AHIST

Manufacturer: Magna Pharmaceutcals, Inc.
Effective date: 2022-08-17
Label type: HUMAN OTC DRUG LABEL
Version: 4
Source: full-release
Hydrated at: 2026-05-31 23:50:29

Label at a glance#

ProductAHIST

Active ingredientCHLORCYCLIZINE HYDROCHLORIDE

Label structure10 sections

Indications and uses

temporarily relieves these symptoms due to hay fever or other upper respiratory allergies: runny nose sneezing itching of the nose or throat itchy, watery eyes

Dosage and administration

Do not exceed recommended dosage. Adults and children 12 years of age and over: 1 tablet by mouth every 6-8 hours, not to exceed 3 tablets in 24 hours, or as directed by a doctor Children 6 to under 12 years of age: ½ tablet by mouth every 6-8 hours, not to exceed 1½ tablets in 24 hours, or as directed by a doctor Children under 6 years of age Consult a doctor

Contacts and useful links#

PhoneLabel contact1-888-206-5525

Websitewww.magnaweb.com

www.magnaweb.com

Label contents#

Full prescribing information#

SPL UNCLASSIFIED SECTION

Drug Facts

Active Ingredients (in each immediate-release tablet)

OTC - ACTIVE INGREDIENT SECTION

Chlorcyclizine HCl 25 mg

Purpose

OTC - PURPOSE SECTION

Antihistamine

Uses

INDICATIONS & USAGE SECTION

temporarily relieves these symptoms due to hay fever or other upper respiratory allergies:

runny nose
sneezing
itching of the nose or throat
itchy, watery eyes

Warnings

WARNINGS SECTION

Do not exceed recommended dosage.

OTC - DO NOT USE SECTION

Do not take this product unless directed by a doctor if you have

a breathing problem such as emphysema or chronic bronchitis
glaucoma
difficulty in urination due to enlargement of the prostate gland

OTC - ASK DOCTOR SECTION

Ask a doctor before use if you are taking sedatives or tranquilizers

When using this product

OTC - WHEN USING SECTION

excitability may occur, especially in children
may cause drowsiness
alcohol, sedatives and tranquilizers may increase drowsiness effect
Use caution when driving a motor vehicle or operating machinery.

OTC - PREGNANCY OR BREAST FEEDING SECTION

If pregnant or breast-feeding, ask a health professional before use.

OTC - KEEP OUT OF REACH OF CHILDREN SECTION

Keep out of reach of children.

In case of accidental overdose, seek professional help or contact a Poison Control Center immediately.

Directions

DOSAGE & ADMINISTRATION SECTION

Do not exceed recommended dosage.

Adults and children 12 years of age and over:	1 tablet by mouth every 6-8 hours, not to exceed 3 tablets in 24 hours, or as directed by a doctor
Children 6 to under 12 years of age:	½ tablet by mouth every 6-8 hours, not to exceed 1½ tablets in 24 hours, or as directed by a doctor
Children under 6 years of age	Consult a doctor

Inactive ingredients

INACTIVE INGREDIENT SECTION

Lake Blend Green, Magnesium Stearate, Microcrystalline Cellulose, Sodium Starch Glycolate

Questions or Comments?

OTC - QUESTIONS SECTION

Call 1-888-206-5525

www.magnaweb.com

Rev. 12/12

SPL UNCLASSIFIED SECTION

Manufactured for:
MAGNA Pharmaceuticals, Inc.
Louisville, KY 40299

PRINCIPAL DISPLAY PANEL - 30 Tablet Carton

PACKAGE LABEL.PRINCIPAL DISPLAY PANEL

NDC 58407-025-30

AHIST™

Antihistamine

Each tablet contains:

Chlorcyclizine HCl 25 mg

MAGNA Pharmaceuticals, Inc.
Louisville, KY 40299

30 Tablets

Principal Display Panel - 30 Tablet Carton

DailyMed RxNorm Mappings#

RxCUI, RxNorm string, TTY table
RxCUI	RxNorm string	TTY	SPL version
1366500	Ahist Antihistamine 25 MG Oral Tablet	PSN	4
1366494	chlorcyclizine HCl 25 MG Oral Tablet	PSN	4
1366500	chlorcyclizine hydrochloride 25 MG Oral Tablet [Ahist Antihistamine]	SBD	4
1366494	chlorcyclizine hydrochloride 25 MG Oral Tablet	SCD	4
1366500	Ahist Antihistamine 25 MG Oral Tablet	SY	4

FDA-Initiated Inactive NDC Indexing#

NDC, Effective, Action table
NDC	Effective	Action	Document	Indexing SPL	Related label
58407-025-06	2023-07-28	C162847	48780-1	ba0f9c33-1455-a910-e053-dadaa90a0b85	AHIST™
58407-025-30	2023-07-28	C162847	48780-1	ba0f9c33-1455-a910-e053-dadaa90a0b85	AHIST™
58407-025-06	2022-08-17	C162847	48780-1	ba0f9c33-1455-a910-e053-dadaa90a0b85	AHIST™
58407-025-30	2022-08-17	C162847	48780-1	ba0f9c33-1455-a910-e053-dadaa90a0b85	AHIST™
58407-025-06	2021-01-29	C162847	48780-1	ba0f9c33-1455-a910-e053-dadaa90a0b85	AHIST™
58407-025-30	2021-01-29	C162847	48780-1	ba0f9c33-1455-a910-e053-dadaa90a0b85	AHIST™

DailyMed Package Descriptions#

Package NDC, Product, Description table
Package NDC	Product	Description	Form	Quantity	SPL version
58407-025-01	AHIST	1 in 1 BLISTER PACK	TABLET	1	4
58407-025-06	AHIST	6 in 1 BOX	TABLET	6	4
58407-025-30	AHIST	30 in 1 BOX	TABLET	30	4

DailyMed Dashboard NDC Coverage#

NDC, Dashboard title, SPL version table
NDC	Dashboard title	SPL version	Validation	Dashboard ZIP
58407-025	AHIST (CHLORCYCLIZINE HYDROCHLORIDE) TABLET [MAGNA PHARMACEUTCALS, INC.]	4	Legacy NDC, 3 package rows	20220819_d50b5154-20a3-4c5b-ad7b-08c081340b12.zip

DailyMed Billing Units#

Package NDC, Billing unit, Product NDC table
Package NDC	Billing unit	Product NDC	DailyMed indexing SPL	SPL version	Effective
58407-025-01	EA - Each	58407-025	eed65d21-07a4-4b36-9602-d7195ff4a619	1	2022-06-06
58407-025-30	EA - Each	58407-025	8b9cd244-5c50-4208-a7ef-bd7b0cc53cbf	1	2013-02-13

DailyMed Socrata Ingredients#

Ingredient, Type, UNII table
Ingredient	Type	UNII	SPL version
CHLORCYCLIZINE HYDROCHLORIDE	ACTIVE INGREDIENT	NPB7A7874U	1
CHLORCYCLIZINE	ACTIVE MOIETY	M26C4IP44P	1
CELLULOSE, MICROCRYSTALLINE	INACTIVE INGREDIENT	OP1R32D61U	1
MAGNESIUM STEARATE	INACTIVE INGREDIENT	70097M6I30	1
SODIUM STARCH GLYCOLATE TYPE A POTATO	INACTIVE INGREDIENT	5856J3G2A2	1

Products#

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

DailyMed product names page 1 of 1 · 6 matching rows.

AHIST
CHLORCYCLIZINE HYDROCHLORIDE
MAGNESIUM STEARATE
CELLULOSE, MICROCRYSTALLINE
SODIUM STARCH GLYCOLATE TYPE A POTATO
CHLORCYCLIZINE

NDC Codes#

Product NDC, Package NDC table
Product NDC	Package NDC
58407-025	58407-025-01, 58407-025-30, 58407-025-06

Ingredients#

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

DailyMed ingredient rows page 1 of 1 · 4 matching rows.

Name, UNII, Kind table
Name	UNII	Kind
MAGNESIUM STEARATE	70097M6I30	IACT
CELLULOSE, MICROCRYSTALLINE	OP1R32D61U	IACT
SODIUM STARCH GLYCOLATE TYPE A POTATO	5856J3G2A2	IACT
CHLORCYCLIZINE HYDROCHLORIDE	NPB7A7874U	ACTIB

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 · 67 matching rows.

DailyMed ingredient, IID ingredient, UNII table
DailyMed ingredient	IID ingredient	UNII	Dosage form / route	Potency	Maximum daily exposure	Match
MAGNESIUM STEARATE	MAGNESIUM STEARATE	70097M6I30	RING / VAGINAL		2 mg	Exact identifier — unii candidate 39 equally ranked IID candidates
CELLULOSE, MICROCRYSTALLINE	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	TABLET / BUCCAL		18 mg	Exact identifier — unii candidate 28 equally ranked IID candidates
CELLULOSE, MICROCRYSTALLINE	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	CAPSULE, EXTENDED RELEASE / ORAL		1246 mg	Exact identifier — unii candidate 28 equally ranked IID candidates
CELLULOSE, MICROCRYSTALLINE	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	CAPSULE / ORAL		2169 mg	Exact identifier — unii candidate 28 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	INHALANT / ORAL	0.08 mg		Exact identifier — unii candidate 39 equally ranked IID candidates
MAGNESIUM STEARATE	MAGNESIUM STEARATE	70097M6I30	TABLET, CHEWABLE / ORAL		127 mg	Exact identifier — unii candidate 39 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	SUSPENSION / ORAL		64 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
MAGNESIUM STEARATE	MAGNESIUM STEARATE	70097M6I30	SYSTEM / INTRAVITREAL	0.02 mg		Exact identifier — unii candidate 39 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, DELAYED RELEASE / ORAL		1060 mg	Exact identifier — unii candidate 39 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, SUGAR COATED / ORAL	NA		Exact identifier — unii candidate 39 equally ranked IID candidates
MAGNESIUM STEARATE	MAGNESIUM STEARATE	70097M6I30	TABLET, FOR SUSPENSION / ORAL		131 mg	Exact identifier — unii candidate 39 equally ranked IID candidates
CELLULOSE, MICROCRYSTALLINE	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	TABLET, COATED / ORAL		920 mg	Exact identifier — unii candidate 28 equally ranked IID candidates
CELLULOSE, MICROCRYSTALLINE	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	TABLET, ORALLY DISINTEGRATING, DELAYED RELEASE / ORAL		1576 mg	Exact identifier — unii candidate 28 equally ranked IID candidates
MAGNESIUM STEARATE	MAGNESIUM STEARATE	70097M6I30	IMPLANT / SUBCUTANEOUS	0.5 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
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	POWDER, FOR SUSPENSION / ORAL		120 mg	Exact identifier — unii candidate 39 equally ranked IID candidates
MAGNESIUM STEARATE	MAGNESIUM STEARATE	70097M6I30	TABLET, CHEWABLE, EXTENDED RELEASE / ORAL		9 mg	Exact identifier — unii candidate 39 equally ranked IID candidates
MAGNESIUM STEARATE	MAGNESIUM STEARATE	70097M6I30	DROPS / ORAL	NA		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	CAPSULE, COATED, EXTENDED RELEASE / ORAL	NA		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
MAGNESIUM STEARATE	MAGNESIUM STEARATE	70097M6I30	LOZENGE / TRANSMUCOSAL		100 mg	Exact identifier — unii candidate 39 equally ranked IID candidates
MAGNESIUM STEARATE	MAGNESIUM STEARATE	70097M6I30	GRANULE, FOR SUSPENSION / ORAL		14 mg	Exact identifier — unii candidate 39 equally ranked IID candidates
CELLULOSE, MICROCRYSTALLINE	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	GRANULE / ORAL		29520 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
MAGNESIUM STEARATE	MAGNESIUM STEARATE	70097M6I30	TABLET, FILM COATED / ORAL		96 mg	Exact identifier — unii candidate 39 equally ranked IID candidates
CELLULOSE, MICROCRYSTALLINE	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	TABLET, DELAYED RELEASE PARTICLES / ORAL		580 mg	Exact identifier — unii candidate 28 equally ranked IID candidates
MAGNESIUM STEARATE	MAGNESIUM STEARATE	70097M6I30	POWDER / TOPICAL		104 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
CELLULOSE, MICROCRYSTALLINE	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	GRANULE, FOR SUSPENSION / ORAL		278 mg	Exact identifier — unii candidate 28 equally ranked IID candidates
CELLULOSE, MICROCRYSTALLINE	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	TABLET, FILM COATED / ORAL		992 mg	Exact identifier — unii candidate 28 equally ranked IID candidates
MAGNESIUM STEARATE	MAGNESIUM STEARATE	70097M6I30	WAFER / ORAL	66 mg		Exact identifier — unii candidate 39 equally ranked IID candidates
CELLULOSE, MICROCRYSTALLINE	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	TROCHE / ORAL		300 mg	Exact identifier — unii candidate 28 equally ranked IID candidates
CELLULOSE, MICROCRYSTALLINE	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	POWDER, FOR SUSPENSION / ORAL		4441 mg	Exact identifier — unii candidate 28 equally ranked IID candidates
MAGNESIUM STEARATE	MAGNESIUM STEARATE	70097M6I30	TABLET, EXTENDED RELEASE / ORAL		173 mg	Exact identifier — unii candidate 39 equally ranked IID candidates
CELLULOSE, MICROCRYSTALLINE	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	TABLET, DELAYED RELEASE / ORAL		2210 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
CELLULOSE, MICROCRYSTALLINE	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	TABLET, FOR SUSPENSION / ORAL		20100 mg	Exact identifier — unii candidate 28 equally ranked IID candidates
CELLULOSE, MICROCRYSTALLINE	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	POWDER, FOR SOLUTION / ORAL		690 mg	Exact identifier — unii candidate 28 equally ranked IID candidates
CELLULOSE, MICROCRYSTALLINE	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	PELLET / ORAL		1140 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	TABLET, ORALLY DISINTEGRATING / ORAL		187 mg	Exact identifier — unii candidate 39 equally ranked IID candidates
CELLULOSE, MICROCRYSTALLINE	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	TABLET, EXTENDED RELEASE / ORAL		5119 mg	Exact identifier — unii candidate 28 equally ranked IID candidates
MAGNESIUM STEARATE	MAGNESIUM STEARATE	70097M6I30	TABLET / BUCCAL	17.5 mg		Exact identifier — unii candidate 39 equally ranked IID candidates
MAGNESIUM STEARATE	MAGNESIUM STEARATE	70097M6I30	IMPLANT / INTRAVITREAL	NA		Exact identifier — unii candidate 39 equally ranked IID candidates
MAGNESIUM STEARATE	MAGNESIUM STEARATE	70097M6I30	TROCHE / ORAL		315 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
MAGNESIUM STEARATE	MAGNESIUM STEARATE	70097M6I30	TABLET, FILM COATED, EXTENDED RELEASE / ORAL		53 mg	Exact identifier — unii candidate 39 equally ranked IID candidates
MAGNESIUM STEARATE	MAGNESIUM STEARATE	70097M6I30	CAPSULE / ORAL	256.4 mg		Exact identifier — unii candidate 39 equally ranked IID candidates
CELLULOSE, MICROCRYSTALLINE	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	SUSPENSION / ORAL		1600 mg	Exact identifier — unii candidate 28 equally ranked IID candidates
MAGNESIUM STEARATE	MAGNESIUM STEARATE	70097M6I30	PELLET / ORAL		24 mg	Exact identifier — unii candidate 39 equally ranked IID candidates
CELLULOSE, MICROCRYSTALLINE	MICROCRYSTALLINE CELLULOSE	OP1R32D61U	TABLET, CHEWABLE / ORAL		1725 mg	Exact identifier — unii candidate 28 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	SUSPENSION, EXTENDED RELEASE / ORAL		1120 mg	Exact identifier — unii candidate 28 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
938dae00-2ce6-40bc-84a5-45407d327bc1			d50b5154-20a3-4c5b-ad7b-08c081340b12	2022-08-17	Warnings	Exact identifier spl id: 938dae00-2ce6-40bc-84a5-45407d327bc1 spl set id: d50b5154-20a3-4c5b-ad7b-08c081340b12

Reported adverse events (FAERS/openFDA)#

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