CHLORZOXAZONE

Product NDC
80425-0507
11-digit product format
804250507
Labeler code
80425
Product ID
80425-0507_30c9d90b-eba6-17be-e063-6394a90a8408
Type
HUMAN PRESCRIPTION DRUG
Nonproprietary name
CHLORZOXAZONE
Dosage form
TABLET
Route
ORAL
Labeler
Advanced Rx of Tennessee, LLC
Application
ANDA213126
Marketing category
ANDA
Marketing start
2025-03-20
Substance
CHLORZOXAZONE
Active strength
500 mg/1
Pharmacologic classes
Centrally-mediated Muscle Relaxation [PE], Muscle Relaxant [EPC]
NDC exclude flag
No
Listing certified through
2026-12-31
Current FDA listing
Yes

Source provenance: Browse the complete Orange Book source catalog · source snapshot 42.

Orange Book products#

Current product rows page 1 of 1 · 3 matching rows.

Application-product, Trade name, Ingredient table
Application-productTrade nameIngredientStrengthDosage form / routeTE codesRLD / RSApproval date
A213126-001CHLORZOXAZONECHLORZOXAZONE375MGTABLET / ORALAB2022-04-05
A213126-002CHLORZOXAZONECHLORZOXAZONE500MGTABLET / ORALAA2022-04-05
A213126-003CHLORZOXAZONECHLORZOXAZONE750MGTABLET / ORALAB2022-04-05

Therapeutic equivalence codes#

Current TE-code rows page 1 of 1 · 3 matching rows.

Application-product, TE code table
Application-productTE code
A213126-001AB
A213126-002AA
A213126-003AB

Observed Orange Book product history#

Observed FDA ZIP history: Each table is queried independently by exact application/product key from successfully parsed Orange Book snapshots. Capture times identify archived source observations; absence or a change between snapshots is not inferred. FDA publication files that were not recoverable as structured ZIP data are not represented as states.

Product history page 1 of 3 · 93 observed states.

Captured, Edition, Application-product table
CapturedEditionApplication-productTrade nameStrengthDosage form / routeProduct TE source textRLD / RSApproval dateSource SHA-256
2026-08-18 06:07:402026-07A213126-001CHLORZOXAZONE375MGTABLET / ORALAB2022-04-05caaa826d4ba7…
2026-08-18 06:07:402026-07A213126-002CHLORZOXAZONE500MGTABLET / ORALAA2022-04-05caaa826d4ba7…
2026-08-18 06:07:402026-07A213126-003CHLORZOXAZONE750MGTABLET / ORALAB2022-04-05caaa826d4ba7…
2026-02-19 14:30 UTC2026-02A213126-001CHLORZOXAZONE375MGTABLET / ORALAB2022-04-05011fe1cb6892…
2026-02-19 14:30 UTC2026-02A213126-002CHLORZOXAZONE500MGTABLET / ORALAA2022-04-05011fe1cb6892…
2026-02-19 14:30 UTC2026-02A213126-003CHLORZOXAZONE750MGTABLET / ORALAB2022-04-05011fe1cb6892…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12A213126-001CHLORZOXAZONE375MGTABLET / ORALAB2022-04-0531067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12A213126-002CHLORZOXAZONE500MGTABLET / ORALAA2022-04-0531067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12A213126-003CHLORZOXAZONE750MGTABLET / ORALAB2022-04-0531067a03dcf5…
2025-08-23 18:47 UTC2025-08A213126-001CHLORZOXAZONE375MGTABLET / ORALAB2022-04-056a471c1ec25d…
2025-08-23 18:47 UTC2025-08A213126-002CHLORZOXAZONE500MGTABLET / ORALAB2022-04-056a471c1ec25d…
2025-08-23 18:47 UTC2025-08A213126-003CHLORZOXAZONE750MGTABLET / ORALAB2022-04-056a471c1ec25d…
2025-03-22 03:13 UTC · 3 captures of this ZIP2025-03A213126-001CHLORZOXAZONE375MGTABLET / ORALAB2022-04-05fd3edfee7708…
2025-03-22 03:13 UTC · 3 captures of this ZIP2025-03A213126-002CHLORZOXAZONE500MGTABLET / ORALAB2022-04-05fd3edfee7708…
2025-03-22 03:13 UTC · 3 captures of this ZIP2025-03A213126-003CHLORZOXAZONE750MGTABLET / ORALAB2022-04-05fd3edfee7708…
2025-02-26 10:13 UTC · 3 captures of this ZIP2025-02A213126-001CHLORZOXAZONE375MGTABLET / ORALAB2022-04-05b8a1b40f171c…
2025-02-26 10:13 UTC · 3 captures of this ZIP2025-02A213126-002CHLORZOXAZONE500MGTABLET / ORALAB2022-04-05b8a1b40f171c…
2025-02-26 10:13 UTC · 3 captures of this ZIP2025-02A213126-003CHLORZOXAZONE750MGTABLET / ORALAB2022-04-05b8a1b40f171c…
2025-01-19 17:59 UTC · 7 captures of this ZIP2025-01A213126-001CHLORZOXAZONE375MGTABLET / ORALAB2022-04-0503ed91905a0d…
2025-01-19 17:59 UTC · 7 captures of this ZIP2025-01A213126-002CHLORZOXAZONE500MGTABLET / ORALAB2022-04-0503ed91905a0d…
2025-01-19 17:59 UTC · 7 captures of this ZIP2025-01A213126-003CHLORZOXAZONE750MGTABLET / ORALAB2022-04-0503ed91905a0d…
2024-12-13 21:23 UTC · 2 captures of this ZIP2024-12A213126-001CHLORZOXAZONE375MGTABLET / ORALAB2022-04-052680178bc6a6…
2024-12-13 21:23 UTC · 2 captures of this ZIP2024-12A213126-002CHLORZOXAZONE500MGTABLET / ORALAB2022-04-052680178bc6a6…
2024-12-13 21:23 UTC · 2 captures of this ZIP2024-12A213126-003CHLORZOXAZONE750MGTABLET / ORALAB2022-04-052680178bc6a6…
2024-09-14 05:58 UTC · 2 captures of this ZIP2024-09A213126-001CHLORZOXAZONE375MGTABLET / ORALAB2022-04-055bbf6a4d5a75…
2024-09-14 05:58 UTC · 2 captures of this ZIP2024-09A213126-002CHLORZOXAZONE500MGTABLET / ORALAB2022-04-055bbf6a4d5a75…
2024-09-14 05:58 UTC · 2 captures of this ZIP2024-09A213126-003CHLORZOXAZONE750MGTABLET / ORALAB2022-04-055bbf6a4d5a75…
2024-11-08 22:44 UTC · 3 captures of this ZIP2024-11A213126-001CHLORZOXAZONE375MGTABLET / ORALAB2022-04-05d8e5a09893c0…
2024-11-08 22:44 UTC · 3 captures of this ZIP2024-11A213126-002CHLORZOXAZONE500MGTABLET / ORALAB2022-04-05d8e5a09893c0…
2024-11-08 22:44 UTC · 3 captures of this ZIP2024-11A213126-003CHLORZOXAZONE750MGTABLET / ORALAB2022-04-05d8e5a09893c0…
2024-10-29 15:01 UTC2024-10A213126-001CHLORZOXAZONE375MGTABLET / ORALAB2022-04-05d06236e962d9…
2024-10-29 15:01 UTC2024-10A213126-002CHLORZOXAZONE500MGTABLET / ORALAB2022-04-05d06236e962d9…
2024-10-29 15:01 UTC2024-10A213126-003CHLORZOXAZONE750MGTABLET / ORALAB2022-04-05d06236e962d9…
2024-08-13 05:28 UTC · 3 captures of this ZIP2024-08A213126-001CHLORZOXAZONE375MGTABLET / ORALAB2022-04-0579d66fd596c7…
2024-08-13 05:28 UTC · 3 captures of this ZIP2024-08A213126-002CHLORZOXAZONE500MGTABLET / ORALAB2022-04-0579d66fd596c7…
2024-08-13 05:28 UTC · 3 captures of this ZIP2024-08A213126-003CHLORZOXAZONE750MGTABLET / ORALAB2022-04-0579d66fd596c7…
2024-07-13 05:37 UTC · 2 captures of this ZIP2024-07A213126-001CHLORZOXAZONE375MGTABLET / ORALAB2022-04-05301d65b070ca…
2024-07-13 05:37 UTC · 2 captures of this ZIP2024-07A213126-002CHLORZOXAZONE500MGTABLET / ORALAB2022-04-05301d65b070ca…
2024-07-13 05:37 UTC · 2 captures of this ZIP2024-07A213126-003CHLORZOXAZONE750MGTABLET / ORALAB2022-04-05301d65b070ca…
2024-06-18 03:08 UTC · 5 captures of this ZIP2024-06A213126-001CHLORZOXAZONE375MGTABLET / ORALAB2022-04-051e350fbaab3a…

Observed Orange Book normalized TE history#

Normalized TE history page 1 of 3 · 93 observed states.

Captured, Edition, Application-product table
CapturedEditionApplication-productTE codeOrderSource SHA-256
2026-08-18 06:07:402026-07A213126-001AB1caaa826d4ba7…
2026-08-18 06:07:402026-07A213126-002AA1caaa826d4ba7…
2026-08-18 06:07:402026-07A213126-003AB1caaa826d4ba7…
2026-02-19 14:30 UTC2026-02A213126-001AB1011fe1cb6892…
2026-02-19 14:30 UTC2026-02A213126-002AA1011fe1cb6892…
2026-02-19 14:30 UTC2026-02A213126-003AB1011fe1cb6892…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12A213126-001AB131067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12A213126-002AA131067a03dcf5…
2025-12-14 10:44 UTC · 2 captures of this ZIP2025-12A213126-003AB131067a03dcf5…
2025-08-23 18:47 UTC2025-08A213126-001AB16a471c1ec25d…
2025-08-23 18:47 UTC2025-08A213126-002AB16a471c1ec25d…
2025-08-23 18:47 UTC2025-08A213126-003AB16a471c1ec25d…
2025-03-22 03:13 UTC · 3 captures of this ZIP2025-03A213126-001AB1fd3edfee7708…
2025-03-22 03:13 UTC · 3 captures of this ZIP2025-03A213126-002AB1fd3edfee7708…
2025-03-22 03:13 UTC · 3 captures of this ZIP2025-03A213126-003AB1fd3edfee7708…
2025-02-26 10:13 UTC · 3 captures of this ZIP2025-02A213126-001AB1b8a1b40f171c…
2025-02-26 10:13 UTC · 3 captures of this ZIP2025-02A213126-002AB1b8a1b40f171c…
2025-02-26 10:13 UTC · 3 captures of this ZIP2025-02A213126-003AB1b8a1b40f171c…
2025-01-19 17:59 UTC · 7 captures of this ZIP2025-01A213126-001AB103ed91905a0d…
2025-01-19 17:59 UTC · 7 captures of this ZIP2025-01A213126-002AB103ed91905a0d…
2025-01-19 17:59 UTC · 7 captures of this ZIP2025-01A213126-003AB103ed91905a0d…
2024-12-13 21:23 UTC · 2 captures of this ZIP2024-12A213126-001AB12680178bc6a6…
2024-12-13 21:23 UTC · 2 captures of this ZIP2024-12A213126-002AB12680178bc6a6…
2024-12-13 21:23 UTC · 2 captures of this ZIP2024-12A213126-003AB12680178bc6a6…
2024-09-14 05:58 UTC · 2 captures of this ZIP2024-09A213126-001AB15bbf6a4d5a75…
2024-09-14 05:58 UTC · 2 captures of this ZIP2024-09A213126-002AB15bbf6a4d5a75…
2024-09-14 05:58 UTC · 2 captures of this ZIP2024-09A213126-003AB15bbf6a4d5a75…
2024-11-08 22:44 UTC · 3 captures of this ZIP2024-11A213126-001AB1d8e5a09893c0…
2024-11-08 22:44 UTC · 3 captures of this ZIP2024-11A213126-002AB1d8e5a09893c0…
2024-11-08 22:44 UTC · 3 captures of this ZIP2024-11A213126-003AB1d8e5a09893c0…
2024-10-29 15:01 UTC2024-10A213126-001AB1d06236e962d9…
2024-10-29 15:01 UTC2024-10A213126-002AB1d06236e962d9…
2024-10-29 15:01 UTC2024-10A213126-003AB1d06236e962d9…
2024-08-13 05:28 UTC · 3 captures of this ZIP2024-08A213126-001AB179d66fd596c7…
2024-08-13 05:28 UTC · 3 captures of this ZIP2024-08A213126-002AB179d66fd596c7…
2024-08-13 05:28 UTC · 3 captures of this ZIP2024-08A213126-003AB179d66fd596c7…
2024-07-13 05:37 UTC · 2 captures of this ZIP2024-07A213126-001AB1301d65b070ca…
2024-07-13 05:37 UTC · 2 captures of this ZIP2024-07A213126-002AB1301d65b070ca…
2024-07-13 05:37 UTC · 2 captures of this ZIP2024-07A213126-003AB1301d65b070ca…
2024-06-18 03:08 UTC · 5 captures of this ZIP2024-06A213126-001AB11e350fbaab3a…

Additional Listing Data#

Finished product
Yes
Brand name base
CHLORZOXAZONE
Listing expiration
2026-12-31

Active Ingredients#

Ingredient, Strength table
IngredientStrength
CHLORZOXAZONE500 mg/1

Harmonized UNII identifiers#

UNII identifiers page 1 of 1 · 1 matching rows.

Identifier, FDA.report destination table
IdentifierFDA.report destination
H0DE420U8GInternal UNII lookup

Harmonized RxCUI identifiers#

RxCUI identifiers page 1 of 1 · 1 matching rows.

Identifier, FDA.report destination table
IdentifierFDA.report destination
197502Internal RxNorm lookup

Harmonized SPL set identifiers#

SPL set identifiers page 1 of 1 · 1 matching rows.

Identifier, FDA.report destination table
IdentifierFDA.report destination
30c9b3ce-198d-0c16-e063-6394a90a857dAvailable on FDA.report

DailyMed Product Concepts#

Product concept, Relation, Version table
Product conceptRelationVersionEffective
a7ba9d15-162f-2741-f0fc-3516be5e88bdProduct name720250114
cbf4a4f8-16cb-4546-a0cc-fd91bbe774f2Product name220240223
0a48cfb8-244e-463e-aa85-fd9bbbc9190aProduct name220200224

DailyMed Package Descriptions#

Package NDC, Product, Description table
Package NDCProductDescriptionFormQuantityStrengthSPL version
80425-0507-1CHLORZOXAZONE30 in 1 BOTTLETABLET301
80425-0507-2CHLORZOXAZONE60 in 1 BOTTLETABLET601
80425-0507-3CHLORZOXAZONE90 in 1 BOTTLETABLET901

DailyMed Billing Units#

Package NDC, Billing unit, Product NDC table
Package NDCBilling unitProduct NDCDailyMed indexing SPLSPL versionEffective
80425-0507-1EA - Each80425-050790db2596-d4b9-4bce-97ca-3453f24ef58f12025-05-14
80425-0507-2EA - Each80425-0507dc53fbe8-bd7e-4d12-b134-8cc1b9a5f44412025-05-14
80425-0507-3EA - Each80425-0507e8840893-9961-4080-b38f-48207fa9e30812025-05-14

DailyMed Dashboard NDC Coverage#

NDC, Dashboard title, SPL version table
NDCDashboard titleSPL versionValidationDashboard ZIP
80425-0507CHLORZOXAZONE TABLET [ADVANCED RX OF TENNESSEE, LLC]1Current NDC, 3 package rows20250322_30c9b3ce-198d-0c16-e063-6394a90a857d.zip

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 · 4 matching rows.

Brand, Generic, Manufacturer table
BrandGenericManufacturerSPL set IDEffective dateAvailable safety fieldsJoin
CHLORZOXAZONECHLORZOXAZONEAdvanced Rx of Tennessee, LLC30c9b3ce-198d-0c16-e063-6394a90a857d2025-03-20Warnings, Adverse reactionsExact identifier
application applno (ANDA): 213126
application number: ANDA213126
ndc (product): 80425-0507
CHLORZOXAZONECHLORZOXAZONEA-S Medication Solutionsd0210638-b828-4c05-9669-fd61ef9873172025-02-04Warnings, Adverse reactionsExact identifier
application applno (ANDA): 213126
application number: ANDA213126
CHLORZOXAZONECHLORZOXAZONEBryant Ranch Prepackd7f09907-83b2-46cf-947d-fa38dcf886852024-09-09Warnings, Adverse reactionsExact identifier
application applno (ANDA): 213126
application number: ANDA213126
CHLORZOXAZONECHLORZOXAZONERising Pharma Holdings, Inc.1df6058b-7bf2-4246-9827-93fa023a5fd42023-06-09Warnings, Adverse reactionsExact identifier
application applno (ANDA): 213126
application number: ANDA213126

DailyMed RxNorm Mappings#

RxCUI, RxNorm string, TTY table
RxCUIRxNorm stringTTYDailyMedSPL version
197502chlorzoxazone 500 MG Oral TabletPSN30c9b3ce-198d-0c16-e063-6394a90a857d1
197502chlorzoxazone 500 MG Oral TabletSCD30c9b3ce-198d-0c16-e063-6394a90a857d1

Packages#

Package NDC, 11-digit format, Description table
Package NDC11-digit formatDescriptionUnitsMarketing startSampleExclude flagStatus
80425-0507-18042505070130 TABLET in 1 BOTTLE (80425-0507-1) 30 tablet2025-03-20NoNoCurrent
80425-0507-28042505070260 TABLET in 1 BOTTLE (80425-0507-2) 60 tablet2025-03-20NoNoCurrent
80425-0507-38042505070390 TABLET in 1 BOTTLE (80425-0507-3) 90 tablet2025-03-20NoNoCurrent