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Gida / Magunguna A–Z / Magnesium sulfate

Magnesium sulfate

for relief of occasional constipation (irregularity) this product generally produces bowel movement in 1/2 to 6 hours.

Checked against the official label · Updated

Sold without prescription in some countries Oral Safety alerts on record

How to use Magnesium sulfate

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

Who it is for

For relief of occasional constipation (irregularity) this product generally produces bowel movement in 1/2 to 6 hours

How to take it and how often
  • Do not exceed recommended daily dosage drink a full glass (8 ounces) of liquid with each dose may be taken as a single daily dose or in divided doses dissolve the dose in 8 ounces of water
  • Lemon juice may be added to improve the taste
  • Adults and children 12 years and over - 2 to 6 level teaspoons (10 to 30 grams) daily
  • Children 6 to under 12 years - 1 to 2 level teaspoons (5 to 10 grams) daily
  • Children under 6 years - consult a doctor
Talk to a doctor first if

kidney disease a magnesium-restricted diet abdominal pain, nausea or vomiting noticed a sudden change in bowel habits that persists over a period of 2 weeks already used a laxative for a period longer than 1 week

Warnings

For this product

Possible side effects

ADVERSE REACTION DISTRIBUTED BY BETTER LIVING BRANDS LLC P.O. BOX 99 PLEASANTON, CA 94566-00096 ‡1-888-723-3929 LOVE IT OR IT'S ON US

Pregnancy and breastfeeding

If pregnant or breast-feeding, ask a health professional before use.

How to store it

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 2026-08-10.

Brands around the world

Products with Magnesium sulfate as the active ingredient. Names differ between countries.

Registered products

United States (FDA)

Epsom SaltMAGNESIUM SULFATE, UNSPECIFIED 1 g/g · Granule · Whole Foods Market
NDC 42681-6413Label
Magnesium Sulfate In WaterMAGNESIUM SULFATE HEPTAHYDRATE 20 g/500mL · Injection, Solution · Hospira, Inc.
NDC 0409-2050Label
Epsom SaltsMAGNESIUM SULFATE HEPTAHYDRATE 100 g/100g · Granule · Jell Pharmaceuticals Pvt. Ltd.
NDC 30400-210Label
Magnesium Sulfate In DextroseMAGNESIUM SULFATE HEPTAHYDRATE 10 mg/mL · Injection, Solution · Hospira, Inc.
NDC 0409-6727Label
Epsom SaltMAGNESIUM SULFATE HEPTAHYDRATE 1 g/g · Granule, For Solution · Grocery Outlet, Inc.
NDC 85828-602Label

Nigeria (NAFDAC)

NAFDACMagfin Injection A4-2822NAFDACMagphate Injection A4-2027NAFDACMagnessium Sulphate Injection## (check smpc) B4-1836

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

Safety alerts and recalls

Magnesium Sulfate in Water for Injection, 4g/100 mL (40mg/mL) IV bag, further packaged in cartons of 12 x 100 mL IV bags, Rx only, Manufactured by: Amneal Pharmaceuticals Pvt. Ltd.U.S. FDA Class I
18 Mar 2026 · Amneal Pharmaceuticals, LLC · OngoingProduct mix up: a foil pouch labeled "Magnesium Sulfate in Water for Injection, 4 g/100 mL" actually contained an IV bag of Tranexamic Acid instead.
Cardioplegia Solution del Nido Formula, Total Volume = 1,052.8 mL, EVA Bag, PLASMA-LYTE A 1000 mL, Mannitol 20% 16.3 mL, Sodium Bicarbonate 8.4% 13 mL, Potassium Chloride 2 mEq/mL U.S. FDA Class II
17 Aug 2023 · Central Admixture Pharmacy Services, Inc. · TerminatedLack of Assurance of Sterility:Lack of validation data for sanitization cycles
Cardioplegia Solution del Nido Formula, IV Bag, Total Volume = 1,052.8 mL, FOR INTRACARDIAC PERFUSION USE ONLY, PLASMA-LYTE A 1000 mL, Mannitol 20% 16.3 mL, Sodium Bicarbonate 8.4%U.S. FDA Class II
14 Jul 2023 · Central Admixture Pharmacy Services, Inc. · TerminatedLack of assurance of sterility. Validation data for decontamination cycles is lacking.
S-MAGNESIUM SULFATE 500MG/ML (4MEQ/ML) MDV INJ SOLN, 30 ML vial, Red Mountain Compounding RxU.S. FDA Class II
12 Aug 2019 · First Royal Care Co. LLC, dba Red Mountain Compounding Pharmacy · TerminatedLack of Assurance of Sterility

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

Check your pack of Magnesium sulfate

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 sulfate

What is Magnesium sulfate used for?

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

How do I take Magnesium sulfate?

Follow your prescription or the leaflet in your pack. The official label says: do not exceed recommended daily dosage drink a full glass (8 ounces) of liquid with each dose may be taken as a single daily dose or in divided doses dissolve the dose in 8 ounces of water. Lemon juice may be added to improve the taste. adults and children 12 years and over - 2 to 6 level teaspoons (10 to 30 grams) daily children 6 to under 12 years - 1 to 2 level teaspoons (5 …

Do I need a prescription for Magnesium sulfate?

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

What brands contain Magnesium sulfate?

Magnesium sulfate is sold under names such as Hemocyte Plus, Concept Ob, Tis-u-sol, Sutab, Ellis Tonic, Eldertonic, Epsom Salt. Brand names differ between countries.

What are the side effects of Magnesium sulfate?

The official label lists: LIVING BRANDS LLC P.O. BOX 99 PLEASANTON, CA 94566-00096 ‡1-888-723-3929 LOVE IT OR IT'S ON US Tell your doctor about any side effect that bothers you or does not go away.

Can children take Magnesium sulfate?

The label gives a separate dose by age: children 12 years and over - 2 to 6 level teaspoons (10 to 30 grams) daily children 6 to under 12 years. Check the pack or ask a pharmacist.

Can I take Magnesium sulfate when pregnant or breastfeeding?

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

How can I check that my Magnesium sulfate 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.