Product Information
PHENOBARBITAL 100 MG TABLET is a generic product labeled by Trigen Laboratories, LLC, priced at $0.2127 per EA under NDC 13811030310. Its NADAC has been published 48 times since Nov 5, 2025.
Strength
100 mg/1
Manufacturer
Trigen Laboratories, LLCNDC
13811030310
Classification
Generic
Dosage Form
TABLET
Route
ORAL
Effective Date
9/23/2026
Active Ingredients
PHENOBARBITALApproval Type
Unapproved
On Market Since
4/1/2025
Price Statistics
The NADAC for PHENOBARBITAL 100 MG TABLET has been published 48 times since Nov 5, 2025, and over the history we have for it it has declined 12.0%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.2127 per EA |
|---|---|
| All-time high | $0.2472 (Sep 16, 2026) |
| All-time low | $0.2102 (Jan 21, 2026) |
| 52-week high | $0.2472 |
| 52-week low | $0.2102 |
| Median price | $0.2258 |
| Average price | $0.2265 |
| Largest weekly change | -14.0% (Sep 23, 2026) |
| Weeks tracked | 48 |
| Tracking since | Nov 5, 2025 |
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). 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.
Related Drugs
Same classification
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Manufacturer
Trigen Laboratories, LLC manufacturer profile
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Drug market
Phenobarbital market comparison
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Guide
Understanding NADAC pricing
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Frequently asked questions
What is the NADAC price of PHENOBARBITAL 100 MG TABLET?
The current National Average Drug Acquisition Cost (NADAC) for PHENOBARBITAL 100 MG TABLET, manufactured by Trigen Laboratories, LLC, is $0.2127 per EA (NDC 13811030310), effective Sep 30, 2026.
How has the price of PHENOBARBITAL 100 MG TABLET changed over time?
Over the history we have for it, the NADAC for PHENOBARBITAL 100 MG TABLET has declined 12.0%. It has been tracked across 48 weekly CMS publications since Nov 5, 2025.
What are the highest and lowest recorded NADAC prices for PHENOBARBITAL 100 MG TABLET?
Since Nov 5, 2025, the NADAC for PHENOBARBITAL 100 MG TABLET has ranged from a low of $0.2102 (Jan 21, 2026) to a high of $0.2472 (Sep 16, 2026), with a median of $0.2258 per EA.
Are there cheaper alternatives to PHENOBARBITAL 100 MG TABLET?
5 manufacturers publish a NADAC-priced product with the same active ingredient and strength as PHENOBARBITAL 100 MG TABLET in a comparable dosage form, but none are currently priced below it.
Who manufactures PHENOBARBITAL 100 MG TABLET?
PHENOBARBITAL 100 MG TABLET (NDC 13811030310) is labeled by Trigen Laboratories, LLC, and CMS classifies it as a generic product.