Home NDC 73408-921-33 Thompson Antacid
Product NDC 73408-921
Requested package NDC 73408-921-33
11-digit product format 734080921
Labeler code 73408
Product ID 73408-921_3e4be1e0-488f-3d2e-e063-6294a90a51fa
Type HUMAN OTC DRUG
Nonproprietary name calcium carbonate
Dosage form TABLET, CHEWABLE
Route ORAL
Labeler Thompson
Application M001
Marketing category OTC MONOGRAPH DRUG
Marketing start 2022-05-02
Substance CALCIUM CARBONATE
Active strength 420 mg/1
Pharmacologic classes Blood Coagulation Factor [EPC], Calcium [CS], Cations, Divalent [CS], Increased Coagulation Factor Activity [PE], Phosphate Binder [EPC], Phosphate Chelating Activity [MoA]
NDC exclude flag No
Listing certified through 2026-12-31
Current FDA listing Yes Reported adverse events (FAERS/openFDA)# Adverse event summaries are temporarily unavailable. Other product information remains available.
Additional Listing Data#
Finished product Yes
Brand name base Thompson Antacid
Listing expiration 2026-12-31 Active Ingredients# Ingredient, Strength table Ingredient Strength CALCIUM CARBONATE 420 mg/1
Harmonized UNII identifiers# UNII identifiers page 1 of 1 · 1 matching rows.
Identifier, FDA.report destination table Identifier FDA.report destination H0G9379FGK Internal UNII lookup
Harmonized RxCUI identifiers# RxCUI identifiers page 1 of 1 · 1 matching rows.
Identifier, FDA.report destination table Identifier FDA.report destination 313884 Internal RxNorm lookup
Harmonized SPL set identifiers# SPL set identifiers page 1 of 1 · 1 matching rows.
DailyMed Product Concepts# DailyMed Package Descriptions# Package NDC, Product, Description table Package NDC Product Description Form Quantity Strength SPL version 73408-921-33 Thompson Antacid 2 in 1 PACKET TABLET, CHEWABLE 2 7 73408-921-33 Thompson Antacid 50 in 1 BOX TABLET, CHEWABLE 50 7
DailyMed Dashboard NDC Coverage# NDC, Dashboard title, SPL version table NDC Dashboard title SPL version Validation Dashboard ZIP 73408-921 THOMPSON ANTACID (CALCIUM CARBONATE) TABLET, CHEWABLE [THOMPSON] 6 Current NDC, Legacy NDC, 2 package rows 20240120_d9524a64-6f35-24a8-e053-2995a90a6ca3.zip
openFDA label cross-check# OpenFDA label data provides additional search and identifier links. DailyMed’s Structured Product Label is the canonical label on FDA.report. Matching records are deduplicated before they are shown below.
Matched openFDA labels page 24 of 34 · 667 matching rows.
Brand, Generic, Manufacturer table Brand Generic Manufacturer SPL set ID Effective date Available safety fields Join Extra Strength Smooth Antacid CALCIUM CARBONATE UNITED NATURAL FOODS, INC. DBA UNFI 1b6a4808-4d0b-783c-e063-6394a90af0c3 2025-02-07 Warnings Exact identifier application number: M001 Ultra Strength Antacid Assorted Berries CALCIUM CARBONATE Guardian Drug Company 7f0ca229-7452-4f18-bd2f-bf2dfc3482f8 2025-02-06 Warnings Exact identifier application number: M001 Alkums antacid CALCIUM CARBONATE Guardian Drug Company 7451cd9f-1723-46d0-837e-8dc48bfb6bba 2025-02-06 Warnings Exact identifier application number: M001 Extra Strength Antacid CALCIUM CARBONATE Retail Business Services, LLC. 1e97c054-d6b3-425a-e063-6394a90af836 2025-02-04 Warnings Exact identifier application number: M001 Ultra Strength Antacid Assorted Fruit CALCIUM CARBONATE Retail Business Services, LLC. 214eed56-2d35-8a69-e063-6394a90a1543 2025-02-04 Warnings Exact identifier application number: M001 Ultra Strength Assorted Berry Antacid CALCIUM CARBONATE Harris Teeter, LLC 2bda25ff-9e56-8f8d-e063-6294a90a6a0f 2025-02-04 Warnings Exact identifier application number: M001 Extra Strength Antacid Assorted Fruit CALCIUM CARBONATE Retail Business Services, LLC. 1ea045ae-0b6a-47ae-e063-6394a90a35be 2025-02-04 Warnings Exact identifier application number: M001 Extra Strength Smooth Antacid CALCIUM CARBONATE Retail Business Services, LLC. 214eb054-b7d0-d19f-e063-6394a90a05ba 2025-02-04 Warnings Exact identifier application number: M001 Ultra Strength Antacid Assorted Berries CALCIUM CARBONATE Retail Business Services, LLC. 1e987226-02fa-9c10-e063-6294a90a83bf 2025-02-04 Warnings Exact identifier application number: M001 WONDERBELLY MAXIMUM STRENGTH ANTACID CALCIUM CARBONATE Ginger Health Company 2969ce5b-39ae-47b7-e063-6394a90a1909 2025-02-01 Warnings Exact identifier application number: M001 Sodium Bicarbonate 10 gr (650 mg) SODIUM BICARBONATE CitraGen Pharmaceuticals Inc. 650fa284-5829-588f-e053-2991aa0a9a0e 2025-01-30 Warnings Exact identifier application number: M001 Sodium Bicarbonate 5 gr (325 mg) SODIUM BICARBONATE CitraGen Pharmaceuticals Inc. 68aadbd9-f1c6-8a23-e053-2991aa0afd96 2025-01-30 Warnings Exact identifier application number: M001 Calcium Carbonate 1250 mg CALCIUM CARBONATE CitraGen Pharmaceuticals, Inc. 766b3f3f-8bd1-281c-e053-2991aa0af54b 2025-01-30 Warnings Exact identifier application number: M001 Calcium Carbonate 10 gr (648 mg) CALCIUM CARBONATE CitraGen Pharmaceuticals, Inc. 723b940d-4f4b-f2e6-e053-2991aa0a8bcc 2025-01-30 Warnings Exact identifier application number: M001 Ultra Strength Antacid CALCIUM CARBONATE CVS 2bc4c71c-a9c5-17df-e063-6294a90ac88c 2025-01-27 Warnings Exact identifier application number: M001 Goodsense Ultra Strength Antacid CALCIUM CARBONATE Good Sense (Geiss, Destin & Dunn, Inc.) 492deace-7ea1-4fe3-a4c7-b2c6f195d68c 2025-01-20 Warnings Exact identifier application number: M001 Calcium Carbonate 10 gr (648 mg) (Antacid) CALCIUM CARBONATE 10GR (648 MG) Ulai Health LLC 641ae5b9-3bb6-41a1-ab12-367bf2fbcb0a 2025-01-20 Warnings Exact identifier application number: M001 GoodSense Extra Strength Antacid CALCIUM CARBONATE GoodSense 2fcdeb06-17de-49d8-97bb-8d31e1c0c61f 2025-01-20 Warnings Exact identifier application number: M001 HEB Extra Stregth Antacid CALCIUM CARBONATE H E B dcfe4c81-b6e0-4a9b-a521-f3ad0c0a8e48 2025-01-20 Warnings Exact identifier application number: M001 Aluminum Hydroxide, Magnesium Hydroxide and Simethicone ALUMINUM HYDROXIDE, MAGNESIUM HYDROXIDE, AND SIMETHICONE Everpharm LLC 2bda74cb-e77d-46bb-e063-6394a90af580 2025-01-16 Warnings Exact identifier application number: M001
DailyMed RxNorm Mappings# Packages# Package NDC, 11-digit format, Description table Package NDC 11-digit format Description Units Marketing start Marketing end Sample Exclude flag Status 73408-921-33 73408092133 50 PACKET in 1 BOX (73408-921-33) / 2 TABLET, CHEWABLE in 1 PACKET 50 packet 2022-05-02 0000-00-00 No No Current