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Magnesium Sulfate Injection Shortage

Last Updated: February 5, 2025
Status: Current

Products Affected - Description
    • Magnesium sulfate intravenous injection, Pfizer, 10 mg/mL, 100 mL premixed bag, 24 count, NDC 00409-6727-23
    • Magnesium sulfate intravenous injection, Pfizer, 10 mg/mL, 100 mL premixed bag, 50 count, NDC 00409-6727-50
    • Magnesium sulfate intravenous injection, Pfizer, 40 mg/mL, 100 mL premixed bag, 50 count, NDC 00409-4121-50
    • Magnesium sulfate intravenous injection, Pfizer, 40 mg/mL, 50 mL premixed bag, 60 count, NDC 00409-5239-60
    • Magnesium sulfate intravenous injection, Pfizer, 80 mg/mL, 50 mL premixed bag, 60 count, NDC 00409-6730-60
    • Magnesium sulfate intravenous injection, Sagent, 40 mg/mL, 100 mL premixed bag, 10 count, NDC 25021-0612-82
    • Magnesium sulfate intravenous injection, Sagent, 40 mg/mL, 50 mL premixed bag, 10 count, NDC 25021-0612-81
Reason for the Shortage
    • Amneal has magnesium sulfate injection available.
    • Avenacy has magnesium sulfate injection available.
    • Baxter has magnesium sulfate injection available.
    • BBraun has magnesium sulfate injection available.
    • Exela discontinued magnesium sulfate vials in mid-2023.
    • Fresenius Kabi has magnesium sulfate injection available.
    • Sagent did not provide a reason for the shortage.
    • Sun has magnesium sulfate injection available.
    • Pfizer had magnesium sulfate injection on shortage due to increased demand.
    • WG Critical Care has magnesium sulfate injection available.
Available Products
    • Magnesium sulfate intravenous injection, Fresenius Kabi, 500 mg/mL, 10 mL vial, 25 count, NDC 63323-0064-11
    • Magnesium sulfate intravenous injection, Fresenius Kabi, 500 mg/mL, 2 mL vial, 25 count, NDC 63323-0064-03
    • Magnesium sulfate intravenous injection, Fresenius Kabi, 500 mg/mL, 20 mL vial, 25 count, NDC 63323-0642-20
    • Magnesium sulfate intravenous injection, Fresenius Kabi, 500 mg/mL, 50 mL vial, 25 count, NDC 63323-0642-50
    • Magnesium sulfate intravenous injection, Pfizer, 500 mg/mL, 10 mL syringe, 10 count, NDC 00409-1754-10
    • Magnesium sulfate intravenous injection, Pfizer, 500 mg/mL, 20 mL vial, 25 count, NDC 00409-2168-77
    • Magnesium sulfate intravenous injection, BBraun, 10 mg/mL, 100 mL premixed bag, 24 count, NDC 00264-4400-54
    • Magnesium sulfate intravenous injection, Baxter, 10 mg/mL, 100 mL premixed bag, 40 count, NDC 00338-1709-40
    • Magnesium sulfate intravenous injection, Fresenius Kabi, 10 mg/mL, 100 mL premixed bag, 24 count, NDC 63323-0108-01
    • Magnesium sulfate intravenous injection, WG Critical Care, 10 mg/mL, 100 mL premixed bag, 24 count, NDC 44567-0410-24
    • Magnesium sulfate intravenous injection, Amneal, 40 mg/mL, 100 mL premixed bag, 24 count, NDC 70121-1720-09
    • Magnesium sulfate intravenous injection, Amneal, 40 mg/mL, 50 mL premixed bag, 24 count, NDC 70121-1719-09
    • Magnesium sulfate intravenous injection, Avenacy, 40 mg/mL, 100 mL premixed bag, 24 count, NDC 83634-0500-82
    • Magnesium sulfate intravenous injection, Avenacy, 40 mg/mL, 50 mL premixed bag, 24 count, NDC 83634-0500-81
    • Magnesium sulfate intravenous injection, Avenacy, 80 mg/mL, 50 mL premixed bag, 24 count, NDC 83634-0501-81
    • Magnesium sulfate intravenous injection, BBraun, 40 mg/mL, 100 mL premixed bag, 24 count, NDC 00264-4206-54
    • Magnesium sulfate intravenous injection, BBraun, 40 mg/mL, 50 mL premixed bag, 24 count, NDC 00264-4204-52
    • Magnesium sulfate intravenous injection, BBraun, 80 mg/mL, 50 mL premixed bag, 24 count, NDC 00264-4205-52
    • Magnesium sulfate intravenous injection, Baxter, 40 mg/mL, 100 mL premixed bag, 40 count, NDC 00338-1719-40
    • Magnesium sulfate intravenous injection, Baxter, 40 mg/mL, 50 mL premixed bag, 40 count, NDC 00338-1708-40
    • Magnesium sulfate intravenous injection, Baxter, 80 mg/mL, 50 mL premixed bag, 40 count, NDC 00338-1715-40
    • Magnesium sulfate intravenous injection, Fresenius Kabi, 40 mg/mL, 100 mL premixed bag, 24 count, NDC 63323-0106-01
    • Magnesium sulfate intravenous injection, Fresenius Kabi, 40 mg/mL, 1000 mL premixed bag, 24 count, NDC 63323-0106-10
    • Magnesium sulfate intravenous injection, Fresenius Kabi, 40 mg/mL, 50 mL premixed bag, 24 count, NDC 63323-0106-05
    • Magnesium sulfate intravenous injection, Fresenius Kabi, 40 mg/mL, 500 mL premixed bag, 24 count, NDC 63323-0106-15
    • Magnesium sulfate intravenous injection, Fresenius Kabi, 80 mg/mL, 50 mL premixed bag, 24 count, NDC 63323-0107-05
    • Magnesium sulfate intravenous injection, Pfizer, 40 mg/mL, 100 mL premixed bag, 24 count, NDC 00409-6729-23
    • Magnesium sulfate intravenous injection, Pfizer, 40 mg/mL, 1000 mL premixed bag, 24 count, NDC 00409-3164-12
    • Magnesium sulfate intravenous injection, Pfizer, 40 mg/mL, 50 mL premixed bag, 24 count, NDC 00409-6729-24
    • Magnesium sulfate intravenous injection, Pfizer, 40 mg/mL, 500 mL premixed bag, 24 count, NDC 00409-2050-20
    • Magnesium sulfate intravenous injection, Sun Pharma, 40 mg/mL, 100 mL premixed bag, 10 count, NDC 47335-0992-02
    • Magnesium sulfate intravenous injection, Sun Pharma, 40 mg/mL, 50 mL premixed bag, 10 count, NDC 47335-0992-01
    • Magnesium sulfate intravenous injection, WG Critical Care, 40 mg/mL, 100 mL premixed bag, 24 count, NDC 44567-0421-24
    • Magnesium sulfate intravenous injection, WG Critical Care, 40 mg/mL, 50 mL premixed bag, 24 count, NDC 44567-0420-24
    • Magnesium sulfate intravenous injection, WG Critical Care, 80 mg/mL, 50 mL premixed bag, 24 count, NDC 44567-0424-24

Estimated Resupply Dates

    • Pfizer has magnesium sulfate 10 mg/mL 100 mL premixed bags in 24 count on back order and the company estimates a release date of April 2025. There are short-dated 40 mg/mL 100 mL premixed bags in 50 count are available in limited supply. The 10 mg/mL 100 mL premixed bags in 50 count and 40 mg/mL 50 mL premixed bags in 60 count are on back order and the company estimates a release date of December 2028. The 80 mg/mL premixed bags in 60 count are on back order and the company estimates a release date of December 2028.
    • Sagent has magnesium sulfate 40 mg/mL 50 mL and 100 mL premixed bags on back order and the company cannot estimate a release date.

Updated

Updated February 5, 2025 by Michelle Wheeler, PharmD, Drug Information Specialist. Created March 30, 2011 by Michelle Wheeler, PharmD, Drug Information Specialist. © 2025, Drug Information Service, University of Utah, Salt Lake City, UT.

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