What is NDC 49873-403?

49873-403 is the product NDC for Inon Ace, Silodrate 900 mg/30mL; Magnesium hydroxide 250 mg/30mL solution, listed with the FDA by Sato Pharmaceutical Co., Ltd.. It has 1 package NDC, shown above in 10- and 11-digit form.

What drug is associated with this NDC?

Inon Ace (Magnesium aluminosilicate, magnesium hydroxide).

What is the active ingredient?

Silodrate, Magnesium hydroxide.

Sato Pharmaceutical Co., Ltd., NDC labeler code 49873. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.

What other NDCs exist for Inon Ace?

1 other product NDC are listed under this name.

Is there a related HCPCS / J-code?

Not in Med-Code's curated HCPCS directory.

Inon Ace NDC 49873-403 | National Drug Code

NDC codes

FDA NDC Directory

Product NDC (as listed)49873-403Labeler and product segments. Claims need a package NDC.

Product NDC at billing width49873-0403Add 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
49873-403-01	4987304030149873040301	2 BOTTLE in 1 CARTON (49873-403-01) / 30 mL in 1 BOTTLEMarketed from May 20, 2000

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): Inon Ace
Generic name (nonproprietary): magnesium aluminosilicate, magnesium hydroxide
Active ingredients: Silodrate — 900 mg/30mLMagnesium hydroxide — 250 mg/30mL
Dosage form: Solution
Route: Oral
Labeler: Sato Pharmaceutical Co., Ltd.NDC labeler code 49873
Product type: Over-the-counter drug
Marketing category: OTC monograph drugApplication M 001
Marketing start: May 20, 2000
Listing expires: Dec 31, 2026
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 49873-403_0bde7bd2-8a69-57b4-e063-6394a90a00d2SPL ID 0bde7bd2-8a69-57b4-e063-6394a90a00d2SPL set ID a6e4475c-dfac-493c-b98a-21473e3b59d5RxCUI 1246297, 1246303UNII 9T3UU8T0QK, NBZ3QY004SUPC 0349873403014
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 HCPCS code in Med-Code's directory. Oral products like this are usually dispensed by a pharmacy and billed by NDC.

NDC on a medical claim

N449873040301 followed by a unit qualifier and the quantity

Package 49873-0403-01. 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 Dec 6, 2023.

Indications (excerpt from the label)

Uses relieves these symptoms: ■ heartburn ■ sour stomach ■ acid indigestion

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)

About NDC 49873-403

What is NDC 49873-403?: 49873-403 is the product NDC for Inon Ace, Silodrate 900 mg/30mL; Magnesium hydroxide 250 mg/30mL solution, listed with the FDA by Sato Pharmaceutical Co., Ltd.. It has 1 package NDC, shown above in 10- and 11-digit form.
What drug is associated with this NDC?: Inon Ace (Magnesium aluminosilicate, magnesium hydroxide).
What is the active ingredient?: Silodrate, Magnesium hydroxide.
Who is the labeler?: Sato Pharmaceutical Co., Ltd., NDC labeler code 49873. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.
What other NDCs exist for Inon Ace?: 1 other product NDC are listed under this name. See all Inon Ace NDCs.
Is there a related HCPCS / J-code?: Not in Med-Code's curated HCPCS directory. See Billing references above.

Other finished products listed under the same name: strengths, forms and labelers.

Other Inon Ace NDCs
Product	Strength	Form · route	Labeler	Product NDC	Package NDCs (11-digit)
Inon Acemagnesium aluminosilicates, magnesium hydroxide, simethicone	Magnesium hydroxide 60 mg/1 + 2 more ingredients	TabletOral	Sato Pharmaceutical Co., Ltd.	49873-402	49873-0402-01

Other NDCs under M 001

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

FDA NDC Directory listings under M 001
Product	Strength	Form · route	Labeler	Product NDC
Soothe Chewablecitric acid	Citric acid monohydrate 1.5 g/108.27g	Chewable gelOral	Carolina Cannabis Creations LLC	82876-840
ultra strength antacidantacid	Calcium carbonate 1000 mg/1	Tablet, ChewableOral	Target Corporation	11673-933
Rolaids Extra Strength Mintcalcium carbonate and magnesium hydroxide	Calcium carbonate 675 mg/1; Magnesium hydroxide 135 mg/1	Tablet, ChewableOral	Chattem, Inc.	41167-1001
Extra Strength Antacidcalcium carbonate	Calcium carbonate 750 mg/1	Tablet, ChewableOral	Grocery Outlet, Inc.	85828-903
Medique Alcalakcalcium carbonate	Calcium carbonate 420 mg/1	Tablet, ChewableOral	Unifirst First Aid Corporation	47682-201
Ultra Strength Antacidcalcium carbonate	Calcium carbonate 1000 mg/1	Tablet, ChewableOral	CVS	51316-171
Kirkland Ultra Stregth Antacid 171ABcalcium carbonate	Calcium carbonate 1000 mg/1	TabletOral	COSTCO WHOLESALE COMPANY	63981-171
Regular Strength Antacidcalcium carbonate	Calcium carbonate 500 mg/1	Tablet, ChewableOral	Harris Teeter, LLC	69256-138
Ultra Strength Antacidcalcium carbonate	Calcium carbonate 1000 mg/1	Tablet, ChewableOral	Grocery Outlet, Inc.	85828-905
Magnesium Oxide	Magnesium oxide 400 mg/1	TabletOral	A-S Medication Solutions	50090-7432
Ultra Strength Assorted Berry Antacidcalcium carbonate	Calcium carbonate 1000 mg/1	Tablet, ChewableOral	Harris Teeter, LLC	69256-171
Antacid- Calcium Carbonatecalcium carbonate	Calcium carbonate 1000 mg/1	Tablet, ChewableOral	Anhui Jiuhe Health Industry Co., Ltd	87745-001
Tums Chewy Bitescalcium carbonate	Calcium carbonate 1000 mg/1	Tablet, ChewableOral	Haleon US Holdings LLC	0135-0183
De La Cruz Desempachosodium bicarbonate	Sodium bicarbonate 525 mg/15mL	LiquidOral	DLC LABORATORIES, INC.	24286-1523
HEB Wild Berry Antacid Chewscalcium carbonate	Calcium carbonate 750 mg/1	Tablet, ChewableOral	HEB	37808-493
Unishield Antacidcalcium carbonate	Calcium carbonate 420 mg/1	Tablet, ChewableOral	Unishield	49314-1013
Calmicid AC Acid Reducerfamotidine	Famotidine 20 mg/1	Tablet, CoatedOral	Melaleuca, Inc.	54473-411
Exchange Select Antacid Tropical Fruitcalcium carbonate	Calcium carbonate 750 mg/1	Tablet, ChewableOral	ARMY AND AIR FORCE EXCHANGE SERVICE	55301-102
Leader Extra Strength Sugar Free Antacidantacid	Calcium carbonate 750 mg/1	Tablet, ChewableOral	Cardinal Health	70000-0460
Sodium Bicarbonate Antacidsodium bicarbonate	Sodium bicarbonate 650 mg/1	TabletOral	Aphena Pharma Solutions - Tennessee, LLC	71610-669

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