Home NDC 31722-974 CHLORZOXAZONE
Product NDC 31722-974
11-digit product format 317220974
Labeler code 31722
Product ID 31722-974_c3a72be7-f3d7-45dd-b21c-83222a176c9c
Type HUMAN PRESCRIPTION DRUG
Nonproprietary name CHLORZOXAZONE
Dosage form TABLET
Route ORAL
Labeler Camber Pharmaceuticals, Inc.
Application ANDA214702
Marketing category ANDA
Marketing start 2025-03-20
Substance CHLORZOXAZONE
Active strength 250 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 · 1 matching rows.
Application-product, Trade name, Ingredient table Application-product Trade name Ingredient Strength Dosage form / route TE codes RLD / RS Approval date A214702-001 CHLORZOXAZONE CHLORZOXAZONE 250MG TABLET / ORAL AA 2023-04-10
Therapeutic equivalence codes# Current TE-code rows page 1 of 1 · 1 matching rows.
Application-product, TE code table Application-product TE code A214702-001 AA
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.
Captured, Edition, Application-product table Captured Edition Application-product Trade name Strength Dosage form / route Product TE source text RLD / RS Approval date Source SHA-256 2026-08-18 06:07:40 2026-07 A214702-001 CHLORZOXAZONE 250MG TABLET / ORAL AA 2023-04-10 caaa826d4ba7…2026-02-19 14:30 UTC 2026-02 A214702-001 CHLORZOXAZONE 250MG TABLET / ORAL AA 2023-04-10 011fe1cb6892…2025-12-14 10:44 UTC · 2 captures of this ZIP 2025-12 A214702-001 CHLORZOXAZONE 250MG TABLET / ORAL AA 2023-04-10 31067a03dcf5…2025-08-23 18:47 UTC 2025-08 A214702-001 CHLORZOXAZONE 250MG TABLET / ORAL AA 2023-04-10 6a471c1ec25d…2025-03-22 03:13 UTC · 3 captures of this ZIP 2025-03 A214702-001 CHLORZOXAZONE 250MG TABLET / ORAL AA 2023-04-10 fd3edfee7708…2025-02-26 10:13 UTC · 3 captures of this ZIP 2025-02 A214702-001 CHLORZOXAZONE 250MG TABLET / ORAL AA 2023-04-10 b8a1b40f171c…2025-01-19 17:59 UTC · 7 captures of this ZIP 2025-01 A214702-001 CHLORZOXAZONE 250MG TABLET / ORAL AA 2023-04-10 03ed91905a0d…2024-12-13 21:23 UTC · 2 captures of this ZIP 2024-12 A214702-001 CHLORZOXAZONE 250MG TABLET / ORAL AA 2023-04-10 2680178bc6a6…2024-09-14 05:58 UTC · 2 captures of this ZIP 2024-09 A214702-001 CHLORZOXAZONE 250MG TABLET / ORAL AA 2023-04-10 5bbf6a4d5a75…2024-11-08 22:44 UTC · 3 captures of this ZIP 2024-11 A214702-001 CHLORZOXAZONE 250MG TABLET / ORAL AA 2023-04-10 d8e5a09893c0…2024-10-29 15:01 UTC 2024-10 A214702-001 CHLORZOXAZONE 250MG TABLET / ORAL AA 2023-04-10 d06236e962d9…2024-08-13 05:28 UTC · 3 captures of this ZIP 2024-08 A214702-001 CHLORZOXAZONE 250MG TABLET / ORAL AA 2023-04-10 79d66fd596c7…2024-07-13 05:37 UTC · 2 captures of this ZIP 2024-07 A214702-001 CHLORZOXAZONE 250MG TABLET / ORAL AA 2023-04-10 301d65b070ca…2024-06-18 03:08 UTC · 5 captures of this ZIP 2024-06 A214702-001 CHLORZOXAZONE 250MG TABLET / ORAL AA 2023-04-10 1e350fbaab3a…2024-05-31 18:47 UTC 2024-05 A214702-001 CHLORZOXAZONE 250MG TABLET / ORAL AA 2023-04-10 8072bd15b7f6…2024-03-16 18:09 UTC · 4 captures of this ZIP 2024-03 A214702-001 CHLORZOXAZONE 250MG TABLET / ORAL AA 2023-04-10 6a51e52b5d6a…2024-02-18 07:12 UTC 2024-02 A214702-001 CHLORZOXAZONE 250MG TABLET / ORAL AA 2023-04-10 1c564ffb4f44…2023-12-20 04:57 UTC 2023-12 A214702-001 CHLORZOXAZONE 250MG TABLET / ORAL AA 2023-04-10 ea1830bbd6c7…2023-11-28 05:40 UTC · 2 captures of this ZIP 2023-11 A214702-001 CHLORZOXAZONE 250MG TABLET / ORAL AA 2023-04-10 a72a2bbeb626…2023-10-25 00:34 UTC · 2 captures of this ZIP 2023-10 A214702-001 CHLORZOXAZONE 250MG TABLET / ORAL AA 2023-04-10 9b2671bbb829…2023-07-15 15:27 UTC · 2 captures of this ZIP 2023-07 A214702-001 CHLORZOXAZONE 250MG TABLET / ORAL AA 2023-04-10 a67488948f0b…2023-06-13 01:57 UTC · 3 captures of this ZIP 2023-06 A214702-001 CHLORZOXAZONE 250MG TABLET / ORAL AA 2023-04-10 3f0d92c62455…2023-05-13 08:27 UTC 2023-05 A214702-001 CHLORZOXAZONE 250MG TABLET / ORAL AA 2023-04-10 053a50430f4f…2026-07-26 02:55 UTC · 3 captures of this ZIP 2026-06 A214702-001 CHLORZOXAZONE 250MG TABLET / ORAL AA 2023-04-10 a50c72e98297…
Observed Orange Book normalized TE history# Additional Listing Data#
Finished product Yes
Brand name base CHLORZOXAZONE
Listing expiration 2026-12-31 Active Ingredients# Ingredient, Strength table Ingredient Strength CHLORZOXAZONE 250 mg/1
Harmonized UNII identifiers# UNII identifiers page 1 of 1 · 1 matching rows.
Identifier, FDA.report destination table Identifier FDA.report destination H0DE420U8G Internal UNII lookup
Harmonized RxCUI identifiers# RxCUI identifiers page 1 of 1 · 1 matching rows.
Identifier, FDA.report destination table Identifier FDA.report destination 197501 Internal RxNorm lookup
Harmonized SPL set identifiers# SPL set identifiers page 1 of 1 · 1 matching rows.
DailyMed Product Concepts# DailyMed Package Descriptions# Package NDC, Product, Description table Package NDC Product Description Form Quantity Strength SPL version 31722-974-01 CHLORZOXAZONE 100 in 1 BOTTLE TABLET 100 4 31722-974-05 CHLORZOXAZONE 500 in 1 BOTTLE TABLET 500 4 31722-974-10 CHLORZOXAZONE 1000 in 1 BOTTLE TABLET 1000 4 31722-974-30 CHLORZOXAZONE 30 in 1 BOTTLE TABLET 30 4 31722-974-60 CHLORZOXAZONE 60 in 1 BOTTLE TABLET 60 4
DailyMed Dashboard NDC Coverage# NDC, Dashboard title, SPL version table NDC Dashboard title SPL version Validation Dashboard ZIP 31722-974 CHLORZOXAZONE TABLET [CAMBER PHARMACEUTICALS, INC.] 4 Current NDC, 5 package rows 20250321_e9bb9ebf-fceb-4da8-950a-c4b1fd5a84f1.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 · 2 matching rows.
DailyMed RxNorm Mappings# Packages# Package NDC, 11-digit format, Description table Package NDC 11-digit format Description Units Marketing start Sample Exclude flag Status 31722-974-01 31722097401 100 TABLET in 1 BOTTLE (31722-974-01) 100 tablet 2025-03-20 No No Current 31722-974-05 31722097405 500 TABLET in 1 BOTTLE (31722-974-05) 500 tablet 2025-03-20 No No Current 31722-974-10 31722097410 1000 TABLET in 1 BOTTLE (31722-974-10) 1000 tablet 2025-03-20 No No Current 31722-974-30 31722097430 30 TABLET in 1 BOTTLE (31722-974-30) 30 tablet 2025-03-20 No No Current 31722-974-60 31722097460 60 TABLET in 1 BOTTLE (31722-974-60) 60 tablet 2025-03-20 No No Current