Product Information

PROMETHEGAN 12.5 MG SUPPOS is a generic product labeled by Cosette Pharmaceuticals, Inc., priced at $1.8586 per EA under NDC 00713053612. Its NADAC has been published 665 times since Nov 28, 2013.

FDA first approved this application on Feb 5, 2002. Its Orange Book therapeutic-equivalence code is AB — FDA rates it therapeutically equivalent to (substitutable for) its reference product.

The High Outlier badge above means this manufacturer's average price in the promethazine hydrochloride 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.

PROMETHEGAN 12.5 MG SUPPOS

promethazine hydrochloride
$1.8586per EA
High Outlier

Strength

12.5 mg/1

NDC

00713053612

Classification

Generic

Dosage Form

SUPPOSITORY

Route

RECTAL

Effective Date

8/19/2026

Active Ingredients

PROMETHAZINE HYDROCHLORIDE

Approval Type

Generic (ANDA)

FDA Application

ANDA040428

FDA Approved

2/5/2002

TE Code

AB

On Market Since

2/28/2004

Pharmacological Classes

Phenothiazine
Phenothiazines

Price Statistics

The NADAC for PROMETHEGAN 12.5 MG SUPPOS has been published 665 times since Nov 28, 2013, and over the history we have for it it has declined 80.1%. The table below summarizes its recorded NADAC range and movement.

Current price$1.8586 per EA
All-time high$10.4335 (Jul 15, 2015)
All-time low$1.6445 (Nov 20, 2024)
52-week high$2.2706
52-week low$1.7078
Median price$5.4063
Average price$5.6107
Largest weekly change+60.0% (Jan 18, 2023)
Weeks tracked665
Tracking sinceNov 28, 2013

Price History

1W

-11.5%

1M

-11.5%

3M

-1.1%

6M

-6.7%

1Y

-18.1%

3Y

-48.3%

5Y

-63.3%

All

-80.1%

Generic Alternatives

No other NADAC-published product shares this drug's active ingredient and strength in a comparable dosage form. Compare the broader picture on the promethazine hydrochloride market page.

Lowest-Cost Alternatives

No alternatives available

No alternatives found with the same active ingredient and strength in a comparable dosage form.

Frequently asked questions

What is the NADAC price of PROMETHEGAN 12.5 MG SUPPOS?

The current National Average Drug Acquisition Cost (NADAC) for PROMETHEGAN 12.5 MG SUPPOS, manufactured by Cosette Pharmaceuticals, Inc., is $1.8586 per EA (NDC 00713053612), effective Aug 19, 2026.

How has the price of PROMETHEGAN 12.5 MG SUPPOS changed over time?

Over the history we have for it, the NADAC for PROMETHEGAN 12.5 MG SUPPOS has declined 80.1%. It has been tracked across 665 weekly CMS publications since Nov 28, 2013.

What are the highest and lowest recorded NADAC prices for PROMETHEGAN 12.5 MG SUPPOS?

Since Nov 28, 2013, the NADAC for PROMETHEGAN 12.5 MG SUPPOS has ranged from a low of $1.6445 (Nov 20, 2024) to a high of $10.4335 (Jul 15, 2015), with a median of $5.4063 per EA.

Are there cheaper alternatives to PROMETHEGAN 12.5 MG SUPPOS?

No other NADAC-published product currently shares the active ingredient and strength of PROMETHEGAN 12.5 MG SUPPOS in a comparable dosage form, so no direct lower-cost alternative is listed.

Who manufactures PROMETHEGAN 12.5 MG SUPPOS?

PROMETHEGAN 12.5 MG SUPPOS (NDC 00713053612) is labeled by Cosette Pharmaceuticals, Inc., and CMS classifies it as a generic product.