THYROCRYN

Manufacturer
Aspen Veterinary Resources | Firs t Priority Incorporated | First Priority Incorporated
Effective date
2024-02-27
Label type
PRESCRIPTION ANIMAL DRUG LABEL
Version
1
Source
full-release
Hydrated at
2026-06-01 02:42:52

Label at a glance#

ProductTHYROCRYN
Active ingredientLEVOTHYROXINE SODIUM
Label structure9 sections

Storage and handling

STORAGE: Store at controlled room temperature between 15° - 30°C (59° - 86°F).  Keep container tightly closed when not in use. USE ONLY AS DIRECTED

Label contents#

Full prescribing information#

INFORMATION FOR OWNERS/CAREGIVERS SECTION

A palatable supplement for the correction of conditions associated with hypothyroidism in horses and ponies

WARNINGS AND PRECAUTIONS SECTION

WARNING: Federal law restricts this drug to use by or on the order of a licensed veterinarian

Not for Use in Humans • Keep Out of Reach of Children

INDICATIONS:

INDICATIONS & USAGE SECTION

For use in horses and ponies for correction of conditions associated with low circulating thyroid hormone (hypothyrodism).

DOSAGE:

DOSAGE & ADMINISTRATION SECTION

Doses should be individualized and animals should be monitored daily for clinical signs of hyperthyroidism or hypersensitivity. Suggested initial doses are 1-10 mg levothyroxine sodium (T4)/100 lb body weight (2-20 mg/100 kg) once per day or in divided doses. Response to the administration of Thyrocryn™ Powder should be evaluated clinically every week until an adequate maintenance dose is established. In most horses, this is usually in the range of 35 to 100 mg total daily dose of T4 (1-3 level tablespoonfuls Thyrocryn™ Powder ).

image of eye clockimage of eye clock

INGREDIENTS:

OTC - ACTIVE INGREDIENT SECTION

Each pound (453.6 g) contains:

Levothyroxine Sodium USP  ........................................  0.22% (1.0 g)

One level teaspoonful contains 12 mg of T4: one level tablespoonful contains 36 mg of T4.

WARNING:

WARNINGS SECTION

Administer with caution to animals with clincially significant heart disease, hypertension or other complications for which a sharply increased metabolic rate might prove hazardous.  Use in pregnant mares has not been evaluated.

STORAGE AND HANDLING SECTION

STORAGE: Store at controlled room temperature between 15° - 30°C (59° - 86°F).  Keep container tightly closed when not in use.

USE ONLY AS DIRECTED

HOW SUPPLIED SECTION

Net Contents:

1 lb (453.6 grams), P0172.FP

10 lb (4.5 kg), P0173.FP

1 lb (453.6 g)

PACKAGE LABEL.PRINCIPAL DISPLAY PANEL

image of container label 1 lbimage of container label 1 lb

image of container case label 1 lbimage of container case label 1 lb

10 lb (4.5 kg)

PACKAGE LABEL.PRINCIPAL DISPLAY PANEL

image of container label 10 lbimage of container label 10 lb

DailyMed RxNorm Mappings#

RxCUI, RxNorm string, TTY table
RxCUIRxNorm stringTTYSPL version
1423483levothyroxine sodium 1 GM in 453.6 GM Oral PowderPSN1
2675685THYROCRYN 1 GM in 453.6 GM Oral PowderPSN1
2675685levothyroxine sodium 0.0022 MG/MG Oral Powder [Thyrocryn]SBD1
1423483levothyroxine sodium 0.0022 MG/MG Oral PowderSCD1
1423483levothyroxine sodium 0.22 % Oral PowderSY1
2675685Thyrocryn 0.0022 MG/MG Oral PowderSY1
2675685Thyrocryn 0.22 % Oral PowderSY1

DailyMed Pharmacologic Classes#

Class, Version, Type table
ClassVersionTypeEffective
LEVOTHYROXINE Pharmacologic Class Indexing2Indexing - Pharmacologic Class20180813

DailyMed Product Concepts#

Product concept, Relation, Version table
Product conceptRelationVersionEffective
97c252d3-9bb8-4530-bb44-9824dc7cf556Product name620250729
6c43b71c-35e6-4db3-ba24-c6ef42ff7003Product name320240207
890fd4bf-1a80-42b7-be1b-2d0259d5f0c8Product name520240207
c8ad26bf-af73-460b-b74e-1eff16cc4f9fProduct name520240207
01383843-4069-43cf-aa76-dc17a6f9f8c4Product name220230123
978cca7d-a938-4791-8322-da48d90a63efProduct name120230113
65f86ba3-8816-4e12-899b-18290c8de551Product name220210614
f16ab90f-08c2-40be-a543-66d9827cd1f3Product name120210601
6a33ec05-2ae2-45e5-ab82-2d94b3303923Product name120190709
93355a10-1c44-4c92-a11d-7d995e0200d9Product name120190219

DailyMed Package Descriptions#

Package NDC, Product, Description table
Package NDCProductDescriptionFormQuantityStrengthSPL version
46066-174-20THYROCRYN453.6 g in 1 JARPOWDER453.61
46066-174-20THYROCRYN12 in 1 CASEPOWDER121
46066-174-22THYROCRYN4500 g in 1 PAILPOWDER45001

DailyMed Dashboard NDC Coverage#

NDC, Dashboard title, SPL version table
NDCDashboard titleSPL versionValidationDashboard ZIP
46066-174THYROCRYN (LEVOXINE) POWDER [ASPEN VETERINARY RESOURCES]13 package rows20240229_c44f5bbc-1e1f-4d14-ba58-ed6993e4fb4f.zip

Products#

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

DailyMed product names page 1 of 1 · 5 matching rows.

NDC Codes#

Product NDC, Package NDC table
Product NDCPackage NDC
46066-17446066-174-20, 46066-174-22

Ingredients#

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

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

Name, UNII, Kind table
NameUNIIKind
LEVOTHYROXINE SODIUM9J765S329GACTIR

Source Document#

Source XML

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 14 · 272 matching rows.

Brand, Generic, Manufacturer table
BrandGenericManufacturerSPL set IDEffective dateAvailable safety fieldsJoin
Levothyroxine sodiumLEVOTHYROXINE SODIUMREMEDYREPACK INC.bc9385d0-5c67-4bde-94da-e621347e2cba2026-09-10Boxed warning, Warnings, Adverse reactionsName fallback
generic name: LEVOTHYROXINE SODIUM
Levothyroxine sodiumLEVOTHYROXINE SODIUMREMEDYREPACK INC.4c903249-69e9-4168-a9d1-22e6c2c1eb222026-09-10Boxed warning, Warnings, Adverse reactionsName fallback
generic name: LEVOTHYROXINE SODIUM
Levothyroxine sodiumLEVOTHYROXINE SODIUMREMEDYREPACK INC.6f25cbb3-0358-4778-b8f0-f76479a2dcc52026-09-10Boxed warning, Warnings, Adverse reactionsName fallback
generic name: LEVOTHYROXINE SODIUM
Levothyroxine sodiumLEVOTHYROXINE SODIUMREMEDYREPACK INC.7fd988be-ab3d-406d-a55d-1e5a8a2101cc2026-09-10Boxed warning, Warnings, Adverse reactionsName fallback
generic name: LEVOTHYROXINE SODIUM
Levothyroxine sodiumLEVOTHYROXINE SODIUMREMEDYREPACK INC.6108759a-783e-42ca-b078-6a3cd84ce9012026-09-10Boxed warning, Warnings, Adverse reactionsName fallback
generic name: LEVOTHYROXINE SODIUM
Levothyroxine SodiumLEVOTHYROXINE SODIUMREMEDYREPACK INC.13e03769-9a4f-497f-9afa-95bf525090b32026-09-09Boxed warning, Warnings, Adverse reactionsName fallback
generic name: LEVOTHYROXINE SODIUM
LEVOTHYROXINE SODIUMLEVOTHYROXINE SODIUMNorthStar RxLLC58f4dc90-3648-49dc-a7e1-baf918a773b52026-08-20Boxed warning, Warnings, Adverse reactionsName fallback
generic name: LEVOTHYROXINE SODIUM
Levothyroxine SodiumLEVOTHYROXINE SODIUMNuCare Pharmaceuticals, Inc.597ea445-d926-adc6-e063-6394a90a64462026-08-20Boxed warning, Warnings, Adverse reactionsName fallback
generic name: LEVOTHYROXINE SODIUM
Levothyroxine SodiumLEVOTHYROXINE SODIUMCoupler LLC55f4c679-86cb-b97f-e063-6294a90ad5ef2026-07-06Boxed warning, Warnings, Adverse reactionsName fallback
generic name: LEVOTHYROXINE SODIUM
Levothyroxine SodiumLEVOTHYROXINE SODIUMCoupler LLC55f67831-4680-edbf-e063-6294a90a1d362026-07-06Boxed warning, Warnings, Adverse reactionsName fallback
generic name: LEVOTHYROXINE SODIUM
Levothyroxine SodiumLEVOTHYROXINE SODIUMBryant Ranch Prepack489ffba8-983e-478f-8f62-fe08bf3d0e0b2026-06-23Boxed warning, Warnings, Adverse reactionsName fallback
generic name: LEVOTHYROXINE SODIUM
Levothyroxine SodiumLEVOTHYROXINE SODIUMCoupler LLC544d67eb-8487-cb5d-e063-6394a90a31102026-06-15Boxed warning, Warnings, Adverse reactionsName fallback
generic name: LEVOTHYROXINE SODIUM
levothyroxine sodiumLEVOTHYROXINE SODIUMBryant Ranch Prepack3b282e57-1009-4d2c-8ca2-9cca9f7919372026-06-12Boxed warning, Warnings, Adverse reactionsName fallback
generic name: LEVOTHYROXINE SODIUM
Levothyroxine SodiumLEVOTHYROXINE SODIUMCoupler LLC53e84179-fe2a-5696-e063-6394a90a85662026-06-10Boxed warning, Warnings, Adverse reactionsName fallback
generic name: LEVOTHYROXINE SODIUM
LEVOTHYROXINE SODIUMLEVOTHYROXINE SODIUMCoupler LLC5383a4d8-319a-5bf6-e063-6294a90a54972026-06-05Boxed warning, Warnings, Adverse reactionsName fallback
generic name: LEVOTHYROXINE SODIUM
Levothyroxine SodiumLEVOTHYROXINE SODIUMNCS HealthCare of KY, LLC dba Vangard Labsabe173cc-1579-43a5-b12d-a31958d0a5392026-06-04Boxed warning, Warnings, Adverse reactionsName fallback
generic name: LEVOTHYROXINE SODIUM
Levothyroxine SodiumLEVOTHYROXINE SODIUMCardinal Health 107, LLC66a3bd4a-770b-4f67-bfa7-6d5e23f2ecbf2026-06-04Boxed warning, Warnings, Adverse reactionsName fallback
generic name: LEVOTHYROXINE SODIUM
Levothyroxine SodiumLEVOTHYROXINE SODIUMCoupler LLC53316e75-9897-4935-e063-6294a90a94cf2026-06-01Boxed warning, Warnings, Adverse reactionsName fallback
generic name: LEVOTHYROXINE SODIUM
Levothyroxine SodiumLEVOTHYROXINE SODIUMBryant Ranch Prepack5852d874-1ebc-49ff-b6c2-1dd513fca7842026-05-27Boxed warning, Warnings, Adverse reactionsName fallback
generic name: LEVOTHYROXINE SODIUM
Levothyroxine SodiumLEVOTHYROXINE SODIUMA-S Medication Solutionsc8ae9dc4-836f-4912-80d7-684fd374f40a2026-05-27Boxed warning, Warnings, Adverse reactionsName fallback
generic name: LEVOTHYROXINE SODIUM

Reported adverse events (FAERS/openFDA)#

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