Product Information
PHENOBARBITAL 64.8 MG TABLET is a generic product labeled by Endo USA Inc., priced at $0.1016 per EA under NDC 00603516721. Its NADAC has been published 671 times since Nov 28, 2013.
Strength
64.8 mg/1
Manufacturer
Endo USA Inc.NDC
00603516721
Classification
Generic
Dosage Form
TABLET
Route
ORAL
Effective Date
9/23/2026
Active Ingredients
PHENOBARBITALApproval Type
Unapproved
On Market Since
12/1/2001
Price Statistics
The NADAC for PHENOBARBITAL 64.8 MG TABLET has been published 671 times since Nov 28, 2013, and over the history we have for it it has declined 52.1%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.1016 per EA |
|---|---|
| All-time high | $0.7099 (Apr 13, 2016) |
| All-time low | $0.0928 (Jul 22, 2026) |
| 52-week high | $0.1607 |
| 52-week low | $0.0928 |
| Median price | $0.3872 |
| Average price | $0.3885 |
| Largest weekly change | +98.1% (Aug 21, 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 4% at current NADAC. These are candidates to verify clinically, not guaranteed substitutes — see our generic drug prices guide.
Related Drugs
Same classification
Continue researching this drug
Use these direct paths to move from a single NDC into the surrounding market, manufacturer, class, and trend context.
Manufacturer
Endo USA Inc. manufacturer profile
See the full portfolio, pricing trend, and other products from this labeler.
Drug market
phenobarbital market comparison
Compare this molecule across participating manufacturers and inspect the broader market price spread.
Trend hub
Latest market trends
Zoom back out to the weekly mover view and compare this NDC with the rest of the current NADAC release.
Guide
Understanding NADAC pricing
Use the explainer when you need context on how CMS publishes NADAC and how to interpret the number on this page.
Frequently asked questions
What is the NADAC price of PHENOBARBITAL 64.8 MG TABLET?
The current National Average Drug Acquisition Cost (NADAC) for PHENOBARBITAL 64.8 MG TABLET, manufactured by Endo USA Inc., is $0.1016 per EA (NDC 00603516721), effective Sep 30, 2026.
How has the price of PHENOBARBITAL 64.8 MG TABLET changed over time?
Over the history we have for it, the NADAC for PHENOBARBITAL 64.8 MG TABLET has declined 52.1%. It has been tracked across 671 weekly CMS publications since Nov 28, 2013.
What are the highest and lowest recorded NADAC prices for PHENOBARBITAL 64.8 MG TABLET?
Since Nov 28, 2013, the NADAC for PHENOBARBITAL 64.8 MG TABLET has ranged from a low of $0.0928 (Jul 22, 2026) to a high of $0.7099 (Apr 13, 2016), with a median of $0.3872 per EA.
Are there cheaper alternatives to PHENOBARBITAL 64.8 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 64.8 MG TABLET, is $0.0971 per EA — about 4% below PHENOBARBITAL 64.8 MG TABLET.
Who manufactures PHENOBARBITAL 64.8 MG TABLET?
PHENOBARBITAL 64.8 MG TABLET (NDC 00603516721) is labeled by Endo USA Inc., and CMS classifies it as a generic product.