Alka-Seltzer Extra Strength Heartburn ReliefChews

openFDA label record#

This page contains supplementary openFDA label data. For the canonical label presentation, use the corresponding DailyMed Structured Product Label.

Verified complete openFDA source JSON (canonical bytes are SHA-256 checked before publication)

Brand name: Alka-Seltzer Extra Strength Heartburn ReliefChews
Generic name: CALCIUM CARBONATE
Manufacturer: Bayer HealthCare LLC.
Product type: HUMAN OTC DRUG
SPL set ID: 51759451-63a8-0fb4-e054-00144ff8d46c
SPL ID: 45261270-336f-5073-e063-6394a90acc38
Version: 7
Effective date: 2025-12-04
Source export date: 2026-10-12
Source partition: 13
Source file: https://download.open.fda.gov/drug/label/drug-label-0013-of-0014.json.zip
Source object key: raw/openfda/drug-label/2026-10-12/b8dac220ac9fc8ffb4d86c6e00ece30169fc4575ca0cc92e5c9ce1a524fb0249/drug-label-0013-of-0014.json.zip
Source manifest SHA-256: 7e6b178df8f32cac9a78e0f5d09c588344509b04fe41effb1dde9102e2a45be6
Import run: 20261013T011858Z
Imported at: 2026-10-13 03:10:55

Harmonized routes table
Harmonized routes
ORAL

Harmonized identifier links#

Every typed identifier imported from the complete openFDA harmonization object is paginated here; values are not reduced to a first match.

Harmonized identifiers page 1 of 1 · 17 matching rows.

Type, Scope, Identifier table
Type	Scope	Identifier	Source field
application number		M001	openfda.application_number
brand name		Alka-Seltzer Extra Strength Heartburn ReliefChews	openfda.brand_name
generic name		CALCIUM CARBONATE	openfda.generic_name
manufacturer name		Bayer HealthCare LLC.	openfda.manufacturer_name
ndc	package	0280-0042-08	openfda.package_ndc
ndc	package	0280-0042-36	openfda.package_ndc
ndc	package	0280-0042-90	openfda.package_ndc
ndc	package	0280-0042-60	openfda.package_ndc
ndc	product	0280-0042	openfda.product_ndc
ndc11	package	00280004290	derived:openfda.package_ndc
ndc11	package	00280004236	derived:openfda.package_ndc
ndc11	package	00280004208	derived:openfda.package_ndc
ndc11	package	00280004260	derived:openfda.package_ndc
rxcui		308915	openfda.rxcui
spl id		45261270-336f-5073-e063-6394a90acc38	id
spl set id		51759451-63a8-0fb4-e054-00144ff8d46c	set_id
unii		H0G9379FGK	openfda.unii

Warnings cross-check#

openFDA text is shown for search and cross-checking; DailyMed SPL is canonical.

Warnings sections page 1 of 1 · 1 matching rows.

warnings

Warnings Do not use if you have ever had an allergic reaction to this product or any of its ingredients Ask a doctor or pharmacist before use if you are presently taking a prescription drug. Antacids may interact with certain prescription drugs. When using this product do not take more than 5 chewable tablets in a 24-hour period do not use the maximum dosage of this product for more than 2 weeks except under the advice and supervision of a physician constipation may occur

Reported adverse events (FAERS/openFDA)#

Adverse event summaries are temporarily unavailable. Other product information remains available.