar 30, 2016, the NADAC for THEOPHYLLINE ER 300 MG TABLET has ranged from a low of $0.3004 (Mar 30, 2016) to a high of $3.2010 (Mar 13, 2019), with a median of $2.4955 per EA.
Are there cheaper alternatives to THEOPHYLLINE ER 300 MG TABLET?
9 NADAC-published products share the same active ingredient, strength, and dosage form as THEOPHYLLINE ER 300 MG TABLET, but none are currently priced below it.
Who manufactures THEOPHYLLINE ER 300 MG TABLET?
THEOPHYLLINE ER 300 MG TABLET (NDC 62332002531) is labeled by Alembic Pharmaceuticals Inc., and CMS classifies it as a generic product.
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