Product Information
ANTACID 500 MG CHEWABLE TABLET is a generic product labeled by AmerisourceBergen, priced at $0.0169 per EA under NDC 24385048547. Its NADAC has been published 188 times since Mar 1, 2023.
Strength
500 mg/1
Manufacturer
AmerisourceBergenNDC
24385048547
Classification
Generic
Dosage Form
TABLET, CHEWABLE
Route
ORAL
Effective Date
9/23/2026
Active Ingredients
CALCIUM CARBONATEApproval Type
OTC MONOGRAPH DRUG
FDA Application
M001On Market Since
7/13/2010
Pharmacological Classes
Price Statistics
The NADAC for ANTACID 500 MG CHEWABLE TABLET has been published 188 times since Mar 1, 2023, and over the history we have for it it has risen 16.3%. The table below summarizes its recorded NADAC range and movement.
| Current price | $0.0169 per EA |
|---|---|
| All-time high | $0.0175 (Apr 16, 2025) |
| All-time low | $0.0134 (Jun 21, 2023) |
| 52-week high | $0.0175 |
| 52-week low | $0.0168 |
| Median price | $0.0169 |
| Average price | $0.0162 |
| Largest weekly change | +15.9% (Sep 20, 2023) |
| Weeks tracked | 188 |
| Tracking since | Mar 1, 2023 |
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 23% 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
AmerisourceBergen manufacturer profile
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Drug market
Calcium Carbonate market comparison
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Therapeutic class
Blood Coagulation Factor class view
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Trend hub
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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 ANTACID 500 MG CHEWABLE TABLET?
The current National Average Drug Acquisition Cost (NADAC) for ANTACID 500 MG CHEWABLE TABLET, manufactured by AmerisourceBergen, is $0.0169 per EA (NDC 24385048547), effective Sep 30, 2026.
How has the price of ANTACID 500 MG CHEWABLE TABLET changed over time?
Over the history we have for it, the NADAC for ANTACID 500 MG CHEWABLE TABLET has risen 16.3%. It has been tracked across 188 weekly CMS publications since Mar 1, 2023.
What are the highest and lowest recorded NADAC prices for ANTACID 500 MG CHEWABLE TABLET?
Since Mar 1, 2023, the NADAC for ANTACID 500 MG CHEWABLE TABLET has ranged from a low of $0.0134 (Jun 21, 2023) to a high of $0.0175 (Apr 16, 2025), with a median of $0.0169 per EA.
Are there cheaper alternatives to ANTACID 500 MG CHEWABLE 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, CALCIUM CARB 500 MG TAB CHEW, is $0.0129 per EA — about 23% below ANTACID 500 MG CHEWABLE TABLET.
Who manufactures ANTACID 500 MG CHEWABLE TABLET?
ANTACID 500 MG CHEWABLE TABLET (NDC 24385048547) is labeled by AmerisourceBergen, and CMS classifies it as a generic product.