The short version
Just 3 companies supply this market — thin enough that a single exit would be felt immediately.
The numbers behind every sentence are on this page below — and the Watch button emails you when any of them move.
Magnesium Sulfate in Water
Magnesium Sulfate In Water · MAGNESIUM SULFATE HEPTAHYDRATE 2 g/50mL · Injection, Solution · Intravenous · Hospira, Inc.
NDC 00409-5239-24 · 24 POUCH in 1 CASE / 1 BAG in 1 POUCH / 50 mL in 1 BAG · NDA · View full market →
Medicare Part D
No Medicare Part D plan in CMS's quarterly files lists this product. That usually means it is discontinued, a repackager's listing, or a product no plan has added to its formulary.
How Part D pricing works →NADAC price per unit
No NADAC pricing on file for this NDC — NADAC covers drugs dispensed by retail community pharmacies.
Supply fragility
Not scored — fragility is computed for NADAC-priced NDCs.
Is this a "specialty" drug?
There's no legal definition — it meets 2 of 6 public criteria. Why that matters →
- Part D specialty tier
- Costs ≥ $950/fill · avg $39.93 per prescription
- Biologic (BLA)
- Injectable / infused
- Orphan-drug exclusivity
- REMS program · Xywav and Xyrem
Regulatory
- Application
- NDA020309
- TE code
- AP
- Approval date
- Jun 24, 1994
- Patents / exclusivity
- None on file
Shortage history
No FDA shortage reports for this drug or its presentations.
Recalls (this NDC)
No enforcement reports list this package NDC.
Manufacturers of Magnesium Sulfate In Water (Injection, Solution)
| Labeler | Strength | First seen | Last seen |
|---|---|---|---|
| Hospira, Inc. | MAGNESIUM SULFATE HEPTAHYDRATE 2 g/50mL | Aug 27, 2026 | Sep 3, 2026 |
| Hospira, Inc. | MAGNESIUM SULFATE HEPTAHYDRATE 4 g/100mL | Aug 27, 2026 | Sep 3, 2026 |
| Athenex Pharmaceutical Division, LLC. | MAGNESIUM SULFATE HEPTAHYDRATE 40 mg/mL | Jul 15, 2026 | Sep 2, 2026 |
| Athenex Pharmaceutical Division, LLC. | MAGNESIUM SULFATE HEPTAHYDRATE 80 mg/mL | Jul 15, 2026 | Sep 2, 2026 |
| Avenacy, LLC | MAGNESIUM SULFATE HEPTAHYDRATE 80 mg/mL | Jul 15, 2026 | Sep 2, 2026 |
| Avenacy, LLC | MAGNESIUM SULFATE HEPTAHYDRATE 40 mg/mL | Jul 15, 2026 | Sep 2, 2026 |
| Hospira, Inc. | MAGNESIUM SULFATE HEPTAHYDRATE 40 mg/mL | Jul 15, 2026 | Sep 2, 2026 |
| Hospira, Inc. | MAGNESIUM SULFATE HEPTAHYDRATE 40 g/1000mL | Jul 15, 2026 | Sep 2, 2026 |
| Hospira, Inc. | MAGNESIUM SULFATE HEPTAHYDRATE 20 g/500mL | Jul 15, 2026 | Sep 2, 2026 |
Roster from daily NDC Directory diffs — first/last seen dates start July 2026.
Cite this page
DrugDashboards, "Magnesium Sulfate in Water — NDC 00409-5239-24," retrieved September 3, 2026, https://drugdashboards.com/drug/00409523924.
Free to cite with attribution — see how the data is put together.