Product Information
ISONIAZID 300 MG TABLET is a generic product labeled by American Health Packaging, priced at $3.5124 per EA under NDC 60687055301. Its NADAC has been published 279 times since Dec 16, 2020.
FDA first approved this application before 1982.
Strength
300 mg/1
Manufacturer
American Health PackagingNDC
60687055301
Classification
Generic
Dosage Form
TABLET
Route
ORAL
Effective Date
7/22/2026
Active Ingredients
ISONIAZIDApproval Type
Generic (ANDA)
FDA Application
ANDA080937FDA Approved
Before 1982
On Market Since
10/28/2020
Pharmacological Classes
Price Statistics
The NADAC for ISONIAZID 300 MG TABLET has been published 279 times since Dec 16, 2020, and over the history we have for it it has risen 2040.4%. The table below summarizes its recorded NADAC range and movement.
| Current price | $3.5124 per EA |
|---|---|
| All-time high | $3.5124 (Jul 29, 2026) |
| All-time low | $0.1489 (Jan 20, 2021) |
| 52-week high | $3.5124 |
| 52-week low | $2.6149 |
| Median price | $0.2216 |
| Average price | $0.8624 |
| Largest weekly change | +1311.5% (May 21, 2025) |
| Weeks tracked | 279 |
| Tracking since | Dec 16, 2020 |
1W
N/A
1M
N/A
3M
+2.9%
6M
+8.8%
1Y
+22.6%
3Y
+1406.0%
5Y
+2001.8%
All
+2040.4%
Last surveyed Jul 29, 2026 — this NDC no longer appears in the current weekly NADAC file.
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 3% 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
Use these direct paths to move from a single NDC into the surrounding market, manufacturer, class, and trend context.
Manufacturer
American Health Packaging manufacturer profile
See the full portfolio, pricing trend, and other products from this labeler.
Drug market
Isoniazid market comparison
Compare this molecule across participating manufacturers and inspect the broader market price spread.
Therapeutic class
Antimycobacterial class view
See how this drug behaves alongside other products in the same FDA pharmacologic class.
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 ISONIAZID 300 MG TABLET?
The current National Average Drug Acquisition Cost (NADAC) for ISONIAZID 300 MG TABLET, manufactured by American Health Packaging, is $3.5124 per EA (NDC 60687055301), effective Jul 29, 2026.
How has the price of ISONIAZID 300 MG TABLET changed over time?
Over the history we have for it, the NADAC for ISONIAZID 300 MG TABLET has risen 2040.4%. It has been tracked across 279 weekly CMS publications since Dec 16, 2020.
What are the highest and lowest recorded NADAC prices for ISONIAZID 300 MG TABLET?
Since Dec 16, 2020, the NADAC for ISONIAZID 300 MG TABLET has ranged from a low of $0.1489 (Jan 20, 2021) to a high of $3.5124 (Jul 29, 2026), with a median of $0.2216 per EA.
Are there cheaper alternatives to ISONIAZID 300 MG TABLET?
Yes. 3 manufacturers publish a NADAC-priced product with the same active ingredient and strength in a comparable dosage form. The lowest-priced option, ISONIAZID 300 MG TABLET, is $3.4020 per EA — about 3% below ISONIAZID 300 MG TABLET.
Who manufactures ISONIAZID 300 MG TABLET?
ISONIAZID 300 MG TABLET (NDC 60687055301) is labeled by American Health Packaging, and CMS classifies it as a generic product.