Metaxalone

Product NDC: 50090-4448
Requested package NDC: 50090-4448-2
11-digit product format: 500904448
Labeler code: 50090
Product ID: 50090-4448_8ae0229d-9c4b-4e23-92ff-866924af2b19
Type: HUMAN PRESCRIPTION DRUG
Nonproprietary name: Metaxalone
Dosage form: TABLET
Route: ORAL
Labeler: A-S Medication Solutions
Application: ANDA207466
Marketing category: ANDA
Marketing start: 2017-08-31
Marketing end: 0000-00-00
Substance: METAXALONE
Active strength: 800 mg/1
Pharmacologic classes: Centrally-mediated Muscle Relaxation [PE]
NDC exclude flag: No
Listing certified through: 2022-12-31
Current FDA listing: Historical FDA.report record

NDC auxiliary status#

These records are reproduced from FDA’s unfinished, excluded, and compounder listings. They describe what appeared in the source files; a missing record does not establish a regulatory status. View all current auxiliary records, including entries without an NDC. · View the auxiliary file history.

Current NDC status page 1 of 1 · 1 matching rows.

Dataset, Scope, Product NDC table
Dataset	Scope	Product NDC	Package NDC	Code	Status	Reporting period	Source date
excluded package	package	50090-4448	50090-4448-2	I	Inactivated by FDA		2026-08-10

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 · 15 matching rows.

View current auxiliary records. · View the auxiliary file history.

Captured / source date, Snapshot, Source SHA-256 table
Captured / source date	Snapshot	Source SHA-256
2025-12-14 17:58 UTC · source 2025-12-05	`d630ba8d3edf…`	`732f749b63fb…`
2025-08-27 00:01 UTC · source 2025-08-26	`f5e01cc5f278…`	`a2eaf40c39c3…`
2025-04-01 02:39 UTC · source 2025-03-31	`2ef7874e63bc…`	`57b86245f4fa…`
2025-03-28 20:22 UTC · source 2025-03-28	`a1b67e2a42f9…`	`c4cf2c586c0d…`
2025-03-22 03:12 UTC · source 2025-03-21	`cfe11265f3b6…`	`090c488252e2…`
2025-03-10 12:48 UTC · source 2025-03-10	`cdf11ea48f46…`	`ba0047e9e063…`
2025-02-02 03:52 UTC · source 2025-01-31	`302b2466d912…`	`e7b80fea0513…`
2025-01-20 13:05 UTC · source 2025-01-20	`ed331223b511…`	`672a5bd82f5f…`
2025-01-11 03:41 UTC · source 2025-01-10	`0efc9e666f02…`	`f202fb6c5f17…`
2024-11-09 02:27 UTC · source 2024-11-08	`ad56d346431e…`	`cc804d4bbf1e…`
2024-10-04 04:10 UTC · source 2024-10-03	`367a005e9d99…`	`383a685ebd0f…`
2024-07-10 04:00 UTC · source 2024-07-09	`557ba5c1ecfa…`	`9c80585c8c6e…`
2024-05-28 21:12 UTC · source 2024-05-28	`8af77b9d5b6f…`	`d9bbb34c5368…`
2024-05-15 03:39 UTC · source 2024-05-14	`834df4deac94…`	`adcc014656a3…`
2024-03-11 06:39 UTC · source 2024-03-08	`1332a3947898…`	`d4bfe170f9cd…`

Source provenance: Browse the complete Orange Book source catalog · source snapshot 1.

Orange Book products#

Current product rows page 1 of 1 · 2 matching rows.

Application-product, Trade name, Ingredient table
Application-product	Trade name	Ingredient	Strength	Dosage form / route	TE codes	RLD / RS	Approval date
A207466-001	METAXALONE	METAXALONE	800MG	TABLET / ORAL	AB		2017-08-31
A207466-002	METAXALONE	METAXALONE	400MG	TABLET / ORAL	AB		2020-03-13

Therapeutic equivalence codes#

Current TE-code rows page 1 of 1 · 2 matching rows.

Application-product, TE code table
Application-product	TE code
A207466-001	AB
A207466-002	AB

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 2 · 78 observed states.

Captured, Edition, Application-product table
Captured	Edition	Application-product	Trade name	Strength	Dosage form / route	Product TE source text	Approval date	Source SHA-256
2026-02-19 14:30 UTC	2026-02	A207466-001	METAXALONE	800MG	TABLET / ORAL	AB	2017-08-31	`011fe1cb6892…`
2026-02-19 14:30 UTC	2026-02	A207466-002	METAXALONE	400MG	TABLET / ORAL	AB	2020-03-13	`011fe1cb6892…`
2025-12-14 10:44 UTC · 2 captures of this ZIP	2025-12	A207466-001	METAXALONE	800MG	TABLET / ORAL	AB	2017-08-31	`31067a03dcf5…`
2025-12-14 10:44 UTC · 2 captures of this ZIP	2025-12	A207466-002	METAXALONE	400MG	TABLET / ORAL	AB	2020-03-13	`31067a03dcf5…`
2025-08-23 18:47 UTC	2025-08	A207466-001	METAXALONE	800MG	TABLET / ORAL	AB	2017-08-31	`6a471c1ec25d…`
2025-08-23 18:47 UTC	2025-08	A207466-002	METAXALONE	400MG	TABLET / ORAL	AB	2020-03-13	`6a471c1ec25d…`
2025-03-22 03:13 UTC · 3 captures of this ZIP	2025-03	A207466-001	METAXALONE	800MG	TABLET / ORAL	AB	2017-08-31	`fd3edfee7708…`
2025-03-22 03:13 UTC · 3 captures of this ZIP	2025-03	A207466-002	METAXALONE	400MG	TABLET / ORAL	AB	2020-03-13	`fd3edfee7708…`
2025-02-26 10:13 UTC · 3 captures of this ZIP	2025-02	A207466-001	METAXALONE	800MG	TABLET / ORAL	AB	2017-08-31	`b8a1b40f171c…`
2025-02-26 10:13 UTC · 3 captures of this ZIP	2025-02	A207466-002	METAXALONE	400MG	TABLET / ORAL	AB	2020-03-13	`b8a1b40f171c…`
2025-01-19 17:59 UTC · 7 captures of this ZIP	2025-01	A207466-001	METAXALONE	800MG	TABLET / ORAL	AB	2017-08-31	`03ed91905a0d…`
2025-01-19 17:59 UTC · 7 captures of this ZIP	2025-01	A207466-002	METAXALONE	400MG	TABLET / ORAL	AB	2020-03-13	`03ed91905a0d…`
2024-12-13 21:23 UTC · 2 captures of this ZIP	2024-12	A207466-001	METAXALONE	800MG	TABLET / ORAL	AB	2017-08-31	`2680178bc6a6…`
2024-12-13 21:23 UTC · 2 captures of this ZIP	2024-12	A207466-002	METAXALONE	400MG	TABLET / ORAL	AB	2020-03-13	`2680178bc6a6…`
2024-09-14 05:58 UTC · 2 captures of this ZIP	2024-09	A207466-001	METAXALONE	800MG	TABLET / ORAL	AB	2017-08-31	`5bbf6a4d5a75…`
2024-09-14 05:58 UTC · 2 captures of this ZIP	2024-09	A207466-002	METAXALONE	400MG	TABLET / ORAL	AB	2020-03-13	`5bbf6a4d5a75…`
2024-11-08 22:44 UTC · 3 captures of this ZIP	2024-11	A207466-001	METAXALONE	800MG	TABLET / ORAL	AB	2017-08-31	`d8e5a09893c0…`
2024-11-08 22:44 UTC · 3 captures of this ZIP	2024-11	A207466-002	METAXALONE	400MG	TABLET / ORAL	AB	2020-03-13	`d8e5a09893c0…`
2024-10-29 15:01 UTC	2024-10	A207466-001	METAXALONE	800MG	TABLET / ORAL	AB	2017-08-31	`d06236e962d9…`
2024-10-29 15:01 UTC	2024-10	A207466-002	METAXALONE	400MG	TABLET / ORAL	AB	2020-03-13	`d06236e962d9…`
2024-08-13 05:28 UTC · 3 captures of this ZIP	2024-08	A207466-001	METAXALONE	800MG	TABLET / ORAL	AB	2017-08-31	`79d66fd596c7…`
2024-08-13 05:28 UTC · 3 captures of this ZIP	2024-08	A207466-002	METAXALONE	400MG	TABLET / ORAL	AB	2020-03-13	`79d66fd596c7…`
2024-07-13 05:37 UTC · 2 captures of this ZIP	2024-07	A207466-001	METAXALONE	800MG	TABLET / ORAL	AB	2017-08-31	`301d65b070ca…`
2024-07-13 05:37 UTC · 2 captures of this ZIP	2024-07	A207466-002	METAXALONE	400MG	TABLET / ORAL	AB	2020-03-13	`301d65b070ca…`
2024-06-18 03:08 UTC · 5 captures of this ZIP	2024-06	A207466-001	METAXALONE	800MG	TABLET / ORAL	AB	2017-08-31	`1e350fbaab3a…`
2024-06-18 03:08 UTC · 5 captures of this ZIP	2024-06	A207466-002	METAXALONE	400MG	TABLET / ORAL	AB	2020-03-13	`1e350fbaab3a…`
2024-05-31 18:47 UTC	2024-05	A207466-001	METAXALONE	800MG	TABLET / ORAL	AB	2017-08-31	`8072bd15b7f6…`
2024-05-31 18:47 UTC	2024-05	A207466-002	METAXALONE	400MG	TABLET / ORAL	AB	2020-03-13	`8072bd15b7f6…`
2022-06-29 02:47 UTC · 2 captures of this ZIP	2022-06	A207466-001	METAXALONE	800MG	TABLET / ORAL	AB	2017-08-31	`5c6f7cd8ea54…`
2022-06-29 02:47 UTC · 2 captures of this ZIP	2022-06	A207466-002	METAXALONE	400MG	TABLET / ORAL	AB	2020-03-13	`5c6f7cd8ea54…`
2022-04-08 23:34 UTC	2022-04	A207466-001	METAXALONE	800MG	TABLET / ORAL	AB	2017-08-31	`5d02ea3f76ae…`
2022-04-08 23:34 UTC	2022-04	A207466-002	METAXALONE	400MG	TABLET / ORAL	AB	2020-03-13	`5d02ea3f76ae…`
2022-04-04 05:41 UTC	2022-04	A207466-001	METAXALONE	800MG	TABLET / ORAL	AB	2017-08-31	`4b0b4de00fa7…`
2022-04-04 05:41 UTC	2022-04	A207466-002	METAXALONE	400MG	TABLET / ORAL	AB	2020-03-13	`4b0b4de00fa7…`
2019-12-13 00:20 UTC	2019-12	A207466-001	METAXALONE	800MG	TABLET / ORAL	AB	2017-08-31	`74a2ff9319b5…`
2022-03-09 01:35 UTC	2022-03	A207466-001	METAXALONE	800MG	TABLET / ORAL	AB	2017-08-31	`bb7c543d1eb4…`
2022-03-09 01:35 UTC	2022-03	A207466-002	METAXALONE	400MG	TABLET / ORAL	AB	2020-03-13	`bb7c543d1eb4…`
2021-12-28 21:50 UTC	2021-12	A207466-001	METAXALONE	800MG	TABLET / ORAL	AB	2017-08-31	`782e0a99824c…`
2021-12-28 21:50 UTC	2021-12	A207466-002	METAXALONE	400MG	TABLET / ORAL	AB	2020-03-13	`782e0a99824c…`
2021-05-05 16:15 UTC · 3 captures of this ZIP	2021-05	A207466-001	METAXALONE	800MG	TABLET / ORAL	AB	2017-08-31	`87673890dc5c…`

Observed Orange Book normalized TE history#

Normalized TE history page 1 of 2 · 78 observed states.

Captured, Edition, Application-product table
Captured	Edition	Application-product	TE code	Order	Source SHA-256
2026-02-19 14:30 UTC	2026-02	A207466-001	AB	1	`011fe1cb6892…`
2026-02-19 14:30 UTC	2026-02	A207466-002	AB	1	`011fe1cb6892…`
2025-12-14 10:44 UTC · 2 captures of this ZIP	2025-12	A207466-001	AB	1	`31067a03dcf5…`
2025-12-14 10:44 UTC · 2 captures of this ZIP	2025-12	A207466-002	AB	1	`31067a03dcf5…`
2025-08-23 18:47 UTC	2025-08	A207466-001	AB	1	`6a471c1ec25d…`
2025-08-23 18:47 UTC	2025-08	A207466-002	AB	1	`6a471c1ec25d…`
2025-03-22 03:13 UTC · 3 captures of this ZIP	2025-03	A207466-001	AB	1	`fd3edfee7708…`
2025-03-22 03:13 UTC · 3 captures of this ZIP	2025-03	A207466-002	AB	1	`fd3edfee7708…`
2025-02-26 10:13 UTC · 3 captures of this ZIP	2025-02	A207466-001	AB	1	`b8a1b40f171c…`
2025-02-26 10:13 UTC · 3 captures of this ZIP	2025-02	A207466-002	AB	1	`b8a1b40f171c…`
2025-01-19 17:59 UTC · 7 captures of this ZIP	2025-01	A207466-001	AB	1	`03ed91905a0d…`
2025-01-19 17:59 UTC · 7 captures of this ZIP	2025-01	A207466-002	AB	1	`03ed91905a0d…`
2024-12-13 21:23 UTC · 2 captures of this ZIP	2024-12	A207466-001	AB	1	`2680178bc6a6…`
2024-12-13 21:23 UTC · 2 captures of this ZIP	2024-12	A207466-002	AB	1	`2680178bc6a6…`
2024-09-14 05:58 UTC · 2 captures of this ZIP	2024-09	A207466-001	AB	1	`5bbf6a4d5a75…`
2024-09-14 05:58 UTC · 2 captures of this ZIP	2024-09	A207466-002	AB	1	`5bbf6a4d5a75…`
2024-11-08 22:44 UTC · 3 captures of this ZIP	2024-11	A207466-001	AB	1	`d8e5a09893c0…`
2024-11-08 22:44 UTC · 3 captures of this ZIP	2024-11	A207466-002	AB	1	`d8e5a09893c0…`
2024-10-29 15:01 UTC	2024-10	A207466-001	AB	1	`d06236e962d9…`
2024-10-29 15:01 UTC	2024-10	A207466-002	AB	1	`d06236e962d9…`
2024-08-13 05:28 UTC · 3 captures of this ZIP	2024-08	A207466-001	AB	1	`79d66fd596c7…`
2024-08-13 05:28 UTC · 3 captures of this ZIP	2024-08	A207466-002	AB	1	`79d66fd596c7…`
2024-07-13 05:37 UTC · 2 captures of this ZIP	2024-07	A207466-001	AB	1	`301d65b070ca…`
2024-07-13 05:37 UTC · 2 captures of this ZIP	2024-07	A207466-002	AB	1	`301d65b070ca…`
2024-06-18 03:08 UTC · 5 captures of this ZIP	2024-06	A207466-001	AB	1	`1e350fbaab3a…`
2024-06-18 03:08 UTC · 5 captures of this ZIP	2024-06	A207466-002	AB	1	`1e350fbaab3a…`
2024-05-31 18:47 UTC	2024-05	A207466-001	AB	1	`8072bd15b7f6…`
2024-05-31 18:47 UTC	2024-05	A207466-002	AB	1	`8072bd15b7f6…`
2022-06-29 02:47 UTC · 2 captures of this ZIP	2022-06	A207466-001	AB	1	`5c6f7cd8ea54…`
2022-06-29 02:47 UTC · 2 captures of this ZIP	2022-06	A207466-002	AB	1	`5c6f7cd8ea54…`
2022-04-08 23:34 UTC	2022-04	A207466-001	AB	1	`5d02ea3f76ae…`
2022-04-08 23:34 UTC	2022-04	A207466-002	AB	1	`5d02ea3f76ae…`
2022-04-04 05:41 UTC	2022-04	A207466-001	AB	1	`4b0b4de00fa7…`
2022-04-04 05:41 UTC	2022-04	A207466-002	AB	1	`4b0b4de00fa7…`
2019-12-13 00:20 UTC	2019-12	A207466-001	AB	1	`74a2ff9319b5…`
2022-03-09 01:35 UTC	2022-03	A207466-001	AB	1	`bb7c543d1eb4…`
2022-03-09 01:35 UTC	2022-03	A207466-002	AB	1	`bb7c543d1eb4…`
2021-12-28 21:50 UTC	2021-12	A207466-001	AB	1	`782e0a99824c…`
2021-12-28 21:50 UTC	2021-12	A207466-002	AB	1	`782e0a99824c…`
2021-05-05 16:15 UTC · 3 captures of this ZIP	2021-05	A207466-001	AB	1	`87673890dc5c…`

DailyMed Product Concepts#

Product concept, Relation, Version table
Product concept	Relation	Version	Effective
4fe1c2a6-5488-f909-3872-734054eb745a	Product name	5	20181231
776ba7f6-e5b0-442b-bd42-1fdfdfd821a4	Product name	1	20150615
68c52498-c9cb-48ab-a792-a4876149361e	Product name	1	20150409

FDA-Initiated Inactive NDC Indexing#

NDC, Related label table
NDC	Related label
50090-4448-0	METAXALONE TABLETS, USP
50090-4448-1	METAXALONE TABLETS, USP
50090-4448-2	METAXALONE TABLETS, USP
50090-4448-3	METAXALONE TABLETS, USP
50090-4448-4	METAXALONE TABLETS, USP
50090-4448-5	METAXALONE TABLETS, USP

DailyMed Package Descriptions#

Package NDC, Product, Description table
Package NDC	Product	Description	Form	Quantity	SPL version
50090-4448-0	Metaxalone	30 in 1 BOTTLE	TABLET	30	5
50090-4448-1	Metaxalone	60 in 1 BOTTLE	TABLET	60	5
50090-4448-2	Metaxalone	15 in 1 BOTTLE	TABLET	15	5
50090-4448-3	Metaxalone	20 in 1 BOTTLE	TABLET	20	5
50090-4448-4	Metaxalone	10 in 1 BOTTLE	TABLET	10	5
50090-4448-5	Metaxalone	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
50090-4448	METAXALONE TABLET [A-S MEDICATION SOLUTIONS]	5	Legacy NDC, 6 package rows	20210417_b57fcd53-4481-4345-983c-23b7356a69ad.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 · 16 matching rows.

Brand, Generic, Manufacturer table
Brand	Generic	Manufacturer	SPL set ID	Effective date	Available safety fields	Join
Metaxalone	METAXALONE	Preferred Pharmaceuticals Inc.	01199953-8124-4ace-947f-7b11989b44c3	2026-07-24	Warnings, Adverse reactions	Exact identifier application applno (ANDA): 207466 application number: ANDA207466
Metaxalone	METAXALONE	Preferred Pharmaceuticals Inc.	8aa84e64-0075-4f22-a576-da085f32d56c	2026-06-17	Warnings, Adverse reactions	Exact identifier application applno (ANDA): 207466 application number: ANDA207466
Metaxalone	METAXALONE	Highmark Pharma LLC	834be129-cfb5-4420-b660-025833376b3e	2026-04-29	Warnings, Adverse reactions	Exact identifier application applno (ANDA): 207466 application number: ANDA207466
Metaxalone	METAXALONE	Advanced Rx of Tennessee, LLC	4facde6f-1828-9138-e063-6294a90a1ec1	2026-04-17	Warnings, Adverse reactions	Exact identifier application applno (ANDA): 207466 application number: ANDA207466
Metaxalone	METAXALONE	REMEDYREPACK INC.	fe82b33b-2a24-4477-91ca-b23e59156675	2026-02-02	Warnings, Adverse reactions	Exact identifier application applno (ANDA): 207466 application number: ANDA207466
Metaxalone	METAXALONE	Northwind Health Company, LLC	f2b46d69-1c20-5ae9-e053-2a95a90a60a9	2026-01-01	Warnings, Adverse reactions	Exact identifier application applno (ANDA): 207466 application number: ANDA207466
Metaxalone	METAXALONE	BluePoint Laboratories	c91c0fb0-0b61-4e45-8bea-d0bf57ca7068	2025-07-07	Warnings, Adverse reactions	Exact identifier application applno (ANDA): 207466 application number: ANDA207466
Metaxalone	METAXALONE	Advanced Rx of Tennessee, LLC	36c1d263-48ce-831b-e063-6394a90a0a2b	2025-05-29	Warnings, Adverse reactions	Exact identifier application applno (ANDA): 207466 application number: ANDA207466
Metaxalone	METAXALONE	Major Pharmaceuticals	8c1e10fe-0330-4bf8-a94d-aeed80f6aef1	2025-03-03	Warnings, Adverse reactions	Exact identifier application applno (ANDA): 207466 application number: ANDA207466
Metaxalone	METAXALONE	PD-Rx Pharmaceuticals, Inc.	edc6ba8d-2d45-4833-8dc7-e2d4e5d72856	2025-02-04	Warnings, Adverse reactions	Exact identifier application applno (ANDA): 207466 application number: ANDA207466
Metaxalone	METAXALONE	Dr. Reddys Laboratories Limited	02eb5938-cd59-4a81-853d-a4148d813a94	2025-01-20	Warnings, Adverse reactions	Exact identifier application applno (ANDA): 207466 application number: ANDA207466
Metaxalone	METAXALONE	American Health Packaging	b6afb4d3-eb3e-4e9f-9aa9-a44cfacb959c	2024-08-29	Warnings, Adverse reactions	Exact identifier application applno (ANDA): 207466 application number: ANDA207466
Metaxalone	METAXALONE	ScieGen Pharmaceuticals, Inc.	1cef46bb-e590-4a58-82e0-7cf1fc3836a5	2024-08-21	Warnings, Adverse reactions	Exact identifier application applno (ANDA): 207466 application number: ANDA207466
Metaxalone	METAXALONE	Proficient Rx LP	9c7d0cd4-625a-485e-9d13-ce854630148c	2024-03-01	Warnings, Adverse reactions	Exact identifier application applno (ANDA): 207466 application number: ANDA207466
Metaxalone	METAXALONE	Misemer Pharmaceuticals, Inc.	d0276e7b-a1c9-61f3-e053-2a95a90ae3aa	2024-02-01	Warnings, Adverse reactions	Exact identifier application applno (ANDA): 207466 application number: ANDA207466
Metaxalone	METAXALONE	CIPLA USA INC.	c1f49112-e8ce-43a9-bdb8-1a3db4fb6bc4	2023-06-08	Warnings, Adverse reactions	Exact identifier application applno (ANDA): 207466 application number: ANDA207466

UNII, Preferred term, Registry number table
UNII	Preferred term	Registry number	Matched term
1NMA9J598Y	METAXALONE	1665-48-1	METAXALONE

DailyMed RxNorm Mappings#

RxCUI, RxNorm string, TTY table
RxCUI	RxNorm string	TTY	DailyMed	SPL version
351254	metaxalone 800 MG Oral Tablet	PSN	b57fcd53-4481-4345-983c-23b7356a69ad	5
351254	metaxalone 800 MG Oral Tablet	SCD	b57fcd53-4481-4345-983c-23b7356a69ad	5

Packages#

Package NDC, 11-digit format, Description table
Package NDC	11-digit format	Description	Units	Marketing start	Marketing end	Sample	Exclude flag	Status
50090-4448-2	50090444802	15 TABLET in 1 BOTTLE (50090-4448-2)	15 tablet	2019-08-05	0000-00-00	No	No	Current