metolazone

Product NDC: 0527-2215
11-digit product format: 005272215
Labeler code: 0527
Product ID: 0527-2215_fa932ec2-1e68-4e48-a492-ddf5bda15eb2
Type: HUMAN PRESCRIPTION DRUG
Nonproprietary name: metolazone
Dosage form: TABLET
Route: ORAL
Labeler: Lannett Company, Inc.
Application: NDA017386
Marketing category: NDA AUTHORIZED GENERIC
Marketing start: 1973-11-27
Marketing end: 2024-01-31
Substance: METOLAZONE
Active strength: 3 mg/1
Pharmacologic classes: Increased Diuresis [PE], Thiazide-like Diuretic [EPC]
NDC exclude flag: No
Listing certified through: 0000-00-00
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 · 2 matching rows.

Dataset, Scope, Product NDC table
Dataset	Scope	Product NDC	Package NDC	Code	Status	Reporting period	Source date
excluded product	product	0527-2215		D	Discontinued by firm		2026-08-10
excluded package	package	0527-2215	0527-2215-37	D	Discontinued by firm		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 · 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	0527-2215-37	`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	0527-2215-37	`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	0527-2215-37	`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	0527-2215-37	`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	0527-2215-37	`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	0527-2215-37	`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	0527-2215-37	`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	0527-2215-37	`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	0527-2215-37	`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	0527-2215-37	`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	0527-2215-37	`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	0527-2215-37	`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	RLD / RS
N017386-001	ZAROXOLYN	METOLAZONE	2.5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982
N017386-002	ZAROXOLYN	METOLAZONE	5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982
N017386-003	ZAROXOLYN	METOLAZONE	10MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982

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 4 · 123 observed states.

Captured, Edition, Application-product table
Captured	Edition	Application-product	Trade name	Strength	Dosage form / route	RLD / RS	Source SHA-256
2026-02-19 14:30 UTC	2026-02	N017386-001	ZAROXOLYN	2.5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`011fe1cb6892…`
2026-02-19 14:30 UTC	2026-02	N017386-002	ZAROXOLYN	5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`011fe1cb6892…`
2026-02-19 14:30 UTC	2026-02	N017386-003	ZAROXOLYN	10MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`011fe1cb6892…`
2025-12-14 10:44 UTC · 2 captures of this ZIP	2025-12	N017386-001	ZAROXOLYN	2.5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`31067a03dcf5…`
2025-12-14 10:44 UTC · 2 captures of this ZIP	2025-12	N017386-002	ZAROXOLYN	5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`31067a03dcf5…`
2025-12-14 10:44 UTC · 2 captures of this ZIP	2025-12	N017386-003	ZAROXOLYN	10MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`31067a03dcf5…`
2025-08-23 18:47 UTC	2025-08	N017386-001	ZAROXOLYN	2.5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`6a471c1ec25d…`
2025-08-23 18:47 UTC	2025-08	N017386-002	ZAROXOLYN	5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`6a471c1ec25d…`
2025-08-23 18:47 UTC	2025-08	N017386-003	ZAROXOLYN	10MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`6a471c1ec25d…`
2025-03-22 03:13 UTC · 3 captures of this ZIP	2025-03	N017386-001	ZAROXOLYN	2.5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`fd3edfee7708…`
2025-03-22 03:13 UTC · 3 captures of this ZIP	2025-03	N017386-002	ZAROXOLYN	5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`fd3edfee7708…`
2025-03-22 03:13 UTC · 3 captures of this ZIP	2025-03	N017386-003	ZAROXOLYN	10MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`fd3edfee7708…`
2025-02-26 10:13 UTC · 3 captures of this ZIP	2025-02	N017386-001	ZAROXOLYN	2.5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`b8a1b40f171c…`
2025-02-26 10:13 UTC · 3 captures of this ZIP	2025-02	N017386-002	ZAROXOLYN	5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`b8a1b40f171c…`
2025-02-26 10:13 UTC · 3 captures of this ZIP	2025-02	N017386-003	ZAROXOLYN	10MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`b8a1b40f171c…`
2025-01-19 17:59 UTC · 7 captures of this ZIP	2025-01	N017386-001	ZAROXOLYN	2.5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`03ed91905a0d…`
2025-01-19 17:59 UTC · 7 captures of this ZIP	2025-01	N017386-002	ZAROXOLYN	5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`03ed91905a0d…`
2025-01-19 17:59 UTC · 7 captures of this ZIP	2025-01	N017386-003	ZAROXOLYN	10MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`03ed91905a0d…`
2024-12-13 21:23 UTC · 2 captures of this ZIP	2024-12	N017386-001	ZAROXOLYN	2.5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`2680178bc6a6…`
2024-12-13 21:23 UTC · 2 captures of this ZIP	2024-12	N017386-002	ZAROXOLYN	5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`2680178bc6a6…`
2024-12-13 21:23 UTC · 2 captures of this ZIP	2024-12	N017386-003	ZAROXOLYN	10MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`2680178bc6a6…`
2024-09-14 05:58 UTC · 2 captures of this ZIP	2024-09	N017386-001	ZAROXOLYN	2.5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`5bbf6a4d5a75…`
2024-09-14 05:58 UTC · 2 captures of this ZIP	2024-09	N017386-002	ZAROXOLYN	5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`5bbf6a4d5a75…`
2024-09-14 05:58 UTC · 2 captures of this ZIP	2024-09	N017386-003	ZAROXOLYN	10MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`5bbf6a4d5a75…`
2024-11-08 22:44 UTC · 3 captures of this ZIP	2024-11	N017386-001	ZAROXOLYN	2.5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`d8e5a09893c0…`
2024-11-08 22:44 UTC · 3 captures of this ZIP	2024-11	N017386-002	ZAROXOLYN	5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`d8e5a09893c0…`
2024-11-08 22:44 UTC · 3 captures of this ZIP	2024-11	N017386-003	ZAROXOLYN	10MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`d8e5a09893c0…`
2024-10-29 15:01 UTC	2024-10	N017386-001	ZAROXOLYN	2.5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`d06236e962d9…`
2024-10-29 15:01 UTC	2024-10	N017386-002	ZAROXOLYN	5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`d06236e962d9…`
2024-10-29 15:01 UTC	2024-10	N017386-003	ZAROXOLYN	10MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`d06236e962d9…`
2024-08-13 05:28 UTC · 3 captures of this ZIP	2024-08	N017386-001	ZAROXOLYN	2.5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`79d66fd596c7…`
2024-08-13 05:28 UTC · 3 captures of this ZIP	2024-08	N017386-002	ZAROXOLYN	5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`79d66fd596c7…`
2024-08-13 05:28 UTC · 3 captures of this ZIP	2024-08	N017386-003	ZAROXOLYN	10MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`79d66fd596c7…`
2024-07-13 05:37 UTC · 2 captures of this ZIP	2024-07	N017386-001	ZAROXOLYN	2.5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`301d65b070ca…`
2024-07-13 05:37 UTC · 2 captures of this ZIP	2024-07	N017386-002	ZAROXOLYN	5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`301d65b070ca…`
2024-07-13 05:37 UTC · 2 captures of this ZIP	2024-07	N017386-003	ZAROXOLYN	10MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`301d65b070ca…`
2024-06-18 03:08 UTC · 5 captures of this ZIP	2024-06	N017386-001	ZAROXOLYN	2.5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`1e350fbaab3a…`
2024-06-18 03:08 UTC · 5 captures of this ZIP	2024-06	N017386-002	ZAROXOLYN	5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`1e350fbaab3a…`
2024-06-18 03:08 UTC · 5 captures of this ZIP	2024-06	N017386-003	ZAROXOLYN	10MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`1e350fbaab3a…`
2024-05-31 18:47 UTC	2024-05	N017386-001	ZAROXOLYN	2.5MG Federal Register determination that product was not discontinued or withdrawn for safety or effectiveness reasons	TABLET / ORAL	RLD, Approved before 1982	`8072bd15b7f6…`

Observed Orange Book normalized TE history#

Captured, Edition, Application-product table
Captured	Edition	Application-product	TE code	Order	Source SHA-256
2019-12-13 00:20 UTC	2019-12	N017386-001	AB	1	`74a2ff9319b5…`
2019-12-13 00:20 UTC	2019-12	N017386-002	AB	1	`74a2ff9319b5…`
2019-12-13 00:20 UTC	2019-12	N017386-003	AB	1	`74a2ff9319b5…`
2021-05-05 16:15 UTC · 3 captures of this ZIP	2021-05	N017386-001	AB	1	`87673890dc5c…`
2021-05-05 16:15 UTC · 3 captures of this ZIP	2021-05	N017386-002	AB	1	`87673890dc5c…`
2021-05-05 16:15 UTC · 3 captures of this ZIP	2021-05	N017386-003	AB	1	`87673890dc5c…`
2021-03-12 10:30 UTC	2021-03	N017386-001	AB	1	`5aa47cf7b7d7…`
2021-03-12 10:30 UTC	2021-03	N017386-002	AB	1	`5aa47cf7b7d7…`
2021-03-12 10:30 UTC	2021-03	N017386-003	AB	1	`5aa47cf7b7d7…`
2020-12-22 03:56 UTC	2020-12	N017386-001	AB	1	`8869cabd3fbd…`
2020-12-22 03:56 UTC	2020-12	N017386-002	AB	1	`8869cabd3fbd…`
2020-12-22 03:56 UTC	2020-12	N017386-003	AB	1	`8869cabd3fbd…`
2020-11-12 02:37 UTC	2020-11	N017386-001	AB	1	`c0c555d07b60…`
2020-11-12 02:37 UTC	2020-11	N017386-002	AB	1	`c0c555d07b60…`
2020-11-12 02:37 UTC	2020-11	N017386-003	AB	1	`c0c555d07b60…`
2019-12-14 00:12 UTC	2019-12	N017386-001	AB	1	`3f01610625f2…`
2019-12-14 00:12 UTC	2019-12	N017386-002	AB	1	`3f01610625f2…`
2019-12-14 00:12 UTC	2019-12	N017386-003	AB	1	`3f01610625f2…`
2019-09-15 20:21 UTC	2019-09	N017386-001	AB	1	`b00525d2431f…`
2019-09-15 20:21 UTC	2019-09	N017386-002	AB	1	`b00525d2431f…`
2019-09-15 20:21 UTC	2019-09	N017386-003	AB	1	`b00525d2431f…`
2019-07-19 19:46 UTC	2019-07	N017386-001	AB	1	`ea99ee380514…`
2019-07-19 19:46 UTC	2019-07	N017386-002	AB	1	`ea99ee380514…`
2019-07-19 19:46 UTC	2019-07	N017386-003	AB	1	`ea99ee380514…`

DailyMed Billing Units#

Package NDC, Billing unit, Product NDC table
Package NDC	Billing unit	Product NDC	DailyMed indexing SPL	SPL version	Effective
0527-2215-37	EA - Each	0527-2215	82b07fed-bc5d-43e0-bf20-4779d65e0f7b	1	2018-06-11

UNII, Preferred term, Registry number table
UNII	Preferred term	Registry number	Matched term
TZ7V40X7VX	METOLAZONE	17560-51-9	METOLAZONE

Packages#

Package NDC, 11-digit format, Description table
Package NDC	11-digit format	Description	Units	Marketing start	Marketing end	Sample	Exclude flag	Status
0527-2215-37	00527221537	100 TABLET in 1 BOTTLE, PLASTIC (0527-2215-37)	100 tablet	1973-11-27	0000-00-00	No	No	Current

Title, Manufacturer, Effective date table
Title	Manufacturer	Effective date	Type	Version
Metolazone Tablets, USP	Major Pharmaceuticals	2022-08-23	HUMAN PRESCRIPTION DRUG LABEL	3
Metolazone Tablets, USP 8453601/1219 Rx only	American Health Packaging	2022-06-28	HUMAN PRESCRIPTION DRUG LABEL	4
Metolazone Tablets, USP	Lannett Company, Inc.	2020-06-11	HUMAN PRESCRIPTION DRUG LABEL	15
Metolazone Tablets, USP	Aphena Pharma Solutions - Tennessee, LLC	2018-09-12	HUMAN PRESCRIPTION DRUG LABEL	1