Ohtas Isan Antacid

Manufacturer: OHTA'S ISAN CO., LTD
Effective date: 2012-06-07
Label type: HUMAN OTC DRUG LABEL
Version: 1
Source: legacy-cache
Hydrated at: 2026-08-02 01:43:57

Label at a glance#

ProductOhtas Isan Antacid

Active ingredientAlmasilate, Calcium Carbonate, Sodium Bicarbonate

Label structure10 sections

Indications and uses

relieves: ■ heartburn ■ acid indigestion ■ sour stomach ■ upset stomach due to these symptoms

Storage and handling

■ each tablet contains: sodium 36.7 mg. ■ keep the carton. It contains important information. ■ store at 20°-25°C (68°-77°F) ■ protect from moisture

Label contents#

Full prescribing information#

Active Ingredients (in each tablet)

OTC - ACTIVE INGREDIENT SECTION

Magnesium aluminometasilicate        83.3 mg
Precipitated calcium carbonate         133.3 mg
Sodium bicarbonate                         133.3 mg

Purpose

OTC - PURPOSE SECTION

Magnesium aluminometasilicate ............ Antacid
Precipitated calcium carbonate ............. Antacid
Sodium bicarbonate ............................. Antacid

Uses

INDICATIONS & USAGE SECTION

relieves: ■ heartburn ■ acid indigestion ■ sour stomach ■ upset stomach due to these symptoms

Warnings

WARNINGS SECTION

Do not use more than 9 tablets in a 24-hour period, or use the maximum dosage of this product for more than 2 weeks, except under the advice and supervision of a doctor.

Ask a doctor or pharmacist before use if you are

OTC - ASK DOCTOR/PHARMACIST SECTION

■ presently taking a prescription drug. Antacids may interact with certain prescription drugs
■ on a sodium-restricted diet

If pregnant or breast-feeding,

OTC - PREGNANCY OR BREAST FEEDING SECTION

ask a health professional before use.

Direction

DOSAGE & ADMINISTRATION SECTION

swallow 3 tablets with a glass of water after meals, 3 times daily

Other Information

STORAGE AND HANDLING SECTION

■ each tablet contains: sodium 36.7 mg. ■ keep the carton. It contains important information.
■ store at 20°-25°C (68°-77°F) ■ protect from moisture

Inactive ingredients

INACTIVE INGREDIENT SECTION

cinnamon bark, cinnamon oil, citrus unshiu peel, clove, fennel, fennel oil, gentian, lemon oil, menthol, magnesium stearate, microcrystalline cellulose, nutmeg, powdered picrasma wood.

PRINCIPAL DISPLAY PANEL

PACKAGE LABEL.PRINCIPAL DISPLAY PANEL

NDC 49631-212-01

Ohta's Isan ANTACID TABLETS

Heartburn Acid Indigestion Upset Stomach

45 TABLETS

Manufactured by
OHTA'S ISAN CO., LTD.
3-2, SENGOKU 2-CHOME, BUNKYO-KU,
TOKYO 112-0011, JAPAN

PRODUCT OF JAPAN

DO NOT USE IF A CARTON IS DAMAGED OR FOIL SEAL IS BROKEN.

Lot. No.

Exp. Date

FDA-Initiated Inactive NDC Indexing#

NDC, Effective, Action table
NDC	Effective	Action	Document	Indexing SPL	Related label
49631-212-01	2024-12-31	C162847	48780-1	9d75b9d1-16e6-f424-e053-dadaa90a57ce	Drug Facts
49631-212-01	2020-01-31	C162847	48780-1	9d75b9d1-16e6-f424-e053-dadaa90a57ce	Drug Facts

DailyMed Socrata Ingredients#

Ingredient, Type, UNII table
Ingredient	Type	UNII	SPL version
Almasilate	ACTIVE INGREDIENT	OZQ8O62H53	1
Calcium Carbonate	ACTIVE INGREDIENT	H0G9379FGK	1
Sodium Bicarbonate	ACTIVE INGREDIENT	8MDF5V39QO	1
Almasilate	ACTIVE MOIETY	OZQ8O62H53	1
Bicarbonate Ion	ACTIVE MOIETY	HN1ZRA3Q20	1
Carbonate Ion	ACTIVE MOIETY	7UJQ5OPE7D	1
Cellulose, Microcrystalline	INACTIVE INGREDIENT	OP1R32D61U	1
Cinnamon	INACTIVE INGREDIENT	5S29HWU6QB	1
Cinnamon Oil	INACTIVE INGREDIENT	E5GY4I6YCZ	1
Clove	INACTIVE INGREDIENT	K48IKT5321	1
Clove Oil	INACTIVE INGREDIENT	578389D6D0	1
Fennel	INACTIVE INGREDIENT	557II4LLC3	1
Fennel Oil	INACTIVE INGREDIENT	59AAO5F6HT	1
Gentiana Lutea Root	INACTIVE INGREDIENT	S72O3284MS	1
Lemon Oil	INACTIVE INGREDIENT	I9GRO824LL	1
Magnesium Stearate	INACTIVE INGREDIENT	70097M6I30	1
Menthol	INACTIVE INGREDIENT	L7T10EIP3A	1
Nutmeg	INACTIVE INGREDIENT	AEE24M3MQ9	1
Picrasma Quassioides Wood	INACTIVE INGREDIENT	75EIV4LX7W	1
Tangerine	INACTIVE INGREDIENT	KH3E3096OO	1

Products#

Every source-derived product name is available through these pages.

DailyMed product names page 1 of 1 · 21 matching rows.

Ohtas Isan Antacid
magnesium aluminosilicate, Calcium carbonate, sodium bicarbonate
Almasilate
Calcium Carbonate
Carbonate Ion
Sodium Bicarbonate
Bicarbonate Ion
Cinnamon
Cinnamon Oil
Tangerine
Clove
Clove Oil
Fennel
Fennel Oil
Gentiana Lutea Root
Lemon Oil
Menthol
Magnesium Stearate
Cellulose, Microcrystalline
Nutmeg
Picrasma Quassioides Wood

NDC Codes#

Product NDC, Package NDC table
Product NDC	Package NDC
49631-212	49631-212-01

Ingredients#

Every source-derived ingredient row is available through these pages.

DailyMed ingredient rows page 1 of 1 · 17 matching rows.

Name, UNII, Kind table
Name	UNII	Kind
Almasilate	OZQ8O62H53	ACTIB
Calcium Carbonate	H0G9379FGK	ACTIB
Sodium Bicarbonate	8MDF5V39QO	ACTIB
Cinnamon	5S29HWU6QB	IACT
Cinnamon Oil	E5GY4I6YCZ	IACT
Tangerine	KH3E3096OO	IACT
Clove	K48IKT5321	IACT
Clove Oil	578389D6D0	IACT
Fennel	557II4LLC3	IACT
Fennel Oil	59AAO5F6HT	IACT
Gentiana Lutea Root	S72O3284MS	IACT
Lemon Oil	I9GRO824LL	IACT
Menthol	L7T10EIP3A	IACT
Magnesium Stearate	70097M6I30	IACT
Cellulose, Microcrystalline	OP1R32D61U	IACT
Nutmeg	AEE24M3MQ9	IACT
Picrasma Quassioides Wood	75EIV4LX7W	IACT

Source Document#

Source XML

Inactive ingredient matches#

Inactive Ingredient Database values describe FDA-listed use contexts. The match method and ambiguity count are shown because ingredient names, routes, and dosage forms are not always unique. Browse recovered IID releases and source provenance.

Inactive ingredient links page 1 of 2 · 106 matching rows.

DailyMed ingredient, IID ingredient, UNII table
DailyMed ingredient	IID ingredient	UNII	Dosage form / route	Potency	Maximum daily exposure	Match
Menthol	MENTHOL	L7T10EIP3A	DROPS / OPHTHALMIC	NA		Exact identifier — unii candidate 24 equally ranked IID candidates
Lemon Oil	LEMON OIL, COLD PRESSED	I9GRO824LL	CAPSULE / ORAL	8.5 mg		Exact identifier — unii candidate 4 equally ranked IID candidates
Menthol	MENTHOL	L7T10EIP3A	TABLET / ORAL	0.58 mg		Exact identifier — unii candidate 24 equally ranked IID candidates
Menthol	MENTHOL	L7T10EIP3A	AEROSOL, SPRAY / RESPIRATORY (INHALATION)	0.02 %w/w		Exact identifier — unii candidate 24 equally ranked IID candidates
Magnesium Stearate	MAGNESIUM STEARATE	70097M6I30	INSERT / VAGINAL		69 mg	Exact identifier — unii candidate 39 equally ranked IID candidates
Magnesium Stearate	MAGNESIUM STEARATE	70097M6I30	TABLET, FILM COATED / ORAL		96 mg	Exact identifier — unii candidate 39 equally ranked IID candidates
Magnesium Stearate	MAGNESIUM STEARATE	70097M6I30	TABLET / SUBLINGUAL	17.5 mg		Exact identifier — unii candidate 39 equally ranked IID candidates
Menthol	MENTHOL	L7T10EIP3A	CONCENTRATE / ORAL	0.05 mg/5ml		Exact identifier — unii candidate 24 equally ranked IID candidates
Cellulose, Microcrystalline	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	POWDER, FOR SUSPENSION / ORAL		4441 mg	Exact identifier — unii candidate 28 equally ranked IID candidates
Cellulose, Microcrystalline	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	TABLET / BUCCAL		18 mg	Exact identifier — unii candidate 28 equally ranked IID candidates
Magnesium Stearate	MAGNESIUM STEARATE	70097M6I30	TABLET, SUGAR COATED / ORAL	NA		Exact identifier — unii candidate 39 equally ranked IID candidates
Menthol	MENTHOL	L7T10EIP3A	INHALANT / NASAL	32 mg		Exact identifier — unii candidate 24 equally ranked IID candidates
Cinnamon Oil	CINNAMON OIL	E5GY4I6YCZ	PASTILLE / ORAL	4 mg		Exact identifier — unii candidate 6 equally ranked IID candidates
Cellulose, Microcrystalline	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	TABLET, EXTENDED RELEASE / ORAL		5119 mg	Exact identifier — unii candidate 28 equally ranked IID candidates
Cellulose, Microcrystalline	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	TABLET, ORALLY DISINTEGRATING / ORAL		1800 mg	Exact identifier — unii candidate 28 equally ranked IID candidates
Magnesium Stearate	MAGNESIUM STEARATE	70097M6I30	CAPSULE, COATED, EXTENDED RELEASE / ORAL	NA		Exact identifier — unii candidate 39 equally ranked IID candidates
Menthol	MENTHOL	L7T10EIP3A	TABLET, ORALLY DISINTEGRATING / ORAL	14 mg		Exact identifier — unii candidate 24 equally ranked IID candidates
Cellulose, Microcrystalline	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	TABLET, COATED / ORAL		920 mg	Exact identifier — unii candidate 28 equally ranked IID candidates
Cinnamon	CINNAMON	5S29HWU6QB	ELIXIR / ORAL	10.5 mg/5ml		Exact identifier — unii candidate 2 equally ranked IID candidates
Cellulose, Microcrystalline	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	TABLET, DELAYED RELEASE / ORAL		2210 mg	Exact identifier — unii candidate 28 equally ranked IID candidates
Menthol	MENTHOL	L7T10EIP3A	MOUTHWASH / BUCCAL	0.15 mg/1ml		Exact identifier — unii candidate 24 equally ranked IID candidates
Cellulose, Microcrystalline	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	TABLET, FILM COATED, EXTENDED RELEASE / ORAL		615 mg	Exact identifier — unii candidate 28 equally ranked IID candidates
Magnesium Stearate	MAGNESIUM STEARATE	70097M6I30	TABLET, FOR SUSPENSION / ORAL		131 mg	Exact identifier — unii candidate 39 equally ranked IID candidates
Magnesium Stearate	MAGNESIUM STEARATE	70097M6I30	GRANULE / ORAL		629 mg	Exact identifier — unii candidate 39 equally ranked IID candidates
Cinnamon Oil	CINNAMON OIL	E5GY4I6YCZ	PASTE, DENTIFRICE / DENTAL	NA		Exact identifier — unii candidate 6 equally ranked IID candidates
Cinnamon Oil	CINNAMON OIL	E5GY4I6YCZ	SUSPENSION / ORAL	0.2 mg/5ml		Exact identifier — unii candidate 6 equally ranked IID candidates
Menthol	MENTHOL	L7T10EIP3A	LOTION / TOPICAL	0.05 %w/w		Exact identifier — unii candidate 24 equally ranked IID candidates
Magnesium Stearate	MAGNESIUM STEARATE	70097M6I30	POWDER / RESPIRATORY (INHALATION)	0.13 mg		Exact identifier — unii candidate 39 equally ranked IID candidates
Magnesium Stearate	MAGNESIUM STEARATE	70097M6I30	CAPSULE, EXTENDED RELEASE / ORAL		117 mg	Exact identifier — unii candidate 39 equally ranked IID candidates
Cellulose, Microcrystalline	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	TABLET, CHEWABLE, EXTENDED RELEASE / ORAL		144 mg	Exact identifier — unii candidate 28 equally ranked IID candidates
Magnesium Stearate	MAGNESIUM STEARATE	70097M6I30	SYSTEM / INTRAVITREAL	0.02 mg		Exact identifier — unii candidate 39 equally ranked IID candidates
Menthol	MENTHOL	L7T10EIP3A	POWDER, FOR SOLUTION / ORAL	NA		Exact identifier — unii candidate 24 equally ranked IID candidates
Magnesium Stearate	MAGNESIUM STEARATE	70097M6I30	CAPSULE / ORAL	256.4 mg		Exact identifier — unii candidate 39 equally ranked IID candidates
Magnesium Stearate	MAGNESIUM STEARATE	70097M6I30	INHALANT / ORAL	0.08 mg		Exact identifier — unii candidate 39 equally ranked IID candidates
Magnesium Stearate	MAGNESIUM STEARATE	70097M6I30	POWDER, FOR SUSPENSION / ORAL		120 mg	Exact identifier — unii candidate 39 equally ranked IID candidates
Menthol	MENTHOL	L7T10EIP3A	DROPS / NASAL	40.32 mg		Exact identifier — unii candidate 24 equally ranked IID candidates
Magnesium Stearate	MAGNESIUM STEARATE	70097M6I30	GRANULE, FOR SUSPENSION / ORAL		14 mg	Exact identifier — unii candidate 39 equally ranked IID candidates
Menthol	MENTHOL	L7T10EIP3A	GEL / TOPICAL	0.1 %w/w		Exact identifier — unii candidate 24 equally ranked IID candidates
Menthol	MENTHOL	L7T10EIP3A	CAPSULE / ORAL	0.87 mg		Exact identifier — unii candidate 24 equally ranked IID candidates
Magnesium Stearate	MAGNESIUM STEARATE	70097M6I30	RING / VAGINAL		2 mg	Exact identifier — unii candidate 39 equally ranked IID candidates
Magnesium Stearate	MAGNESIUM STEARATE	70097M6I30	SUSPENSION, EXTENDED RELEASE / ORAL		71 mg	Exact identifier — unii candidate 39 equally ranked IID candidates
Cinnamon Oil	CINNAMON OIL	E5GY4I6YCZ	SYRUP / ORAL	0.05 mg/5ml		Exact identifier — unii candidate 6 equally ranked IID candidates
Cellulose, Microcrystalline	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	CAPSULE, DELAYED RELEASE / ORAL		366 mg	Exact identifier — unii candidate 28 equally ranked IID candidates
Magnesium Stearate	MAGNESIUM STEARATE	70097M6I30	TABLET, FILM COATED, EXTENDED RELEASE / ORAL		53 mg	Exact identifier — unii candidate 39 equally ranked IID candidates
Cellulose, Microcrystalline	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	CAPSULE, EXTENDED RELEASE / ORAL		1246 mg	Exact identifier — unii candidate 28 equally ranked IID candidates
Menthol	MENTHOL	L7T10EIP3A	SOAP / TOPICAL	0.75 %w/w		Exact identifier — unii candidate 24 equally ranked IID candidates
Lemon Oil	LEMON OIL, COLD PRESSED	I9GRO824LL	GEL / TOPICAL	0.05 %w/w		Exact identifier — unii candidate 4 equally ranked IID candidates
Magnesium Stearate	MAGNESIUM STEARATE	70097M6I30	CAPSULE, DELAYED RELEASE / ORAL		1060 mg	Exact identifier — unii candidate 39 equally ranked IID candidates
Menthol	MENTHOL	L7T10EIP3A	JELLY / NASAL	32.5 mg		Exact identifier — unii candidate 24 equally ranked IID candidates
Menthol	MENTHOL	L7T10EIP3A	SYRUP / ORAL	7.5 mg/5ml		Exact identifier — unii candidate 24 equally ranked IID candidates
Magnesium Stearate	MAGNESIUM STEARATE	70097M6I30	IMPLANT / SUBCUTANEOUS	0.5 mg		Exact identifier — unii candidate 39 equally ranked IID candidates
Cellulose, Microcrystalline	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	TABLET / SUBLINGUAL	43.2 mg		Exact identifier — unii candidate 28 equally ranked IID candidates
Magnesium Stearate	MAGNESIUM STEARATE	70097M6I30	CREAM / TOPICAL	NA		Exact identifier — unii candidate 39 equally ranked IID candidates
Magnesium Stearate	MAGNESIUM STEARATE	70097M6I30	TABLET, ORALLY DISINTEGRATING / ORAL		187 mg	Exact identifier — unii candidate 39 equally ranked IID candidates
Magnesium Stearate	MAGNESIUM STEARATE	70097M6I30	TABLET, DELAYED RELEASE / ORAL		144 mg	Exact identifier — unii candidate 39 equally ranked IID candidates
Magnesium Stearate	MAGNESIUM STEARATE	70097M6I30	WAFER / ORAL	66 mg		Exact identifier — unii candidate 39 equally ranked IID candidates
Magnesium Stearate	MAGNESIUM STEARATE	70097M6I30	TABLET / ORAL		980 mg	Exact identifier — unii candidate 39 equally ranked IID candidates
Cellulose, Microcrystalline	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	TABLET / ORAL		6184 mg	Exact identifier — unii candidate 28 equally ranked IID candidates
Cellulose, Microcrystalline	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	CAPSULE, COATED PELLETS / ORAL		456 mg	Exact identifier — unii candidate 28 equally ranked IID candidates
Magnesium Stearate	MAGNESIUM STEARATE	70097M6I30	TABLET, ORALLY DISINTEGRATING, DELAYED RELEASE / ORAL		47 mg	Exact identifier — unii candidate 39 equally ranked IID candidates

openFDA label cross-check#

OpenFDA label data provides additional search and identifier links. DailyMed’s Structured Product Label is the canonical label on FDA.report. Matching records are deduplicated before they are shown below.

Matched openFDA labels page 1 of 1 · 1 matching rows.

Brand, Generic, Manufacturer table
Brand	Generic	Manufacturer	SPL set ID	Effective date	Available safety fields	Join
2a7d760c-fda1-8026-e063-6294a90aaa43			eea230ed-8d78-9355-81a7-d08722aed708	2024-12-31	Warnings	Exact identifier spl set id: eea230ed-8d78-9355-81a7-d08722aed708

Reported adverse events (FAERS/openFDA)#

Adverse event summaries are temporarily unavailable. Other product information remains available.