Home NDC 42494-426-10 Chlorzoxazone
Product NDC 42494-426
Requested package NDC 42494-426-10
11-digit product format 424940426
Labeler code 42494
Product ID 42494-426_8dec023f-f9b0-497b-b339-16807411a6df
Type HUMAN PRESCRIPTION DRUG
Nonproprietary name Chlorzoxazone
Dosage form TABLET
Route ORAL
Labeler Cameron Pharmaceuticals
Application ANDA212254
Marketing category ANDA
Marketing start 2019-11-27
Marketing end 0000-00-00
Substance CHLORZOXAZONE
Active strength 500 mg/1
Pharmacologic classes Centrally-mediated Muscle Relaxation [PE],Muscle Relaxant [EPC]
NDC exclude flag No
Listing certified through 2021-12-31
Current FDA listing Historical FDA.report record Observed NDC auxiliary status history# This history shows the information present in each captured FDA auxiliary file. It is not a continuous regulatory timeline, and a missing record does not establish a status.
Historic NDC status page 1 of 1 · 2 matching rows.
View current auxiliary records. · View the auxiliary file history.
Captured / source date, Dataset, Scope table Captured / source date Dataset Scope Product NDC Package NDC Code Status Reporting period Archive Snapshot Source SHA-256 2025-12-14 17:58 UTC · source 2025-12-05 excluded package package 42494-426 42494-426-10 D Discontinued by firm excluded / ndc_excluded.zip d630ba8d3edf…732f749b63fb…2020-06-10 20:45 UTC · source 2020-06-10 excluded package package 42494-426 42494-426-10 Y Unknown FDA exclusion code: Y excluded / ndc_excluded.zip 9bebd1f3094a…5416666fcb17…
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 A212254-001 CHLORZOXAZONE CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12
Therapeutic equivalence codes# Current TE-code rows page 1 of 1 · 1 matching rows.
Application-product, TE code table Application-product TE code A212254-001 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 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 caaa826d4ba7…2026-02-19 14:30 UTC 2026-02 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 011fe1cb6892…2025-12-14 10:44 UTC · 2 captures of this ZIP 2025-12 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 31067a03dcf5…2025-08-23 18:47 UTC 2025-08 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 6a471c1ec25d…2025-03-22 03:13 UTC · 3 captures of this ZIP 2025-03 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 fd3edfee7708…2025-02-26 10:13 UTC · 3 captures of this ZIP 2025-02 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 b8a1b40f171c…2025-01-19 17:59 UTC · 7 captures of this ZIP 2025-01 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 03ed91905a0d…2024-12-13 21:23 UTC · 2 captures of this ZIP 2024-12 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 2680178bc6a6…2024-09-14 05:58 UTC · 2 captures of this ZIP 2024-09 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 5bbf6a4d5a75…2024-11-08 22:44 UTC · 3 captures of this ZIP 2024-11 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 d8e5a09893c0…2024-10-29 15:01 UTC 2024-10 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 d06236e962d9…2024-08-13 05:28 UTC · 3 captures of this ZIP 2024-08 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 79d66fd596c7…2024-07-13 05:37 UTC · 2 captures of this ZIP 2024-07 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 301d65b070ca…2024-06-18 03:08 UTC · 5 captures of this ZIP 2024-06 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 1e350fbaab3a…2024-05-31 18:47 UTC 2024-05 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 8072bd15b7f6…2022-06-29 02:47 UTC · 2 captures of this ZIP 2022-06 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 5c6f7cd8ea54…2022-04-08 23:34 UTC 2022-04 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 5d02ea3f76ae…2022-04-04 05:41 UTC 2022-04 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 4b0b4de00fa7…2019-12-13 00:20 UTC 2019-12 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 74a2ff9319b5…2022-03-09 01:35 UTC 2022-03 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 bb7c543d1eb4…2021-12-28 21:50 UTC 2021-12 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 782e0a99824c…2021-05-05 16:15 UTC · 3 captures of this ZIP 2021-05 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 87673890dc5c…2021-03-12 10:30 UTC 2021-03 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 5aa47cf7b7d7…2020-12-22 03:56 UTC 2020-12 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 8869cabd3fbd…2020-11-12 02:37 UTC 2020-11 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 c0c555d07b60…2019-12-14 00:12 UTC 2019-12 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 3f01610625f2…2024-03-16 18:09 UTC · 4 captures of this ZIP 2024-03 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 6a51e52b5d6a…2024-02-18 07:12 UTC 2024-02 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 1c564ffb4f44…2023-12-20 04:57 UTC 2023-12 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 ea1830bbd6c7…2023-11-28 05:40 UTC · 2 captures of this ZIP 2023-11 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 a72a2bbeb626…2023-10-25 00:34 UTC · 2 captures of this ZIP 2023-10 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 9b2671bbb829…2023-07-15 15:27 UTC · 2 captures of this ZIP 2023-07 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 a67488948f0b…2023-06-13 01:57 UTC · 3 captures of this ZIP 2023-06 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 3f0d92c62455…2023-05-13 08:27 UTC 2023-05 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 053a50430f4f…2023-01-26 05:58 UTC 2023-01 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 3bdfa0b2c4d7…2022-11-12 20:34 UTC · 5 captures of this ZIP 2022-11 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 3a93d1ddd44b…2022-10-28 04:53 UTC 2022-10 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 f41ea6bd6efb…2022-09-29 23:25 UTC 2022-09 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 e64feba35796…2022-07-09 03:26 UTC · 3 captures of this ZIP 2022-07 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 cb3db0bc1861…2026-07-26 02:55 UTC · 3 captures of this ZIP 2026-06 A212254-001 CHLORZOXAZONE 500MG TABLET / ORAL AA 2019-09-12 a50c72e98297…
Observed Orange Book normalized TE history# DailyMed Product Concepts# DailyMed Dashboard NDC Coverage# NDC, Dashboard title, SPL version table NDC Dashboard title SPL version Validation Dashboard ZIP 42494-426 CHLORZOXAZONE TABLET [CAMERON PHARMACEUTICALS] 3 Legacy NDC 20200717_b194abb5-f66d-41c3-85a0-5818bed2115d.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.
Packages# Package NDC, 11-digit format, Description table Package NDC 11-digit format Description Units Marketing start Marketing end Sample Exclude flag Status 42494-426-10 42494042610 100 TABLET in 1 BOTTLE, PLASTIC (42494-426-10) 100 tablet 2019-11-27 0000-00-00 No No Current