Product Information
DARIFENACIN ER 7.5 MG TABLET is a generic product labeled by Macleods Pharmaceuticals Limited, priced at $0.5762 per EA under NDC 33342027607. Its NADAC has been published 441 times since Mar 14, 2018.
FDA first approved this application on Jul 28, 2017. 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 Darifenacin 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.
Strength
7.5 mg/1
Manufacturer
Macleods Pharmaceuticals LimitedNDC
33342027607
Classification
Generic
Dosage Form
TABLET, EXTENDED RELEASE
Route
ORAL
Effective Date
8/19/2026
Active Ingredients
DARIFENACIN HYDROBROMIDEApproval Type
Generic (ANDA)
FDA Application
ANDA207302FDA Approved
7/28/2017
TE Code
AB
On Market Since
7/29/2017
Pharmacological Classes
Price Statistics
The NADAC for DARIFENACIN ER 7.5 MG TABLET has been published 441 times since Mar 14, 2018, and over the history we have for it it has declined 90.7%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.5762 per EA |
|---|---|
| All-time high | $6.2042 (Mar 14, 2018) |
| All-time low | $0.5115 (Aug 20, 2025) |
| 52-week high | $0.7315 |
| 52-week low | $0.5115 |
| Median price | $1.6968 |
| Average price | $1.9688 |
| Largest weekly change | +76.3% (May 22, 2019) |
| Weeks tracked | 441 |
| Tracking since | Mar 14, 2018 |
Generic Alternatives
The matcher finds 4 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). Switching to the cheapest would cut per-unit acquisition cost by roughly 11% at current NADAC. These are candidates to verify clinically, not guaranteed substitutes — see our generic drug prices guide.
Related Drugs
Same classification
Frequently asked questions
What is the NADAC price of DARIFENACIN ER 7.5 MG TABLET?
The current National Average Drug Acquisition Cost (NADAC) for DARIFENACIN ER 7.5 MG TABLET, manufactured by Macleods Pharmaceuticals Limited, is $0.5762 per EA (NDC 33342027607), effective Aug 19, 2026.
How has the price of DARIFENACIN ER 7.5 MG TABLET changed over time?
Over the history we have for it, the NADAC for DARIFENACIN ER 7.5 MG TABLET has declined 90.7%. It has been tracked across 441 weekly CMS publications since Mar 14, 2018.
What are the highest and lowest recorded NADAC prices for DARIFENACIN ER 7.5 MG TABLET?
Since Mar 14, 2018, the NADAC for DARIFENACIN ER 7.5 MG TABLET has ranged from a low of $0.5115 (Aug 20, 2025) to a high of $6.2042 (Mar 14, 2018), with a median of $1.6968 per EA.
Are there cheaper alternatives to DARIFENACIN ER 7.5 MG TABLET?
Yes. 4 manufacturers publish a NADAC-priced product with the same active ingredient and strength in a comparable dosage form. The lowest-priced option, DARIFENACIN ER 7.5 MG TABLET, is $0.5115 per EA — about 11% below DARIFENACIN ER 7.5 MG TABLET.
Who manufactures DARIFENACIN ER 7.5 MG TABLET?
DARIFENACIN ER 7.5 MG TABLET (NDC 33342027607) is labeled by Macleods Pharmaceuticals Limited, and CMS classifies it as a generic product.