Product Information

PHENTERMINE-TOPIRAMATE ER 15-92 MG CAPSULE is a generic product labeled by Prasco Laboratories, priced at $3.1846 per EA under NDC 66993078330. Its NADAC has been published 49 times since Sep 17, 2025.

FDA first approved this application on Jul 17, 2012. Its Orange Book therapeutic-equivalence code is AB — FDA rates it therapeutically equivalent to (substitutable for) its reference product.

PHENTERMINE-TOPIRAMATE ER 15-92 MG CAPSULE

phentermine and topiramate
$3.1846per EA
DEA Schedule CIV

Strength

15; 92 mg/1; mg/1

NDC

66993078330

Classification

Generic

Dosage Form

CAPSULE, EXTENDED RELEASE

Route

ORAL

Effective Date

8/19/2026

Approval Type

Authorized Generic (NDA)

FDA Application

NDA022580

FDA Approved

7/17/2012

TE Code

AB

On Market Since

6/1/2025

Pharmacological Classes

Appetite Suppression
Cytochrome P450 2C19 Inhibitors
Cytochrome P450 3A4 Inducers
Decreased Central Nervous System Disorganized Electrical Activity
Increased Sympathetic Activity
Sympathomimetic Amine Anorectic

Price Statistics

The NADAC for PHENTERMINE-TOPIRAMATE ER 15-92 MG CAPSULE has been published 49 times since Sep 17, 2025, and over the history we have for it it has held within roughly two percent of its current level. The table below summarizes its recorded NADAC range and movement.

Current price$3.1846 per EA
All-time high$3.7531 (Mar 11, 2026)
All-time low$3.1437 (Sep 17, 2025)
52-week high$3.7531
52-week low$3.1437
Median price$3.4861
Average price$3.4729
Largest weekly change+6.7% (Dec 17, 2025)
Weeks tracked49
Tracking sinceSep 17, 2025

Price History

1W

-6.0%

1M

-6.0%

3M

-8.6%

6M

-15.1%

1Y

N/A

3Y

N/A

5Y

N/A

All

+1.3%

Generic Alternatives

The matcher finds 1 manufacturer 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.

Lowest-Cost Alternatives

1 alternative • Same active ingredient

Frequently asked questions

What is the NADAC price of PHENTERMINE-TOPIRAMATE ER 15-92 MG CAPSULE?

The current National Average Drug Acquisition Cost (NADAC) for PHENTERMINE-TOPIRAMATE ER 15-92 MG CAPSULE, manufactured by Prasco Laboratories, is $3.1846 per EA (NDC 66993078330), effective Aug 19, 2026.

How has the price of PHENTERMINE-TOPIRAMATE ER 15-92 MG CAPSULE changed over time?

Over the history we have for it, the NADAC for PHENTERMINE-TOPIRAMATE ER 15-92 MG CAPSULE has held within roughly two percent of its current level. It has been tracked across 49 weekly CMS publications since Sep 17, 2025.

What are the highest and lowest recorded NADAC prices for PHENTERMINE-TOPIRAMATE ER 15-92 MG CAPSULE?

Since Sep 17, 2025, the NADAC for PHENTERMINE-TOPIRAMATE ER 15-92 MG CAPSULE has ranged from a low of $3.1437 (Sep 17, 2025) to a high of $3.7531 (Mar 11, 2026), with a median of $3.4861 per EA.

Are there cheaper alternatives to PHENTERMINE-TOPIRAMATE ER 15-92 MG CAPSULE?

1 manufacturer publishes a NADAC-priced product with the same active ingredient and strength as PHENTERMINE-TOPIRAMATE ER 15-92 MG CAPSULE in a comparable dosage form, but none are currently priced below it.

Who manufactures PHENTERMINE-TOPIRAMATE ER 15-92 MG CAPSULE?

PHENTERMINE-TOPIRAMATE ER 15-92 MG CAPSULE (NDC 66993078330) is labeled by Prasco Laboratories, and CMS classifies it as a generic product.