Product Information
SPIRONOLACTONE 100 MG TABLET is a generic product labeled by NorthStar Rx LLC, priced at $0.1699 per EA under NDC 72603013602. Its NADAC has been published 111 times since Jul 10, 2024.
FDA first approved this application on Mar 6, 2014. Its Orange Book therapeutic-equivalence code is AB — FDA rates it therapeutically equivalent to (substitutable for) its reference product.
Strength
100 mg/1
Manufacturer
NorthStar Rx LLCNDC
72603013602
Classification
Generic
Dosage Form
TABLET
Route
ORAL
Effective Date
8/19/2026
Active Ingredients
SPIRONOLACTONEApproval Type
Generic (ANDA)
FDA Application
ANDA202187FDA Approved
3/6/2014
TE Code
AB
On Market Since
12/13/2019
Pharmacological Classes
Price Statistics
The NADAC for SPIRONOLACTONE 100 MG TABLET has been published 111 times since Jul 10, 2024, and over the history we have for it it has declined 12.7%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.1699 per EA |
|---|---|
| All-time high | $0.2013 (Oct 16, 2024) |
| All-time low | $0.1359 (Nov 20, 2024) |
| 52-week high | $0.1945 |
| 52-week low | $0.1699 |
| Median price | $0.1877 |
| Average price | $0.1834 |
| Largest weekly change | -29.7% (Nov 20, 2024) |
| Weeks tracked | 111 |
| Tracking since | Jul 10, 2024 |
Generic Alternatives
The matcher finds 3 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). 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.
Related Drugs
Same classification
Frequently asked questions
What is the NADAC price of SPIRONOLACTONE 100 MG TABLET?
The current National Average Drug Acquisition Cost (NADAC) for SPIRONOLACTONE 100 MG TABLET, manufactured by NorthStar Rx LLC, is $0.1699 per EA (NDC 72603013602), effective Aug 19, 2026.
How has the price of SPIRONOLACTONE 100 MG TABLET changed over time?
Over the history we have for it, the NADAC for SPIRONOLACTONE 100 MG TABLET has declined 12.7%. It has been tracked across 111 weekly CMS publications since Jul 10, 2024.
What are the highest and lowest recorded NADAC prices for SPIRONOLACTONE 100 MG TABLET?
Since Jul 10, 2024, the NADAC for SPIRONOLACTONE 100 MG TABLET has ranged from a low of $0.1359 (Nov 20, 2024) to a high of $0.2013 (Oct 16, 2024), with a median of $0.1877 per EA.
Are there cheaper alternatives to SPIRONOLACTONE 100 MG TABLET?
3 manufacturers publish a NADAC-priced product with the same active ingredient and strength as SPIRONOLACTONE 100 MG TABLET in a comparable dosage form, but none are currently priced below it.
Who manufactures SPIRONOLACTONE 100 MG TABLET?
SPIRONOLACTONE 100 MG TABLET (NDC 72603013602) is labeled by NorthStar Rx LLC, and CMS classifies it as a generic product.