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Magnesium hydroxide

relieves occasional constipation (irregularity) generally produces bowel movement in 1/2 to 6 hours.

Checked against the official label · Updated

Tí a tà láìní ìtọ́ni ní àwọn orílẹ̀ èdè kan Oral Àwọn ìkìlọ̀ ààbò tí ó wà ní àkọsílẹ̀

Magnesium hydroxide: quick answers

Used for
Relieves occasional constipation (irregularity) generally produces bowel movement in 1/2 to 6 hours.
Usual adult dose
Adults and children 12 years and over 30 mL to 60 mL.
Children
Children 6 to 11 years 15 mL to 30 mL.
Prescription
Sold without prescription in the United States; rules differ by country.

From the official label (Nov 2023). Your prescription and pharmacist come first.

How to use Magnesium hydroxide

What the official label says. If a doctor prescribed it, follow the prescription. Your pack's leaflet comes first if it is different.

Tani o jẹ fun

Relieves occasional constipation (irregularity) generally produces bowel movement in 1/2 to 6 hours

Bii o ṣe le mu u ati igba melo ni
  • Shake well before use
  • Do not exceed the maximum recommended daily dose in a 24 hour period dose may be taken once a day preferably at bedtime, in divided doses, or as directed by a doctor drink a full glass (8 oz) of liquid with each dose for accurate dosing, only use the dosing cup provided mL = milliliter age dose
  • Adults and children 12 years and over 30 mL to 60 mL
  • Children 6 to 11 years 15 mL to 30 mL
  • Children under 6 years
  • Ask a doctor
Warnings

Ask a doctor before use if you have kidney disease a magnesium-restricted diet stomach pain, nausea, or vomiting a sudden change in bowel habits that lasts over 14 days ​ Ask a doctor or pharmacist before use if you are presently taking a prescription drug. This product may interact with certain prescription drugs. Stop use and ask a doctor if you have rectal bleeding or no bowel movement after using this product. These could be signs of a serious condition. you need to use a laxative for more than 1 week If pregnant or breast-feeding, ask a health professional before use. Keep out of reach of children. …

How to store it

Each 15 mL contains: magnesium 500 mg, sodium 6 mg store at room temperature tightly closed avoid freezing Keep out of reach of children.

If you miss a dose

Take it when you remember, unless it is nearly time for the next dose. Then skip the missed one. Never take two doses at once to make up for it. Check your leaflet, as some medicines are different.

From the official U.S. FDA label for this active ingredient. Your pack may have a different strength, so always read its leaflet. If a doctor prescribed it, follow the prescription. Ask a pharmacist if you are unsure. Label dated 2023-11-08.

How much Magnesium hydroxide costs

In other countries

Prices in other countries are not what you will pay where you live; they show how prices compare.

Awọn ọja ti a forukọsilẹ

Orilẹ Amẹrika (FDA)

Careone Milk Of Magnesia CherryMAGNESIUM HYDROXIDE 1200 mg/15mL · Liquid · Retail Business Services, LLC.
NDC 72476-665Label
Rolaids Heartburn Plus GasDIMETHICONE 40 mg/1, CALCIUM CARBONATE 1000 mg/1, MAGNESIUM HYDROXIDE 200 mg/1 · Tablet, Chewable · The Procter & Gamble Manufacturing Company
NDC 84126-343Label
Careone Milk Of Magnesia Original Milk Of Magnesia Original Milk Of Magnesia OriginalMAGNESIUM HYDROXIDE 1200 mg/15mL · Liquid · Retail Business Services, LLC.
NDC 72476-661Label
Multi Symptom Antacid AntacidCALCIUM CARBONATE 675 mg/1, MAGNESIUM HYDROXIDE 135 mg/1, DIMETHICONE, UNSPECIFIED 60 mg/1 · Tablet, Chewable · DISCOUNT DRUG MART
NDC 53943-107Label
Regular Strength Antacid/antigasALUMINUM HYDROXIDE 400 mg/10mL, MAGNESIUM HYDROXIDE 400 mg/10mL, DIMETHICONE 40 mg/10mL · Suspension · NuCare Pharmaceuticals, Inc.
NDC 68071-5289Label

Nàìjíríà (NAFDAC)

NAFDACRulox Tablets B4-4506NAFDACGestid Tablets 04-2185NAFDACPolygel Tablet A4-1902NAFDACAcipep Tablets_ C4-1196NAFDACAvrocid Tablets B4-4704NAFDACRulox Suspension 04-2233NAFDACNugel Suspension B4-3199NAFDACEbecid Suspension A4-7597NAFDACOrheptal Capsules 04-1405NAFDACPolyfort Chewtabs 04-8304NAFDACVismag Suspension_ A11-100901NAFDACUlcegel Suspension B4-8618

Other countries: check your pack's registration number and we point you to your regulator.

Safety alerts and recalls

INON ACE Antacid tablets (magnesium aluminosilicate, magnesium hydroxide and simethicone), 75-count bottle, Manufactured by: Sato Pharmaceutical Co., Ltd., NDC 49873-402-01U.S. FDA Class II
19 Dec 2025 · Sato Pharmaceutical Co., Ltd · OngoingFailed Disintegration Specifications: above the time expected.
MILK OF MAGNESIA USP, 2400 mg/10 mL, Magnesium Hydroxide, 30 mL cup, packaged in 10 cups per tray, 10 trays per carton, For Institutional Use Only, Major Pharmaceuticals, 17177 N LU.S. FDA Class II
7 Jun 2022 · Plastikon Healthcare LLC · TerminatedCGMP Deviations: products manufactured under conditions which reflect manufacturing processes that were not adequately controlled.
Magnesium Hydroxide 2400 mg, Aluminum Hydroxide 2400 mg, Simethicone 240 mg MAX, per 30 mL Oral Suspension, 30 mL cup, packaged in 10 cups per tray, 10 trays per carton, For InstitU.S. FDA Class II
7 Jun 2022 · Plastikon Healthcare LLC · TerminatedCGMP Deviations: products manufactured under conditions which reflect manufacturing processes that were not adequately controlled.
MILK OF MAGNESIA USP, 2400 mg/10 mL, Magnesium Hydroxide, 30 mL cup, packaged in 10 cups per tray, 10 trays per carton, For Institutional Use Only, Major Pharmaceuticals, 17177 N LU.S. FDA Class I
7 Jun 2022 · Plastikon Healthcare LLC · TerminatedMicrobial Contamination of Non-Sterile Products.

A recall usually affects certain batches only. Compare the lot number on your pack.

Check your pack of Magnesium hydroxide

Type the registration number on the pack, or scan it with your camera.

Or take photos of the pack
3 free checks left today Official sources: U.S. FDA · EMA (EU) · Health Canada · WHO alerts

Questions about Magnesium hydroxide

What is Magnesium hydroxide used for?

relieves occasional constipation (irregularity) generally produces bowel movement in 1/2 to 6 hours (From the official U.S. FDA label.)

How do I take Magnesium hydroxide?

Follow your prescription or the leaflet in your pack. The official label says: shake well before use do not exceed the maximum recommended daily dose in a 24 hour period dose may be taken once a day preferably at bedtime, in divided doses, or as directed by a doctor drink a full glass (8 oz) of liquid with each dose for accurate dosing, only use the dosing cup provided mL = milliliter age dose adults and children 12 years and over 30 mL to 60 mL children …

Can I take Magnesium hydroxide while breastfeeding?

If pregnant or breast-feeding, ask a health professional before use. Ask your doctor or midwife first.

Do I need a prescription for Magnesium hydroxide?

In many countries Magnesium hydroxide is sold without a prescription in some strengths. Rules differ by country, so ask a pharmacist.

What brands contain Magnesium hydroxide?

Magnesium hydroxide is sold under names such as Milantex, Pedia-lax Chewable, Inon Ace Tablet, Inon Ace Solution, Maalox Plus, Duo Fusion, Almacone, Mintox Plus. Brand names differ between countries.

Can children take Magnesium hydroxide?

The label gives a separate dose by age: children 12 years and over 30 mL to 60 mL children 6 to 11 years 15 mL to 30 mL children under 6 years ask a doctor. Check the pack or ask a pharmacist.

How should I store Magnesium hydroxide?

each 15 mL contains: magnesium 500 mg, sodium 6 mg store at room temperature tightly closed avoid freezing

How can I check that my Magnesium hydroxide is genuine?

Scan the registration number on your pack with PillVera (NAFDAC number in Nigeria, NDC in the United States, DIN in Canada), check the expiry date and buy only from licensed pharmacies.

Sources

This page shows what official sources say, in plain words. It is not medical advice: your prescription and your doctor or pharmacist come first. Brand names, strengths and rules differ between countries.