Product Information

MYSOLINE 250 MG TABLET is a brand product labeled by Bausch Health US LLC, priced at $65.6886 per EA under NDC 66490069110. Its NADAC has been published 176 times since Jan 22, 2014.

The High Outlier badge above means this manufacturer's average price in the Primidone market falls above Q3 + 1.5·IQR across all competing manufacturers. We only apply this flag in markets with four or more competitors. Full definition: glossary → outlier.

MYSOLINE 250 MG TABLET

Primidone
$65.6886per EA
High Outlier

Strength

250 mg/1

NDC

66490069110

Classification

Brand

Dosage Form

TABLET

Route

ORAL

Last Updated

1/1/2025

Active Ingredients

PRIMIDONE

Approval Type

New Drug (NDA)

FDA Application

NDA009170

On Market Since

6/24/2009

Pharmacological Classes

Anti-epileptic Agent
Decreased Central Nervous System Disorganized Electrical Activity

Price Statistics

The NADAC for MYSOLINE 250 MG TABLET has been published 176 times since Jan 22, 2014, and over the history we have for it it has risen 512.0%. The table below summarizes its recorded NADAC range and movement.

Current price$65.6886 per EA
All-time high$65.6886 (Oct 1, 2025)
All-time low$10.4212 (Feb 19, 2014)
52-week high$65.6886
52-week low$65.6886
Median price$39.6845
Average price$41.4830
Largest weekly change+57.6% (Aug 21, 2024)
Weeks tracked176
Tracking sinceJan 22, 2014

Price History

1W

0.0%

1M

0.0%

3M

0.0%

6M

0.0%

1Y

0.0%

3Y

+65.5%

5Y

+65.5%

All

+512.0%

Generic Alternatives

The matcher finds 10 NADAC-published products sharing this drug's active ingredient, strength, and dosage form across 10 manufacturers (up to 10 shown below). Switching to the cheapest would cut per-unit acquisition cost by roughly 100% at current NADAC. These are candidates to verify clinically, not guaranteed substitutes — see our generic drug prices guide.

Frequently asked questions

What is the NADAC price of MYSOLINE 250 MG TABLET?

The current National Average Drug Acquisition Cost (NADAC) for MYSOLINE 250 MG TABLET, manufactured by Bausch Health US LLC, is $65.6886 per EA (NDC 66490069110), effective Oct 1, 2025.

How has the price of MYSOLINE 250 MG TABLET changed over time?

Over the history we have for it, the NADAC for MYSOLINE 250 MG TABLET has risen 512.0%. It has been tracked across 176 weekly CMS publications since Jan 22, 2014.

What are the highest and lowest recorded NADAC prices for MYSOLINE 250 MG TABLET?

Since Jan 22, 2014, the NADAC for MYSOLINE 250 MG TABLET has ranged from a low of $10.4212 (Feb 19, 2014) to a high of $65.6886 (Oct 1, 2025), with a median of $39.6845 per EA.

Are there cheaper alternatives to MYSOLINE 250 MG TABLET?

Yes. 10 NADAC-published products share the same active ingredient, strength, and dosage form. The lowest-priced option, PRIMIDONE 250 MG TABLET, is $0.2102 per EA — about 100% below MYSOLINE 250 MG TABLET.

Who manufactures MYSOLINE 250 MG TABLET?

MYSOLINE 250 MG TABLET (NDC 66490069110) is labeled by Bausch Health US LLC, and CMS classifies it as a brand product.