Magnesium oxide: Indication, Dosage, Side Effect, Precaution

This information is not country-specific. Please refer to the Myanmar prescribing information.

Generic Medicine Info

Indications and Dosage

Oral
Antacid

Adult: 400 mg daily.

Oral
Bowel preparation

Adult: As a single dose: 3.5 g, usually combined with bisacodyl or sodium picosulfate.

Oral
Nutritional supplementation

Adult: 800 mg daily.

Contraindications

Renal failure.

Special Precautions

Renal impairment, bowel obstruction.

Adverse Reactions

Cramping, diarrhoea, rashes, hives, itching, vomiting and upset stomach; hypermagnesaemia; paralytic ileus.

Drug Interactions

May decrease absorption of tetracyclines and bisphosphonates; separate administration of these and other drugs by around 2 hr.

Action

Description: Magnesium oxide is a magnesium salt usually used as an antacid.

MIMS Class

Antacids, Antireflux Agents & Antiulcerants / Laxatives, Purgatives

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