Product Information

PHENTERMINE-TOPIRAMATE ER 3.75-23 MG CAPSULE is a generic product labeled by Prasco Laboratories, priced at $3.3050 per EA under NDC 66993078030. Its NADAC has been published 41 times since Sep 17, 2025.

PHENTERMINE-TOPIRAMATE ER 3.75-23 MG CAPSULE

phentermine and topiramate
$3.3050per EA
DEA Schedule CIV

Strength

3.75; 23 mg/1; mg/1

NDC

66993078030

Classification

Generic

Dosage Form

CAPSULE, EXTENDED RELEASE

Route

ORAL

Last Updated

6/17/2026

Approval Type

Authorized Generic (NDA)

FDA Application

NDA022580

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 3.75-23 MG CAPSULE has been published 41 times since Sep 17, 2025, and over the history we have for it it has risen 26.0%. The table below summarizes its recorded NADAC range and movement.

Current price$3.3050 per EA
All-time high$3.5336 (Jan 14, 2026)
All-time low$2.6225 (Sep 17, 2025)
52-week high$3.5336
52-week low$2.6225
Median price$3.0325
Average price$3.0829
Largest weekly change+11.1% (Oct 22, 2025)
Weeks tracked41
Tracking sinceSep 17, 2025

Price History

1W

0.0%

1M

+9.0%

3M

+16.1%

6M

-6.5%

1Y

N/A

3Y

N/A

5Y

N/A

All

+26.0%

Generic Alternatives

The matcher finds 1 NADAC-published product sharing this drug's active ingredient, strength, and dosage form across 1 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 3.75-23 MG CAPSULE?

The current National Average Drug Acquisition Cost (NADAC) for PHENTERMINE-TOPIRAMATE ER 3.75-23 MG CAPSULE, manufactured by Prasco Laboratories, is $3.3050 per EA (NDC 66993078030), effective Jun 24, 2026.

How has the price of PHENTERMINE-TOPIRAMATE ER 3.75-23 MG CAPSULE changed over time?

Over the history we have for it, the NADAC for PHENTERMINE-TOPIRAMATE ER 3.75-23 MG CAPSULE has risen 26.0%. It has been tracked across 41 weekly CMS publications since Sep 17, 2025.

What are the highest and lowest recorded NADAC prices for PHENTERMINE-TOPIRAMATE ER 3.75-23 MG CAPSULE?

Since Sep 17, 2025, the NADAC for PHENTERMINE-TOPIRAMATE ER 3.75-23 MG CAPSULE has ranged from a low of $2.6225 (Sep 17, 2025) to a high of $3.5336 (Jan 14, 2026), with a median of $3.0325 per EA.

Are there cheaper alternatives to PHENTERMINE-TOPIRAMATE ER 3.75-23 MG CAPSULE?

1 NADAC-published product shares the same active ingredient, strength, and dosage form as PHENTERMINE-TOPIRAMATE ER 3.75-23 MG CAPSULE, but none are currently priced below it.

Who manufactures PHENTERMINE-TOPIRAMATE ER 3.75-23 MG CAPSULE?

PHENTERMINE-TOPIRAMATE ER 3.75-23 MG CAPSULE (NDC 66993078030) is labeled by Prasco Laboratories, and CMS classifies it as a generic product.