Magnesium Sulfate in Water NDC 44567-421

NDC codes

FDA NDC Directory

Product NDC (as listed)44567-421Labeler and product segments. Claims need a package NDC.

Product NDC at billing width44567-0421Add the package segment from the table below.

Package NDCs as listed with the FDA, and the 11-digit 5-4-2 form used on claims. The highlighted digit is the added leading zero.
Package NDC	11-digit (billing)	Package	Copy
44567-421-24	44567042124	24 POUCH in 1 CARTON (44567-421-24) / 1 BAG in 1 POUCH / 100 mL in 1 BAGMarketed from Jan 9, 2018

How the 11-digit form is made: The product segment has 3 digits, so one leading zero is added to it (5-3-2 → 5-4-2). Formatting the NDC does not by itself make it billable — the product, package and quantity must match what was dispensed or administered, and payer rules apply. Conversion rules

Product information

Brand name (proprietary): Magnesium Sulfate in Water
Generic name (nonproprietary): magnesium sulfate
Active ingredients: Magnesium sulfate heptahydrate — 4 g/100mL
Dosage form: Injection
Route: Intravenous
Labeler: WG Critical Care, LLC
Product type: Prescription drug
Marketing category: ANDA — Abbreviated New Drug Application (generic)Application ANDA 207350
Marketing start: Jan 9, 2018
Listing expires: Dec 31, 2027
Other FDA classes: Increased Large Intestinal Motility (Physiologic effect)Inhibition Large Intestine Fluid/Electrolyte Absorption (Physiologic effect)Inhibition Small Intestine Fluid/Electrolyte Absorption (Physiologic effect)Magnesium Ion Exchange Activity (Mechanism)Osmotic Activity (Mechanism)Stimulation Large Intestine Fluid/Electrolyte Secretion (Physiologic effect)
Identifiers: Product ID 44567-421_afe639dd-97a2-4cde-8ae0-916566d39137SPL ID afe639dd-97a2-4cde-8ae0-916566d39137SPL set ID 752f55bb-c4ca-4545-94b3-3deea66888d4RxCUI 829734, 1658259, 1658262, 1658264, 1658265UNII SK47B8698TUPC 0344567424245, 0344567420247, 0344567421244
Pharmacologic class: Calculi Dissolution Agent; Osmotic Laxative

Billing references

What Med-Code can say about coding this product, and where each statement comes from. Nothing here is inferred from the name alone.

HCPCS codeNo match

No drug-specific HCPCS code in Med-Code's directory for this product. The directory is curated and not complete — check the current CMS HCPCS file before billing.

Administration

Drug administration (CPT 96360–96549)

When a clinician administers the drug, the administration is reported separately. Codes in this range cover hydration, therapeutic injections and infusions, and chemotherapy or other complex drug administration. The right code depends on route, duration and drug type, and self-administered drugs are not billed this way.

How CPT relates to drug billing

NDC on a medical claim

N444567042124 followed by a unit qualifier and the quantity

Package 44567-0421-24. Unit qualifiers: F2 (international unit), GR (gram), ME (milligram), ML (milliliter), UN (unit (each)). The qualifier and quantity depend on what was given. About the N4 qualifier

Product label

Current FDA label (SPL), effective Aug 25, 2026.

Indications (excerpt from the label)

INDICATIONS AND USAGE Magnesium Sulfate in Water for Injection is indicated for the prevention and control of seizures in preeclampsia and eclampsia, respectively. When used judiciously it effectively prevents and controls the convulsions of eclampsia without producing deleterious depression of the central nervous system of the mother or infant. However, other effective drugs are available for this purpose.

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)

Other NDCs under ANDA 207350

Products listed under the same FDA application: other strengths and forms, and repackagers who relabel the same product.

FDA NDC Directory listings under ANDA 207350
Product	Strength	Form · route	Labeler	Product NDC
Magnesium Sulfate in Watermagnesium sulfate	Magnesium sulfate heptahydrate 40 g/1000mL	InjectionIntravenous	WG Critical Care, LLC	44567-423
Magnesium Sulfate in Watermagnesium sulfate	Magnesium sulfate heptahydrate 2 g/50mL	InjectionIntravenous	WG Critical Care, LLC	44567-420
Magnesium Sulfate in Watermagnesium sulfate	Magnesium sulfate heptahydrate 20 g/500mL	InjectionIntravenous	WG Critical Care, LLC	44567-422
Magnesium Sulfate in Watermagnesium sulfate	Magnesium sulfate heptahydrate 4 g/50mL	InjectionIntravenous	WG Critical Care, LLC	44567-424

Magnesium Sulfate in Water (magnesium sulfate) NDC 44567-421