What is NDC 0536-1007?

0536-1007 is the product NDC for Rugby Cal-Gest Antacid Assorted Flavors, Calcium carbonate 500 mg/1 tablet, chewable, listed with the FDA by Rugby Laboratories, Inc.. It has 1 package NDC, shown above in 10- and 11-digit form.

What drug is associated with this NDC?

Rugby Cal-Gest Antacid Assorted Flavors (Antacid Tablets).

Rugby Laboratories, Inc., NDC labeler code 0536. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.

What other NDCs exist for Rugby Cal-Gest Antacid Assorted Flavors?

None: this is the only finished product listed under this name.

Is there a related HCPCS / J-code?

Not in Med-Code's curated HCPCS directory.

Rugby Cal-Gest Antacid Assorted Flavors NDC 0536-1007

NDC codes

FDA NDC Directory

Product NDC (as listed)0536-1007Labeler and product segments. Claims need a package NDC.

Product NDC at billing width00536-1007Add 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
0536-1007-15	0053610071500536100715	150 TABLET, CHEWABLE in 1 BOTTLE, PLASTIC (0536-1007-15)Marketed from Oct 30, 2019

How the 11-digit form is made: The labeler segment has 4 digits, so one leading zero is added to it (4-4-2 → 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): Rugby Cal-Gest Antacid Assorted FlavorsSuffix: Assorted Flavors
Generic name (nonproprietary): antacid tablets
Active ingredients: Calcium carbonate — 500 mg/1
Dosage form: Tablet, Chewable
Route: Oral
Labeler: Rugby Laboratories, Inc.NDC labeler code 0536
Product type: Over-the-counter drug
Marketing category: OTC monograph drugApplication M 001
Marketing start: Oct 30, 2019
Listing expires: Dec 31, 2026
Other FDA classes: Calcium (Chemical structure)Divalent (Chemical structure)Increased Coagulation Factor Activity (Physiologic effect)Phosphate Chelating Activity (Mechanism)
Identifiers: Product ID 0536-1007_41f4e508-f6da-6c1e-e063-6294a90a10cbSPL ID 41f4e508-f6da-6c1e-e063-6294a90a10cbSPL set ID a43184c4-d225-4539-b651-4d96535f208fRxCUI 308907, 998704UNII H0G9379FGKUPC 0305361007157
Pharmacologic class: Blood Coagulation Factor; Phosphate Binder

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

N400536100715 followed by a unit qualifier and the quantity

Package 00536-1007-15. 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 Oct 25, 2025.

Indications (excerpt from the label)

Uses relieves: heartburn sour stomach acid indigestion upset stomach associated with these symptoms

Excerpt only. Read the full label for complete information.

Full label on DailyMed (opens in a new tab)

About NDC 0536-1007

What is NDC 0536-1007?: 0536-1007 is the product NDC for Rugby Cal-Gest Antacid Assorted Flavors, Calcium carbonate 500 mg/1 tablet, chewable, listed with the FDA by Rugby Laboratories, Inc.. It has 1 package NDC, shown above in 10- and 11-digit form.
What drug is associated with this NDC?: Rugby Cal-Gest Antacid Assorted Flavors (Antacid Tablets).
What is the active ingredient?: Calcium carbonate.
Who is the labeler?: Rugby Laboratories, Inc., NDC labeler code 0536. The labeler is the company responsible for the label; it may be the manufacturer, a repackager or a distributor.
What other NDCs exist for Rugby Cal-Gest Antacid Assorted Flavors?: None: this is the only finished product listed under this name.
Is there a related HCPCS / J-code?: Not in Med-Code's curated HCPCS directory. See Billing references above.

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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Rugby Cal-Gest Antacid Assorted Flavors (Antacid tablets) NDC 0536-1007