Application 203399

Type: ANDA
Sponsor: AMNEAL PHARMS

Application Products#

Product, Drug, Ingredient table
Product	Drug	Ingredient	Form	Strength	Reference drug	Reference standard
001	METAXALONE	METAXALONE	TABLET;ORAL	800MG	No	No

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
A203399-001	METAXALONE	METAXALONE	800MG	TABLET / ORAL	AB	RS	2013-06-21

Therapeutic equivalence codes#

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

Application-product, TE code table
Application-product	TE code
A203399-001	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 · 42 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
2026-08-18 06:07:40	2026-07	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB	RS	2013-06-21	`caaa826d4ba7…`
2026-02-19 14:30 UTC	2026-02	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB	RS	2013-06-21	`011fe1cb6892…`
2025-12-14 10:44 UTC · 2 captures of this ZIP	2025-12	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB	RS	2013-06-21	`31067a03dcf5…`
2025-08-23 18:47 UTC	2025-08	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB	RS	2013-06-21	`6a471c1ec25d…`
2025-03-22 03:13 UTC · 3 captures of this ZIP	2025-03	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB	RS	2013-06-21	`fd3edfee7708…`
2025-02-26 10:13 UTC · 3 captures of this ZIP	2025-02	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB	RS	2013-06-21	`b8a1b40f171c…`
2025-01-19 17:59 UTC · 7 captures of this ZIP	2025-01	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB	RS	2013-06-21	`03ed91905a0d…`
2024-12-13 21:23 UTC · 2 captures of this ZIP	2024-12	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB	RS	2013-06-21	`2680178bc6a6…`
2024-09-14 05:58 UTC · 2 captures of this ZIP	2024-09	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB	RS	2013-06-21	`5bbf6a4d5a75…`
2024-11-08 22:44 UTC · 3 captures of this ZIP	2024-11	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB	RS	2013-06-21	`d8e5a09893c0…`
2024-10-29 15:01 UTC	2024-10	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB	RS	2013-06-21	`d06236e962d9…`
2024-08-13 05:28 UTC · 3 captures of this ZIP	2024-08	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB	RS	2013-06-21	`79d66fd596c7…`
2024-07-13 05:37 UTC · 2 captures of this ZIP	2024-07	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB	RS	2013-06-21	`301d65b070ca…`
2024-06-18 03:08 UTC · 5 captures of this ZIP	2024-06	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB	RS	2013-06-21	`1e350fbaab3a…`
2024-05-31 18:47 UTC	2024-05	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB	RS	2013-06-21	`8072bd15b7f6…`
2022-06-29 02:47 UTC · 2 captures of this ZIP	2022-06	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB		2013-06-21	`5c6f7cd8ea54…`
2022-04-08 23:34 UTC	2022-04	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB		2013-06-21	`5d02ea3f76ae…`
2022-04-04 05:41 UTC	2022-04	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB		2013-06-21	`4b0b4de00fa7…`
2019-12-13 00:20 UTC	2019-12	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB		2013-06-21	`74a2ff9319b5…`
2022-03-09 01:35 UTC	2022-03	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB		2013-06-21	`bb7c543d1eb4…`
2021-12-28 21:50 UTC	2021-12	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB		2013-06-21	`782e0a99824c…`
2021-05-05 16:15 UTC · 3 captures of this ZIP	2021-05	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB		2013-06-21	`87673890dc5c…`
2021-03-12 10:30 UTC	2021-03	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB		2013-06-21	`5aa47cf7b7d7…`
2020-12-22 03:56 UTC	2020-12	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB		2013-06-21	`8869cabd3fbd…`
2020-11-12 02:37 UTC	2020-11	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB		2013-06-21	`c0c555d07b60…`
2019-12-14 00:12 UTC	2019-12	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB		2013-06-21	`3f01610625f2…`
2019-09-15 20:21 UTC	2019-09	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB		2013-06-21	`b00525d2431f…`
2019-07-19 19:46 UTC	2019-07	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB		2013-06-21	`ea99ee380514…`
2024-03-16 18:09 UTC · 4 captures of this ZIP	2024-03	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB	RS	2013-06-21	`6a51e52b5d6a…`
2024-02-18 07:12 UTC	2024-02	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB	RS	2013-06-21	`1c564ffb4f44…`
2023-12-20 04:57 UTC	2023-12	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB	RS	2013-06-21	`ea1830bbd6c7…`
2023-11-28 05:40 UTC · 2 captures of this ZIP	2023-11	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB	RS	2013-06-21	`a72a2bbeb626…`
2023-10-25 00:34 UTC · 2 captures of this ZIP	2023-10	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB	RS	2013-06-21	`9b2671bbb829…`
2023-07-15 15:27 UTC · 2 captures of this ZIP	2023-07	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB		2013-06-21	`a67488948f0b…`
2023-06-13 01:57 UTC · 3 captures of this ZIP	2023-06	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB		2013-06-21	`3f0d92c62455…`
2023-05-13 08:27 UTC	2023-05	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB		2013-06-21	`053a50430f4f…`
2023-01-26 05:58 UTC	2023-01	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB		2013-06-21	`3bdfa0b2c4d7…`
2022-11-12 20:34 UTC · 5 captures of this ZIP	2022-11	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB		2013-06-21	`3a93d1ddd44b…`
2022-10-28 04:53 UTC	2022-10	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB		2013-06-21	`f41ea6bd6efb…`
2022-09-29 23:25 UTC	2022-09	A203399-001	METAXALONE	800MG	TABLET / ORAL	AB		2013-06-21	`e64feba35796…`

Observed Orange Book normalized TE history#

Normalized TE history page 1 of 2 · 42 observed states.

Captured, Edition, Application-product table
Captured	Edition	Application-product	TE code	Order	Source SHA-256
2026-08-18 06:07:40	2026-07	A203399-001	AB	1	`caaa826d4ba7…`
2026-02-19 14:30 UTC	2026-02	A203399-001	AB	1	`011fe1cb6892…`
2025-12-14 10:44 UTC · 2 captures of this ZIP	2025-12	A203399-001	AB	1	`31067a03dcf5…`
2025-08-23 18:47 UTC	2025-08	A203399-001	AB	1	`6a471c1ec25d…`
2025-03-22 03:13 UTC · 3 captures of this ZIP	2025-03	A203399-001	AB	1	`fd3edfee7708…`
2025-02-26 10:13 UTC · 3 captures of this ZIP	2025-02	A203399-001	AB	1	`b8a1b40f171c…`
2025-01-19 17:59 UTC · 7 captures of this ZIP	2025-01	A203399-001	AB	1	`03ed91905a0d…`
2024-12-13 21:23 UTC · 2 captures of this ZIP	2024-12	A203399-001	AB	1	`2680178bc6a6…`
2024-09-14 05:58 UTC · 2 captures of this ZIP	2024-09	A203399-001	AB	1	`5bbf6a4d5a75…`
2024-11-08 22:44 UTC · 3 captures of this ZIP	2024-11	A203399-001	AB	1	`d8e5a09893c0…`
2024-10-29 15:01 UTC	2024-10	A203399-001	AB	1	`d06236e962d9…`
2024-08-13 05:28 UTC · 3 captures of this ZIP	2024-08	A203399-001	AB	1	`79d66fd596c7…`
2024-07-13 05:37 UTC · 2 captures of this ZIP	2024-07	A203399-001	AB	1	`301d65b070ca…`
2024-06-18 03:08 UTC · 5 captures of this ZIP	2024-06	A203399-001	AB	1	`1e350fbaab3a…`
2024-05-31 18:47 UTC	2024-05	A203399-001	AB	1	`8072bd15b7f6…`
2022-06-29 02:47 UTC · 2 captures of this ZIP	2022-06	A203399-001	AB	1	`5c6f7cd8ea54…`
2022-04-08 23:34 UTC	2022-04	A203399-001	AB	1	`5d02ea3f76ae…`
2022-04-04 05:41 UTC	2022-04	A203399-001	AB	1	`4b0b4de00fa7…`
2019-12-13 00:20 UTC	2019-12	A203399-001	AB	1	`74a2ff9319b5…`
2022-03-09 01:35 UTC	2022-03	A203399-001	AB	1	`bb7c543d1eb4…`
2021-12-28 21:50 UTC	2021-12	A203399-001	AB	1	`782e0a99824c…`
2021-05-05 16:15 UTC · 3 captures of this ZIP	2021-05	A203399-001	AB	1	`87673890dc5c…`
2021-03-12 10:30 UTC	2021-03	A203399-001	AB	1	`5aa47cf7b7d7…`
2020-12-22 03:56 UTC	2020-12	A203399-001	AB	1	`8869cabd3fbd…`
2020-11-12 02:37 UTC	2020-11	A203399-001	AB	1	`c0c555d07b60…`
2019-12-14 00:12 UTC	2019-12	A203399-001	AB	1	`3f01610625f2…`
2019-09-15 20:21 UTC	2019-09	A203399-001	AB	1	`b00525d2431f…`
2019-07-19 19:46 UTC	2019-07	A203399-001	AB	1	`ea99ee380514…`
2024-03-16 18:09 UTC · 4 captures of this ZIP	2024-03	A203399-001	AB	1	`6a51e52b5d6a…`
2024-02-18 07:12 UTC	2024-02	A203399-001	AB	1	`1c564ffb4f44…`
2023-12-20 04:57 UTC	2023-12	A203399-001	AB	1	`ea1830bbd6c7…`
2023-11-28 05:40 UTC · 2 captures of this ZIP	2023-11	A203399-001	AB	1	`a72a2bbeb626…`
2023-10-25 00:34 UTC · 2 captures of this ZIP	2023-10	A203399-001	AB	1	`9b2671bbb829…`
2023-07-15 15:27 UTC · 2 captures of this ZIP	2023-07	A203399-001	AB	1	`a67488948f0b…`
2023-06-13 01:57 UTC · 3 captures of this ZIP	2023-06	A203399-001	AB	1	`3f0d92c62455…`
2023-05-13 08:27 UTC	2023-05	A203399-001	AB	1	`053a50430f4f…`
2023-01-26 05:58 UTC	2023-01	A203399-001	AB	1	`3bdfa0b2c4d7…`
2022-11-12 20:34 UTC · 5 captures of this ZIP	2022-11	A203399-001	AB	1	`3a93d1ddd44b…`
2022-10-28 04:53 UTC	2022-10	A203399-001	AB	1	`f41ea6bd6efb…`
2022-09-29 23:25 UTC	2022-09	A203399-001	AB	1	`e64feba35796…`

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 · 7 matching rows.

Brand, Generic, Manufacturer table
Brand	Generic	Manufacturer	SPL set ID	Effective date	Available safety fields	Join
Metaxalone	METAXALONE	AvKARE	4c3b2aa4-fe65-507c-e063-6394a90a7b00	2026-03-17	Warnings, Adverse reactions	Exact identifier application applno (ANDA): 203399 application number: ANDA203399
Metaxalone	METAXALONE	AvKARE	4c3ae824-48a9-fd91-e063-6394a90a9a54	2026-03-04	Warnings, Adverse reactions	Exact identifier application applno (ANDA): 203399 application number: ANDA203399
Metaxalone	METAXALONE	AvPAK	9b21a974-6a5a-9efb-e9de-470363217126	2025-11-26	Warnings, Adverse reactions	Exact identifier application applno (ANDA): 203399 application number: ANDA203399 ndc (product): 50268-530
Metaxalone	METAXALONE	Amneal Pharmaceuticals LLC	3aa9dba9-29b0-4520-a0f7-66d19d52c6bc	2025-03-28	Warnings, Adverse reactions	Exact identifier application applno (ANDA): 203399 application number: ANDA203399 ndc (product): 65162-553
Metaxalone	METAXALONE	Advanced Rx of Tennessee, LLC	b3279496-293e-7e1f-e053-2a95a90ab506	2024-12-31	Warnings, Adverse reactions	Exact identifier application applno (ANDA): 203399 application number: ANDA203399 ndc (product): 80425-0084
Metaxalone	METAXALONE	Amneal Pharmaceuticals of New York LLC	f06f2b96-3684-483c-89f7-6c9201fd4664	2023-01-11	Warnings, Adverse reactions	Exact identifier application applno (ANDA): 203399 application number: ANDA203399 ndc (product): 53746-553
Metaxalone	METAXALONE	Proficient Rx LP	fba1601d-3ac4-41cf-9548-35ec4994a95e	2022-10-01	Warnings, Adverse reactions	Exact identifier application applno (ANDA): 203399 application number: ANDA203399 ndc (product): 63187-490

NDC Listings For This Application#

NDC listings for this application page 1 of 1 · 43 matching rows.

NDC, Name, Nonproprietary name table
NDC	Name	Nonproprietary name	Labeler	Marketing category	Status
10544-144	Metaxalone	Metaxalone	Blenheim Pharmacal, Inc.	ANDA	Current
33261-724	Metaxalone	Metaxalone	Aidarex Pharmaceuticals LLC	ANDA	Current
42291-587	Metaxalone	Metaxalone	AvKARE, Inc.	ANDA	Current
42291-587	Metaxalone	Metaxalone	AvKARE, Inc.	ANDA	Current
42291-587	Metaxalone	Metaxalone	AvKARE	ANDA	Current
50090-1182	Metaxalone	Metaxalone	A-S Medication Solutions	ANDA	Current
50268-530	Metaxalone	Metaxalone	AvPAK	ANDA	Current
50268-530	Metaxalone	Metaxalone	AvPAK	ANDA	Current
50268-530	Metaxalone	Metaxalone	AvPAK	ANDA	Current
51021-333	Metaxall	Metaxalone	Sircle Laboratories, LLC	ANDA	Current
51655-162	Metaxalone	Metaxalone	Northwind Pharmaceuticals	ANDA	Current
53746-553	Metaxalone	Metaxalone	Amneal Pharmaceuticals of New York LLC	ANDA	Current
53746-553	Metaxalone	Metaxalone	Amneal Pharmaceuticals of New York LLC	ANDA	Current
53746-553	Metaxalone	Metaxalone	Amneal Pharmaceuticals of New York LLC	ANDA	Current
55700-342	Metaxalone	Metaxalone	Lake Erie Medical DBA Quality Care Products LLC	ANDA	Current
61919-262	METAXALONE	metaxalone tablet	Direct RX	ANDA	Current
61919-262	METAXALONE	metaxalone tablet	Direct RX	ANDA	Current
63187-490	Metaxalone	Metaxalone	Proficient Rx LP	ANDA	Current
63187-490	Metaxalone	Metaxalone	Proficient Rx LP	ANDA	Current
63187-490	Metaxalone	Metaxalone	Proficient Rx LP	ANDA	Current
65162-553	Metaxalone	Metaxalone	Amneal Pharmaceuticals LLC	ANDA	Current
65162-553	Metaxalone	Metaxalone	Amneal Pharmaceuticals LLC	ANDA	Current
65162-553	Metaxalone	Metaxalone	Amneal Pharmaceuticals LLC	ANDA	Current
65162-553	Metaxalone	Metaxalone	Amneal Pharmaceuticals LLC	ANDA	Current
67296-0993	Metaxalone	Metaxalone	RedPharm Drug, Inc.	ANDA	Current
67296-0993	Metaxalone	Metaxalone	RedPharm Drug, Inc.	ANDA	Current
67296-0993	Metaxalone	Metaxalone	RedPharm Drug, Inc.	ANDA	Current
68001-004	Metaxalone	Metaxalone	BluePoint Laboratories	ANDA	Current
68001-004	Metaxalone	Metaxalone	BluePoint Laboratories	ANDA	Current
68084-135	Metaxalone	Metaxalone	American Health Packaging	ANDA	Current
68084-135	Metaxalone	Metaxalone	American Health Packaging	ANDA	Current
68084-135	Metaxalone	Metaxalone	American Health Packaging	ANDA	Current
68084-135	Metaxalone	Metaxalone	American Health Packaging	ANDA	Current
68788-9277	Metaxalone	Metaxalone	Preferred Pharmaceuticals, Inc.	ANDA	Current
70934-160	Metaxalone	Metaxalone	Denton Pharma, Inc. DBA Northwind Pharmaceuticals	ANDA	Current
70934-160	Metaxalone	Metaxalone	Denton Pharma, Inc. DBA Northwind Pharmaceuticals	ANDA	Current
70934-160	Metaxalone	Metaxalone	Denton Pharma, Inc. DBA Northwind Pharmaceuticals	ANDA	Current
71335-0186	Metaxalone	Metaxalone	Bryant Ranch Prepack	ANDA	Current
71335-0186	Metaxalone	Metaxalone	Bryant Ranch Prepack	ANDA	Current
71335-0186	Metaxalone	Metaxalone	Bryant Ranch Prepack	ANDA	Current
80425-0084	Skelaxin	Metaxalone 800mg	Advanced Rx Pharmacy of Tennessee, LLC	ANDA	Current
80425-0084	Metaxalone	Metaxalone	Advanced Rx Pharmacy of Tennessee, LLC	ANDA	Current
80425-0084	Metaxalone	Metaxalone	Advanced Rx Pharmacy of Tennessee, LLC	ANDA	Current