What is Magnesium Sulfate made from?

Magnesium Sulfate is an inorganic salt composed of magnesium, sulfur, and oxygen. Its chemical formula is MgSOâ, and it is often found in hydrated form as magnesium sulfate heptahydrate (MgSOâ·7HâO), commonly known as Epsom salt.

Magnesium Sulfate bulk supplier for pharma manufacturers

Magnesium Sulfate Suppliers & Bulk Manufacturers

Available Forms: Intravenous (IV) / Intramuscular (IM) injection

Available Strengths: 500 mg/mL (50%), 1 g/2 mL, 2 g/4 mL, 4 g/10 mL, 5 g/10 mL

Reference Brands: Magnesium Sulfate Injection(generics)

Category: Critical Care

Magnesium Sulfate injection (IV/IM) is used in emergency care for preeclampsia, arrhythmias, and asthma. Available in 500 mg/mL to 5 g/10 mL strengths, key brands include Hospira, B. Braun, and Fresenius. Pharma B2B suppliers enable dependable bulk sourcing of Magnesium Sulfate for hospitals and critical care services.

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Product Description:

Magnesium Sulfate is a critical electrolyte and anticonvulsant used in obstetrics for preeclampsia/eclampsia, as well as in managing arrhythmias and severe asthma. It is primarily available in IV/IM formulations with strengths ranging from 500 mg/mL (50%) to 5 g/10 mL. Leading manufacturers include Hospira, Fresenius Kabi, Hikma in the US, and B. Braun, Hameln, and Baxter in the EU. Magnesium Sulfate is a WHO-listed essential medicine, widely used in emergency and maternal health settings. Pharma B2B platforms support consistent bulk sourcing of Magnesium Sulfate injections for hospitals, ICUs, and critical care units globally.

Magnesium Sulfate — third party manufacturing & bulk supply

Magnesium Sulfate is available through PharmaTradz for wholesale and bulk supply as well as on a third party (contract) manufacturing basis. Buyers sourcing this product generally take one of three routes:

Wholesale / bulk supply Stock or scheduled supply from an existing manufacturer. The fastest route where the product is already registered in your market.

Third party manufacturing Manufactured to your specification and packed under your own brand and label — suits distributors and brand owners building a portfolio in their market.

Dossier licensing Where a CTD, EU-CTD or ACTD dossier exists it can often be licensed for filing in your name, compressing market entry from years to months.

Indicative minimum order quantity

Magnesium Sulfate is supplied as Intravenous (IV) / Intramuscular (IM) injection — an injectable dosage form, so the indicative MOQ is 50,000 units. Actual MOQ is confirmed by the allocated manufacturer against your pack presentation and destination market. See full supply terms for dossier formats, market availability and shelf life.

Manufacturers of Magnesium Sulfate listed on PharmaTradz hold site-level approvals across WHO-GMP, EU-GMP, USFDA, ANVISA and TGA, verified at onboarding.

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Frequently Asked Questions

Magnesium Sulfate is used to treat and prevent low blood magnesium levels (hypomagnesemia). It is also used to control seizures in severe preeclampsia or eclampsia during pregnancy, to manage irregular heart rhythms, and as a laxative or electrolyte replenisher. In hospitals, it is commonly administered intravenously or intramuscularly for medical emergencies related to magnesium deficiency.

Magnesium Sulfate is an inorganic salt composed of magnesium, sulfur, and oxygen. Its chemical formula is MgSO₄, and it is often found in hydrated form as magnesium sulfate heptahydrate (MgSO₄·7H₂O), commonly known as Epsom salt.

Common trade names include Epsom Salt, Magnesol, and Sulfamag.

Magnesium Sulfate is manufactured by multiple pharmaceutical companies worldwide, including Hospira (a Pfizer company), Fresenius Kabi, Baxter, and various generic drug manufacturers.

The generic name is Magnesium Sulfate.

Brand names include Epsom Salt, Magnesol, and Sulfamag.

Magnesium Sulfate is manufactured by several global and regional pharmaceutical companies, including facilities in the USA, India, Germany, and China.