Product Information
ERYTHROMYCIN 0.5% EYE OINTMENT is a generic product labeled by ARMAS PHARMACEUTICALS INC., priced at $6.8340 per GM under NDC 72485067031. Its NADAC has been published 118 times since Jul 3, 2024.
FDA first approved this application on Jul 18, 1996. Its Orange Book therapeutic-equivalence code is AT.
Strength
5 mg/g
Manufacturer
ARMAS PHARMACEUTICALS INC.NDC
72485067031
Classification
Generic
Dosage Form
OINTMENT
Route
OPHTHALMIC
Effective Date
9/23/2026
Active Ingredients
ERYTHROMYCINApproval Type
Generic (ANDA)
FDA Application
ANDA064030FDA Approved
7/18/1996
TE Code
AT
On Market Since
10/18/2023
Pharmacological Classes
Price Statistics
The NADAC for ERYTHROMYCIN 0.5% EYE OINTMENT has been published 118 times since Jul 3, 2024, and over the history we have for it it has risen 96.4%. The table below summarizes its recorded NADAC range and movement.
| Current price | $6.8340 per GM |
|---|---|
| All-time high | $7.6426 (Sep 10, 2025) |
| All-time low | $3.4370 (Jul 17, 2024) |
| 52-week high | $7.2287 |
| 52-week low | $6.1653 |
| Median price | $6.3254 |
| Average price | $5.8101 |
| Largest weekly change | +23.4% (Jan 22, 2025) |
| Weeks tracked | 118 |
| Tracking since | Jul 3, 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). Switching to the cheapest would cut per-unit acquisition cost by roughly 59% at current NADAC. These are candidates to verify clinically, not guaranteed substitutes — see our generic drug prices guide.
Related Drugs
Same classification
Continue researching this drug
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Manufacturer
ARMAS PHARMACEUTICALS INC. manufacturer profile
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Drug market
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Therapeutic class
Macrolide Antimicrobial class view
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Trend hub
Latest market trends
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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 ERYTHROMYCIN 0.5% EYE OINTMENT?
The current National Average Drug Acquisition Cost (NADAC) for ERYTHROMYCIN 0.5% EYE OINTMENT, manufactured by ARMAS PHARMACEUTICALS INC., is $6.8340 per GM (NDC 72485067031), effective Sep 30, 2026.
How has the price of ERYTHROMYCIN 0.5% EYE OINTMENT changed over time?
Over the history we have for it, the NADAC for ERYTHROMYCIN 0.5% EYE OINTMENT has risen 96.4%. It has been tracked across 118 weekly CMS publications since Jul 3, 2024.
What are the highest and lowest recorded NADAC prices for ERYTHROMYCIN 0.5% EYE OINTMENT?
Since Jul 3, 2024, the NADAC for ERYTHROMYCIN 0.5% EYE OINTMENT has ranged from a low of $3.4370 (Jul 17, 2024) to a high of $7.6426 (Sep 10, 2025), with a median of $6.3254 per GM.
Are there cheaper alternatives to ERYTHROMYCIN 0.5% EYE OINTMENT?
Yes. 3 manufacturers publish a NADAC-priced product with the same active ingredient and strength in a comparable dosage form. The lowest-priced option, ERYTHROMYCIN 0.5% EYE OINTMENT, is $2.8266 per GM — about 59% below ERYTHROMYCIN 0.5% EYE OINTMENT.
Who manufactures ERYTHROMYCIN 0.5% EYE OINTMENT?
ERYTHROMYCIN 0.5% EYE OINTMENT (NDC 72485067031) is labeled by ARMAS PHARMACEUTICALS INC., and CMS classifies it as a generic product.