Product Information
ROPINIROLE HCL ER 4 MG TABLET is a generic product labeled by Dr. Reddy's Laboratories Inc., priced at $0.4617 per EA under NDC 55111066190. Its NADAC has been published 671 times since Nov 28, 2013.
FDA first approved this application on Jun 6, 2012. Its Orange Book therapeutic-equivalence code is AB — FDA rates it therapeutically equivalent to (substitutable for) its reference product.
Strength
4 mg/1
Manufacturer
Dr. Reddy's Laboratories Inc.NDC
55111066190
Classification
Generic
Dosage Form
TABLET, FILM COATED, EXTENDED RELEASE
Route
ORAL
Effective Date
9/23/2026
Active Ingredients
ROPINIROLE HYDROCHLORIDEApproval Type
Generic (ANDA)
FDA Application
ANDA201576FDA Approved
6/6/2012
TE Code
AB
On Market Since
6/6/2012
Pharmacological Classes
Price Statistics
The NADAC for ROPINIROLE HCL ER 4 MG TABLET has been published 671 times since Nov 28, 2013, and over the history we have for it it has declined 86.1%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.4617 per EA |
|---|---|
| All-time high | $4.1067 (Feb 12, 2014) |
| All-time low | $0.4617 (Sep 23, 2026) |
| 52-week high | $0.8362 |
| 52-week low | $0.4617 |
| Median price | $1.1680 |
| Average price | $1.5606 |
| Largest weekly change | +83.6% (Feb 22, 2017) |
| Weeks tracked | 671 |
| Tracking since | Nov 28, 2013 |
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 82% at current NADAC. These are candidates to verify clinically, not guaranteed substitutes — see our generic drug prices guide.
Related Drugs
Same classification
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Manufacturer
Dr. Reddy's Laboratories Inc. manufacturer profile
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Drug market
Ropinirole market comparison
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Therapeutic class
Nonergot Dopamine Agonist class view
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Trend hub
Latest market trends
Zoom back out to the weekly mover view and compare this NDC with the rest of the current NADAC release.
Guide
Understanding NADAC pricing
Use the explainer when you need context on how CMS publishes NADAC and how to interpret the number on this page.
Frequently asked questions
What is the NADAC price of ROPINIROLE HCL ER 4 MG TABLET?
The current National Average Drug Acquisition Cost (NADAC) for ROPINIROLE HCL ER 4 MG TABLET, manufactured by Dr. Reddy's Laboratories Inc., is $0.4617 per EA (NDC 55111066190), effective Sep 30, 2026.
How has the price of ROPINIROLE HCL ER 4 MG TABLET changed over time?
Over the history we have for it, the NADAC for ROPINIROLE HCL ER 4 MG TABLET has declined 86.1%. It has been tracked across 671 weekly CMS publications since Nov 28, 2013.
What are the highest and lowest recorded NADAC prices for ROPINIROLE HCL ER 4 MG TABLET?
Since Nov 28, 2013, the NADAC for ROPINIROLE HCL ER 4 MG TABLET has ranged from a low of $0.4617 (Sep 23, 2026) to a high of $4.1067 (Feb 12, 2014), with a median of $1.1680 per EA.
Are there cheaper alternatives to ROPINIROLE HCL ER 4 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, ROPINIROLE HCL 4 MG TABLET, is $0.0814 per EA — about 82% below ROPINIROLE HCL ER 4 MG TABLET.
Who manufactures ROPINIROLE HCL ER 4 MG TABLET?
ROPINIROLE HCL ER 4 MG TABLET (NDC 55111066190) is labeled by Dr. Reddy's Laboratories Inc., and CMS classifies it as a generic product.