Product Information
PHENOBARBITAL 16.2 MG TABLET is a generic product labeled by Endo USA Inc., priced at $0.0559 per EA under NDC 00603516521. Its NADAC has been published 671 times since Nov 28, 2013.
Strength
16.2 mg/1
Manufacturer
Endo USA Inc.NDC
00603516521
Classification
Generic
Dosage Form
TABLET
Route
ORAL
Effective Date
9/23/2026
Active Ingredients
PHENOBARBITALApproval Type
Unapproved
On Market Since
3/1/2002
Price Statistics
The NADAC for PHENOBARBITAL 16.2 MG TABLET has been published 671 times since Nov 28, 2013, and over the history we have for it it has declined 56.8%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.0559 per EA |
|---|---|
| All-time high | $0.4365 (Oct 12, 2016) |
| All-time low | $0.0483 (Jun 17, 2026) |
| 52-week high | $0.0692 |
| 52-week low | $0.0483 |
| Median price | $0.2424 |
| Average price | $0.2450 |
| Largest weekly change | +149.4% (Jun 19, 2024) |
| Weeks tracked | 671 |
| Tracking since | Nov 28, 2013 |
Generic Alternatives
The matcher finds 2 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 12% 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
Endo USA Inc. manufacturer profile
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Guide
Understanding NADAC pricing
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Frequently asked questions
What is the NADAC price of PHENOBARBITAL 16.2 MG TABLET?
The current National Average Drug Acquisition Cost (NADAC) for PHENOBARBITAL 16.2 MG TABLET, manufactured by Endo USA Inc., is $0.0559 per EA (NDC 00603516521), effective Sep 30, 2026.
How has the price of PHENOBARBITAL 16.2 MG TABLET changed over time?
Over the history we have for it, the NADAC for PHENOBARBITAL 16.2 MG TABLET has declined 56.8%. It has been tracked across 671 weekly CMS publications since Nov 28, 2013.
What are the highest and lowest recorded NADAC prices for PHENOBARBITAL 16.2 MG TABLET?
Since Nov 28, 2013, the NADAC for PHENOBARBITAL 16.2 MG TABLET has ranged from a low of $0.0483 (Jun 17, 2026) to a high of $0.4365 (Oct 12, 2016), with a median of $0.2424 per EA.
Are there cheaper alternatives to PHENOBARBITAL 16.2 MG TABLET?
Yes. 2 manufacturers publish a NADAC-priced product with the same active ingredient and strength in a comparable dosage form. The lowest-priced option, PHENOBARBITAL 16.2 MG TABLET, is $0.0495 per EA — about 12% below PHENOBARBITAL 16.2 MG TABLET.
Who manufactures PHENOBARBITAL 16.2 MG TABLET?
PHENOBARBITAL 16.2 MG TABLET (NDC 00603516521) is labeled by Endo USA Inc., and CMS classifies it as a generic product.