Magnesium Oxide
- Dosage form
- TABLET
- Labeler
- Method Pharmaceuticals, LLC
- Label updated
- 2025-10-21
- Retrieved
- 2026-09-07
- Active ingredients
- MAGNESIUM OXIDE
Label information
Drug Facts
Active ingredient
Magnesium Oxide 400 mg
(241.3 mg Elemental Magnesium)
Purpose
Antacid
Use
relieves: ■ acid indigestion ■ upset stomach
Warnings
Ask a doctor before use if
- you have kidney disease
- you are taking a prescription drug (antacids may interact with certain prescription drugs)
- you are pregnant or breast feeding.
Do not take more than 2 tablets in a 24 hour period.
- May have a laxative effect.
Keep out of reach of children.
Directions
- take one or two antacid tablets daily. Do not exceed two tablets unless directed by a physician.
Other information
- Store at controlled room temperature 15° to 30°C (59° to 86°F).
- Tamper evident, do not use if imprinted safety seal under cap is broken or missing.
Inactive ingredients
Croscarmellose Sodium, Microcrystalline Cellulose, Silicon Dioxide, and Stearic Acid.
Questions?
Call Method at 1-877-250-3427 or FDA at 1-800-FDA-1088
Manufactured for:
Method Pharmaceuticals, LLC
Fort Worth, Texas 76118
Rev. 04/18
Principal Display Panel
NDC 58657-120-12
Magnesium Oxide
400 mg
241.3 Elemental Magnesium
Antacid
120 Tablets
[Image in the official label — see DailyMed source]
DailyMed Set ID: 0af63651-f9d9-43b9-b6f0-4878466a82e6 · Version 7
NDC: 58657-120