Home NDC 51862-340 Chlorzoxazone
Product NDC 51862-340
11-digit product format 518620340
Labeler code 51862
Product ID 51862-340_31651349-e6e3-4ac1-a506-539961b60e3a
Type HUMAN PRESCRIPTION DRUG
Nonproprietary name chlorzoxazone
Dosage form TABLET
Route ORAL
Labeler Mayne Pharma
Application ANDA211849
Marketing category ANDA
Marketing start 2020-07-31
Marketing end 2022-10-31
Substance CHLORZOXAZONE
Active strength 750 mg/1
Pharmacologic classes Centrally-mediated Muscle Relaxation [PE], Muscle Relaxant [EPC]
NDC exclude flag No
Listing certified through 0000-00-00
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 · 24 matching rows.
View current auxiliary records. · View the auxiliary file history.
Captured / source date, Dataset, Scope table Captured / source date Dataset Scope Package NDC Snapshot Source SHA-256 2025-12-14 17:58 UTC · source 2025-12-05 excluded product product d630ba8d3edf…732f749b63fb…2025-12-14 17:58 UTC · source 2025-12-05 excluded package package 51862-340-01 d630ba8d3edf…732f749b63fb…2025-08-27 00:01 UTC · source 2025-08-26 excluded product product f5e01cc5f278…a2eaf40c39c3…2025-08-27 00:01 UTC · source 2025-08-26 excluded package package 51862-340-01 f5e01cc5f278…a2eaf40c39c3…2025-04-01 02:39 UTC · source 2025-03-31 excluded product product 2ef7874e63bc…57b86245f4fa…2025-04-01 02:39 UTC · source 2025-03-31 excluded package package 51862-340-01 2ef7874e63bc…57b86245f4fa…2025-03-28 20:22 UTC · source 2025-03-28 excluded product product a1b67e2a42f9…c4cf2c586c0d…2025-03-28 20:22 UTC · source 2025-03-28 excluded package package 51862-340-01 a1b67e2a42f9…c4cf2c586c0d…2025-03-22 03:12 UTC · source 2025-03-21 excluded product product cfe11265f3b6…090c488252e2…2025-03-22 03:12 UTC · source 2025-03-21 excluded package package 51862-340-01 cfe11265f3b6…090c488252e2…2025-03-10 12:48 UTC · source 2025-03-10 excluded product product cdf11ea48f46…ba0047e9e063…2025-03-10 12:48 UTC · source 2025-03-10 excluded package package 51862-340-01 cdf11ea48f46…ba0047e9e063…2025-02-02 03:52 UTC · source 2025-01-31 excluded product product 302b2466d912…e7b80fea0513…2025-02-02 03:52 UTC · source 2025-01-31 excluded package package 51862-340-01 302b2466d912…e7b80fea0513…2025-01-20 13:05 UTC · source 2025-01-20 excluded product product ed331223b511…672a5bd82f5f…2025-01-20 13:05 UTC · source 2025-01-20 excluded package package 51862-340-01 ed331223b511…672a5bd82f5f…2025-01-11 03:41 UTC · source 2025-01-10 excluded product product 0efc9e666f02…f202fb6c5f17…2025-01-11 03:41 UTC · source 2025-01-10 excluded package package 51862-340-01 0efc9e666f02…f202fb6c5f17…2024-11-09 02:27 UTC · source 2024-11-08 excluded product product ad56d346431e…cc804d4bbf1e…2024-11-09 02:27 UTC · source 2024-11-08 excluded package package 51862-340-01 ad56d346431e…cc804d4bbf1e…2024-10-04 04:10 UTC · source 2024-10-03 excluded product product 367a005e9d99…383a685ebd0f…2024-10-04 04:10 UTC · source 2024-10-03 excluded package package 51862-340-01 367a005e9d99…383a685ebd0f…2024-07-10 04:00 UTC · source 2024-07-09 excluded product product 557ba5c1ecfa…9c80585c8c6e…2024-07-10 04:00 UTC · source 2024-07-09 excluded package package 51862-340-01 557ba5c1ecfa…9c80585c8c6e…
Source provenance: Browse the complete Orange Book source catalog · source snapshot 1 .
Orange Book products# Current product rows page 1 of 1 · 3 matching rows.
Application-product, Trade name, Ingredient table Application-product Trade name Ingredient Strength Dosage form / route TE codes RLD / RS Approval date A211849-001 CHLORZOXAZONE CHLORZOXAZONE 375MG TABLET / ORAL AB 2020-07-21 A211849-002 CHLORZOXAZONE CHLORZOXAZONE 500MG TABLET / ORAL AA 2020-07-21 A211849-003 CHLORZOXAZONE CHLORZOXAZONE 750MG TABLET / ORAL AB 2020-07-21
Therapeutic equivalence codes# Current TE-code rows page 1 of 1 · 3 matching rows.
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 · 111 observed 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 2026-02-19 14:30 UTC 2026-02 A211849-001 CHLORZOXAZONE 375MG TABLET / ORAL AB 2020-07-21 011fe1cb6892…2026-02-19 14:30 UTC 2026-02 A211849-002 CHLORZOXAZONE 500MG TABLET / ORAL AA 2020-07-21 011fe1cb6892…2026-02-19 14:30 UTC 2026-02 A211849-003 CHLORZOXAZONE 750MG TABLET / ORAL AB 2020-07-21 011fe1cb6892…2025-12-14 10:44 UTC · 2 captures of this ZIP 2025-12 A211849-001 CHLORZOXAZONE 375MG TABLET / ORAL AB 2020-07-21 31067a03dcf5…2025-12-14 10:44 UTC · 2 captures of this ZIP 2025-12 A211849-002 CHLORZOXAZONE 500MG TABLET / ORAL AA 2020-07-21 31067a03dcf5…2025-12-14 10:44 UTC · 2 captures of this ZIP 2025-12 A211849-003 CHLORZOXAZONE 750MG TABLET / ORAL AB 2020-07-21 31067a03dcf5…2025-08-23 18:47 UTC 2025-08 A211849-001 CHLORZOXAZONE 375MG TABLET / ORAL AB 2020-07-21 6a471c1ec25d…2025-08-23 18:47 UTC 2025-08 A211849-002 CHLORZOXAZONE 500MG TABLET / ORAL AA 2020-07-21 6a471c1ec25d…2025-08-23 18:47 UTC 2025-08 A211849-003 CHLORZOXAZONE 750MG TABLET / ORAL AB 2020-07-21 6a471c1ec25d…2025-03-22 03:13 UTC · 3 captures of this ZIP 2025-03 A211849-001 CHLORZOXAZONE 375MG TABLET / ORAL AB 2020-07-21 fd3edfee7708…2025-03-22 03:13 UTC · 3 captures of this ZIP 2025-03 A211849-002 CHLORZOXAZONE 500MG TABLET / ORAL AA 2020-07-21 fd3edfee7708…2025-03-22 03:13 UTC · 3 captures of this ZIP 2025-03 A211849-003 CHLORZOXAZONE 750MG TABLET / ORAL AB 2020-07-21 fd3edfee7708…2025-02-26 10:13 UTC · 3 captures of this ZIP 2025-02 A211849-001 CHLORZOXAZONE 375MG TABLET / ORAL AB 2020-07-21 b8a1b40f171c…2025-02-26 10:13 UTC · 3 captures of this ZIP 2025-02 A211849-002 CHLORZOXAZONE 500MG TABLET / ORAL AA 2020-07-21 b8a1b40f171c…2025-02-26 10:13 UTC · 3 captures of this ZIP 2025-02 A211849-003 CHLORZOXAZONE 750MG TABLET / ORAL AB 2020-07-21 b8a1b40f171c…2025-01-19 17:59 UTC · 7 captures of this ZIP 2025-01 A211849-001 CHLORZOXAZONE 375MG TABLET / ORAL AB 2020-07-21 03ed91905a0d…2025-01-19 17:59 UTC · 7 captures of this ZIP 2025-01 A211849-002 CHLORZOXAZONE 500MG TABLET / ORAL AA 2020-07-21 03ed91905a0d…2025-01-19 17:59 UTC · 7 captures of this ZIP 2025-01 A211849-003 CHLORZOXAZONE 750MG TABLET / ORAL AB 2020-07-21 03ed91905a0d…2024-12-13 21:23 UTC · 2 captures of this ZIP 2024-12 A211849-001 CHLORZOXAZONE 375MG TABLET / ORAL AB 2020-07-21 2680178bc6a6…2024-12-13 21:23 UTC · 2 captures of this ZIP 2024-12 A211849-002 CHLORZOXAZONE 500MG TABLET / ORAL AA 2020-07-21 2680178bc6a6…2024-12-13 21:23 UTC · 2 captures of this ZIP 2024-12 A211849-003 CHLORZOXAZONE 750MG TABLET / ORAL AB 2020-07-21 2680178bc6a6…2024-09-14 05:58 UTC · 2 captures of this ZIP 2024-09 A211849-001 CHLORZOXAZONE 375MG TABLET / ORAL AB 2020-07-21 5bbf6a4d5a75…2024-09-14 05:58 UTC · 2 captures of this ZIP 2024-09 A211849-002 CHLORZOXAZONE 500MG TABLET / ORAL AA 2020-07-21 5bbf6a4d5a75…2024-09-14 05:58 UTC · 2 captures of this ZIP 2024-09 A211849-003 CHLORZOXAZONE 750MG TABLET / ORAL AB 2020-07-21 5bbf6a4d5a75…2024-11-08 22:44 UTC · 3 captures of this ZIP 2024-11 A211849-001 CHLORZOXAZONE 375MG TABLET / ORAL AB 2020-07-21 d8e5a09893c0…2024-11-08 22:44 UTC · 3 captures of this ZIP 2024-11 A211849-002 CHLORZOXAZONE 500MG TABLET / ORAL AA 2020-07-21 d8e5a09893c0…2024-11-08 22:44 UTC · 3 captures of this ZIP 2024-11 A211849-003 CHLORZOXAZONE 750MG TABLET / ORAL AB 2020-07-21 d8e5a09893c0…2024-10-29 15:01 UTC 2024-10 A211849-001 CHLORZOXAZONE 375MG TABLET / ORAL AB 2020-07-21 d06236e962d9…2024-10-29 15:01 UTC 2024-10 A211849-002 CHLORZOXAZONE 500MG TABLET / ORAL AA 2020-07-21 d06236e962d9…2024-10-29 15:01 UTC 2024-10 A211849-003 CHLORZOXAZONE 750MG TABLET / ORAL AB 2020-07-21 d06236e962d9…2024-08-13 05:28 UTC · 3 captures of this ZIP 2024-08 A211849-001 CHLORZOXAZONE 375MG TABLET / ORAL AB 2020-07-21 79d66fd596c7…2024-08-13 05:28 UTC · 3 captures of this ZIP 2024-08 A211849-002 CHLORZOXAZONE 500MG TABLET / ORAL AA 2020-07-21 79d66fd596c7…2024-08-13 05:28 UTC · 3 captures of this ZIP 2024-08 A211849-003 CHLORZOXAZONE 750MG TABLET / ORAL AB 2020-07-21 79d66fd596c7…2024-07-13 05:37 UTC · 2 captures of this ZIP 2024-07 A211849-001 CHLORZOXAZONE 375MG TABLET / ORAL AB 2020-07-21 301d65b070ca…2024-07-13 05:37 UTC · 2 captures of this ZIP 2024-07 A211849-002 CHLORZOXAZONE 500MG TABLET / ORAL AA 2020-07-21 301d65b070ca…2024-07-13 05:37 UTC · 2 captures of this ZIP 2024-07 A211849-003 CHLORZOXAZONE 750MG TABLET / ORAL AB 2020-07-21 301d65b070ca…2024-06-18 03:08 UTC · 5 captures of this ZIP 2024-06 A211849-001 CHLORZOXAZONE 375MG TABLET / ORAL AB 2020-07-21 1e350fbaab3a…2024-06-18 03:08 UTC · 5 captures of this ZIP 2024-06 A211849-002 CHLORZOXAZONE 500MG TABLET / ORAL AA 2020-07-21 1e350fbaab3a…2024-06-18 03:08 UTC · 5 captures of this ZIP 2024-06 A211849-003 CHLORZOXAZONE 750MG TABLET / ORAL AB 2020-07-21 1e350fbaab3a…2024-05-31 18:47 UTC 2024-05 A211849-001 CHLORZOXAZONE 375MG TABLET / ORAL AB 2020-07-21 8072bd15b7f6…
Observed Orange Book normalized TE history# Normalized TE history page 1 of 3 · 111 observed states.
DailyMed Product Concepts# DailyMed Package Descriptions# Package NDC, Product, Description table Package NDC Product Description Form Quantity Strength SPL version 51862-340-01 Chlorzoxazone 100 in 1 BOTTLE TABLET 100 5
DailyMed Dashboard NDC Coverage# NDC, Dashboard title, SPL version table NDC Dashboard title SPL version Validation Dashboard ZIP 51862-340 CHLORZOXAZONE TABLET [MAYNE PHARMA COMMERCIAL LLC] 5 Legacy NDC, 1 package rows 20230707_5238c99e-d36e-4376-ab05-ca2535213d58.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 · 1 matching rows.
DailyMed RxNorm Mappings# Packages# Package NDC, 11-digit format, Description table Package NDC 11-digit format Description Units Marketing start Marketing end Sample Exclude flag Status 51862-340-01 51862034001 100 TABLET in 1 BOTTLE (51862-340-01) 100 tablet 2020-07-31 2022-10-31 No No Current