Product Information
ETHAMBUTOL HCL 400 MG TABLET is a generic product labeled by STI Pharma LLC, priced at $0.4866 per EA under NDC 54879000201. Its NADAC has been published 626 times since Nov 28, 2013.
FDA first approved this application before 1982. Its Orange Book therapeutic-equivalence code is AB — FDA rates it therapeutically equivalent to (substitutable for) its reference product.
Strength
400 mg/1
Manufacturer
STI Pharma LLCNDC
54879000201
Classification
Generic
Dosage Form
TABLET, FILM COATED
Route
ORAL
Effective Date
11/19/2025
Active Ingredients
ETHAMBUTOL HYDROCHLORIDEApproval Type
Authorized Generic (NDA)
FDA Application
NDA016320FDA Approved
Before 1982
TE Code
AB
On Market Since
12/15/2006
Pharmacological Classes
Price Statistics
The NADAC for ETHAMBUTOL HCL 400 MG TABLET has been published 626 times since Nov 28, 2013, and over the history we have for it it has declined 56.9%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.4866 per EA |
|---|---|
| All-time high | $1.1905 (Mar 12, 2014) |
| All-time low | $0.3751 (Nov 20, 2024) |
| 52-week high | $0.4866 |
| 52-week low | $0.4647 |
| Median price | $0.6776 |
| Average price | $0.7182 |
| Largest weekly change | +36.9% (Feb 20, 2019) |
| Weeks tracked | 626 |
| Tracking since | Nov 28, 2013 |
1W
N/A
1M
N/A
3M
N/A
6M
N/A
1Y
+4.7%
3Y
-10.4%
5Y
-24.3%
All
-56.9%
Last surveyed Nov 19, 2025 — this NDC no longer appears in the current weekly NADAC file.
Generic Alternatives
The matcher finds 2 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 6% 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
STI Pharma LLC manufacturer profile
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Drug market
Ethambutol Hydrochloride market comparison
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Therapeutic class
Antimycobacterial 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 ETHAMBUTOL HCL 400 MG TABLET?
The current National Average Drug Acquisition Cost (NADAC) for ETHAMBUTOL HCL 400 MG TABLET, manufactured by STI Pharma LLC, is $0.4866 per EA (NDC 54879000201), effective Nov 19, 2025.
How has the price of ETHAMBUTOL HCL 400 MG TABLET changed over time?
Over the history we have for it, the NADAC for ETHAMBUTOL HCL 400 MG TABLET has declined 56.9%. It has been tracked across 626 weekly CMS publications since Nov 28, 2013.
What are the highest and lowest recorded NADAC prices for ETHAMBUTOL HCL 400 MG TABLET?
Since Nov 28, 2013, the NADAC for ETHAMBUTOL HCL 400 MG TABLET has ranged from a low of $0.3751 (Nov 20, 2024) to a high of $1.1905 (Mar 12, 2014), with a median of $0.6776 per EA.
Are there cheaper alternatives to ETHAMBUTOL HCL 400 MG TABLET?
Yes. 2 manufacturers publish a NADAC-priced product with the same active ingredient and strength in a comparable dosage form. The lowest-priced option, ETHAMBUTOL HCL 400 MG TABLET, is $0.4580 per EA — about 6% below ETHAMBUTOL HCL 400 MG TABLET.
Who manufactures ETHAMBUTOL HCL 400 MG TABLET?
ETHAMBUTOL HCL 400 MG TABLET (NDC 54879000201) is labeled by STI Pharma LLC, and CMS classifies it as a generic product.