Magnesium Oxide 400mg

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: Magnesium Oxide 400mg
Generic name: MAGNESIUM OXIDE 400MG
Manufacturer: Allegiant Health
Product type: HUMAN OTC DRUG
SPL set ID: 2ea68874-8c20-4284-bd0a-f07768057b83
SPL ID: 6225e033-9578-451d-ba0b-16e2a5e0322c
Version: 2
Effective date: 2019-01-28
Source export date: 2026-11-06
Source partition: 11
Source file: https://download.open.fda.gov/drug/label/drug-label-0011-of-0014.json.zip
Source object key: raw/openfda/drug-label/2026-11-06/2233cb6af8c6b55a5e4a05449e8db0d2f259f3c061d5d001b654a8bea1cc1db2/drug-label-0011-of-0014.json.zip
Source manifest SHA-256: 4a7570ba105b5a039a8e1c94a85e7f085b9047a8882a35a96bf1e4516c5ffc97
Import run: 20261108T063105Z
Imported at: 2026-11-08 07:51:04

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 · 11 matching rows.

Type, Scope, Identifier table
Type	Scope	Identifier	Source field
application number		M001	openfda.application_number
brand name		Magnesium Oxide 400mg	openfda.brand_name
generic name		MAGNESIUM OXIDE 400MG	openfda.generic_name
manufacturer name		Allegiant Health	openfda.manufacturer_name
ndc	package	69168-174-06	openfda.package_ndc
ndc	product	69168-174	openfda.product_ndc
ndc11	package	69168017406	derived:openfda.package_ndc
rxcui		198741	openfda.rxcui
spl id		6225e033-9578-451d-ba0b-16e2a5e0322c	id
spl set id		2ea68874-8c20-4284-bd0a-f07768057b83	set_id
unii		3A3U0GI71G	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 Ask a doctor if you have kidney disease Ask a doctor or pharmacist before use if you are taking a prescription drug. Antacids may interact with certain prescription drugs. Do not take more than 2 tablets in a 24 hour period or use the maximum dosage of this product for more than two weeks, except under the advise and supervision of a physician If pregnant or breast-feeding, ask a health professional before use. Keep out of reach of children. Keep out of reach of children.

Reported adverse events (FAERS/openFDA)#

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