Triamterene and Hydrochlorothiazide

Product NDC: 55700-191
11-digit product format: 557000191
Labeler code: 55700
Product ID: 55700-191_01cb895f-0d3f-4fac-8aa2-2a60366fa855
Type: HUMAN PRESCRIPTION DRUG
Nonproprietary name: Triamterene and Hydrochlorothiazide
Dosage form: TABLET
Route: ORAL
Labeler: Lake Erie Medical DBA Quality Care Products LLC
Application: NDA019129
Marketing category: NDA
Marketing start: 1996-09-16
Marketing end: 0000-00-00
Substance: TRIAMTERENE; HYDROCHLOROTHIAZIDE
Active strength: 38 mg/1; mg/1
Pharmacologic classes: Decreased Renal K+ Excretion [PE],Increased Diuresis [PE],Potassium-sparing Diuretic [EPC],Increased Diuresis [PE],Thiazide Diuretic [EPC],Thiazides [CS]
NDC exclude flag: No
Listing certified through: 2019-12-31
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 · 4 matching rows.

Dataset, Scope, Product NDC table
Dataset	Scope	Product NDC	Package NDC	Code	Status	Source date
excluded product	product	55700-191		D	Discontinued by firm	2026-10-12
excluded package	package	55700-191	55700-191-30	D	Discontinued by firm	2026-10-12
excluded package	package	55700-191	55700-191-60	D	Discontinued by firm	2026-10-12
excluded package	package	55700-191	55700-191-90	D	Discontinued by firm	2026-10-12

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 · 48 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	55700-191-60	`d630ba8d3edf…`	`732f749b63fb…`
2025-12-14 17:58 UTC · source 2025-12-05	excluded package	package	55700-191-30	`d630ba8d3edf…`	`732f749b63fb…`
2025-12-14 17:58 UTC · source 2025-12-05	excluded package	package	55700-191-90	`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	55700-191-60	`f5e01cc5f278…`	`a2eaf40c39c3…`
2025-08-27 00:01 UTC · source 2025-08-26	excluded package	package	55700-191-30	`f5e01cc5f278…`	`a2eaf40c39c3…`
2025-08-27 00:01 UTC · source 2025-08-26	excluded package	package	55700-191-90	`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	55700-191-60	`2ef7874e63bc…`	`57b86245f4fa…`
2025-04-01 02:39 UTC · source 2025-03-31	excluded package	package	55700-191-30	`2ef7874e63bc…`	`57b86245f4fa…`
2025-04-01 02:39 UTC · source 2025-03-31	excluded package	package	55700-191-90	`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	55700-191-60	`a1b67e2a42f9…`	`c4cf2c586c0d…`
2025-03-28 20:22 UTC · source 2025-03-28	excluded package	package	55700-191-30	`a1b67e2a42f9…`	`c4cf2c586c0d…`
2025-03-28 20:22 UTC · source 2025-03-28	excluded package	package	55700-191-90	`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	55700-191-60	`cfe11265f3b6…`	`090c488252e2…`
2025-03-22 03:12 UTC · source 2025-03-21	excluded package	package	55700-191-30	`cfe11265f3b6…`	`090c488252e2…`
2025-03-22 03:12 UTC · source 2025-03-21	excluded package	package	55700-191-90	`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	55700-191-60	`cdf11ea48f46…`	`ba0047e9e063…`
2025-03-10 12:48 UTC · source 2025-03-10	excluded package	package	55700-191-30	`cdf11ea48f46…`	`ba0047e9e063…`
2025-03-10 12:48 UTC · source 2025-03-10	excluded package	package	55700-191-90	`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	55700-191-60	`302b2466d912…`	`e7b80fea0513…`
2025-02-02 03:52 UTC · source 2025-01-31	excluded package	package	55700-191-30	`302b2466d912…`	`e7b80fea0513…`
2025-02-02 03:52 UTC · source 2025-01-31	excluded package	package	55700-191-90	`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	55700-191-60	`ed331223b511…`	`672a5bd82f5f…`
2025-01-20 13:05 UTC · source 2025-01-20	excluded package	package	55700-191-30	`ed331223b511…`	`672a5bd82f5f…`
2025-01-20 13:05 UTC · source 2025-01-20	excluded package	package	55700-191-90	`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	55700-191-60	`0efc9e666f02…`	`f202fb6c5f17…`
2025-01-11 03:41 UTC · source 2025-01-10	excluded package	package	55700-191-30	`0efc9e666f02…`	`f202fb6c5f17…`
2025-01-11 03:41 UTC · source 2025-01-10	excluded package	package	55700-191-90	`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	55700-191-60	`ad56d346431e…`	`cc804d4bbf1e…`
2024-11-09 02:27 UTC · source 2024-11-08	excluded package	package	55700-191-30	`ad56d346431e…`	`cc804d4bbf1e…`
2024-11-09 02:27 UTC · source 2024-11-08	excluded package	package	55700-191-90	`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	55700-191-60	`367a005e9d99…`	`383a685ebd0f…`
2024-10-04 04:10 UTC · source 2024-10-03	excluded package	package	55700-191-30	`367a005e9d99…`	`383a685ebd0f…`
2024-10-04 04:10 UTC · source 2024-10-03	excluded package	package	55700-191-90	`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	55700-191-60	`557ba5c1ecfa…`	`9c80585c8c6e…`
2024-07-10 04:00 UTC · source 2024-07-09	excluded package	package	55700-191-30	`557ba5c1ecfa…`	`9c80585c8c6e…`
2024-07-10 04:00 UTC · source 2024-07-09	excluded package	package	55700-191-90	`557ba5c1ecfa…`	`9c80585c8c6e…`

Source provenance: Browse the complete Orange Book source catalog · source snapshot 43.

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
N019129-001	MAXZIDE	HYDROCHLOROTHIAZIDE; TRIAMTERENE	50MG;75MG	TABLET / ORAL	AB	RLD, RS	1984-10-22
N019129-003	MAXZIDE-25	HYDROCHLOROTHIAZIDE; TRIAMTERENE	25MG;37.5MG	TABLET / ORAL	AB	RLD	1988-05-13

Therapeutic equivalence codes#

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

Application-product, TE code table
Application-product	TE code
N019129-001	AB
N019129-003	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 3 · 86 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
2026-09-14 22:38:34	2026-08	N019129-001	MAXZIDE	50MG;75MG	TABLET / ORAL	AB	RLD, RS	1984-10-22	`84e616aacf4f…`
2026-09-14 22:38:34	2026-08	N019129-003	MAXZIDE-25	25MG;37.5MG	TABLET / ORAL	AB	RLD	1988-05-13	`84e616aacf4f…`
2026-08-18 06:07:40	2026-07	N019129-001	MAXZIDE	50MG;75MG	TABLET / ORAL	AB	RLD, RS	1984-10-22	`caaa826d4ba7…`
2026-08-18 06:07:40	2026-07	N019129-003	MAXZIDE-25	25MG;37.5MG	TABLET / ORAL	AB	RLD	1988-05-13	`caaa826d4ba7…`
2026-02-19 14:30 UTC	2026-02	N019129-001	MAXZIDE	50MG;75MG	TABLET / ORAL	AB	RLD, RS	1984-10-22	`011fe1cb6892…`
2026-02-19 14:30 UTC	2026-02	N019129-003	MAXZIDE-25	25MG;37.5MG	TABLET / ORAL	AB	RLD	1988-05-13	`011fe1cb6892…`
2025-12-14 10:44 UTC · 2 captures of this ZIP	2025-12	N019129-001	MAXZIDE	50MG;75MG	TABLET / ORAL	AB	RLD, RS	1984-10-22	`31067a03dcf5…`
2025-12-14 10:44 UTC · 2 captures of this ZIP	2025-12	N019129-003	MAXZIDE-25	25MG;37.5MG	TABLET / ORAL	AB	RLD	1988-05-13	`31067a03dcf5…`
2025-08-23 18:47 UTC	2025-08	N019129-001	MAXZIDE	50MG;75MG	TABLET / ORAL	AB	RLD, RS	1984-10-22	`6a471c1ec25d…`
2025-08-23 18:47 UTC	2025-08	N019129-003	MAXZIDE-25	25MG;37.5MG	TABLET / ORAL	AB	RLD	1988-05-13	`6a471c1ec25d…`
2025-03-22 03:13 UTC · 3 captures of this ZIP	2025-03	N019129-001	MAXZIDE	50MG;75MG	TABLET / ORAL	AB	RLD, RS	1984-10-22	`fd3edfee7708…`
2025-03-22 03:13 UTC · 3 captures of this ZIP	2025-03	N019129-003	MAXZIDE-25	25MG;37.5MG	TABLET / ORAL	AB	RLD	1988-05-13	`fd3edfee7708…`
2025-02-26 10:13 UTC · 3 captures of this ZIP	2025-02	N019129-001	MAXZIDE	50MG;75MG	TABLET / ORAL	AB	RLD, RS	1984-10-22	`b8a1b40f171c…`
2025-02-26 10:13 UTC · 3 captures of this ZIP	2025-02	N019129-003	MAXZIDE-25	25MG;37.5MG	TABLET / ORAL	AB	RLD	1988-05-13	`b8a1b40f171c…`
2025-01-19 17:59 UTC · 7 captures of this ZIP	2025-01	N019129-001	MAXZIDE	50MG;75MG	TABLET / ORAL	AB	RLD, RS	1984-10-22	`03ed91905a0d…`
2025-01-19 17:59 UTC · 7 captures of this ZIP	2025-01	N019129-003	MAXZIDE-25	25MG;37.5MG	TABLET / ORAL	AB	RLD	1988-05-13	`03ed91905a0d…`
2024-12-13 21:23 UTC · 2 captures of this ZIP	2024-12	N019129-001	MAXZIDE	50MG;75MG	TABLET / ORAL	AB	RLD, RS	1984-10-22	`2680178bc6a6…`
2024-12-13 21:23 UTC · 2 captures of this ZIP	2024-12	N019129-003	MAXZIDE-25	25MG;37.5MG	TABLET / ORAL	AB	RLD	1988-05-13	`2680178bc6a6…`
2024-09-14 05:58 UTC · 2 captures of this ZIP	2024-09	N019129-001	MAXZIDE	50MG;75MG	TABLET / ORAL	AB	RLD, RS	1984-10-22	`5bbf6a4d5a75…`
2024-09-14 05:58 UTC · 2 captures of this ZIP	2024-09	N019129-003	MAXZIDE-25	25MG;37.5MG	TABLET / ORAL	AB	RLD	1988-05-13	`5bbf6a4d5a75…`
2024-11-08 22:44 UTC · 3 captures of this ZIP	2024-11	N019129-001	MAXZIDE	50MG;75MG	TABLET / ORAL	AB	RLD, RS	1984-10-22	`d8e5a09893c0…`
2024-11-08 22:44 UTC · 3 captures of this ZIP	2024-11	N019129-003	MAXZIDE-25	25MG;37.5MG	TABLET / ORAL	AB	RLD	1988-05-13	`d8e5a09893c0…`
2024-10-29 15:01 UTC	2024-10	N019129-001	MAXZIDE	50MG;75MG	TABLET / ORAL	AB	RLD, RS	1984-10-22	`d06236e962d9…`
2024-10-29 15:01 UTC	2024-10	N019129-003	MAXZIDE-25	25MG;37.5MG	TABLET / ORAL	AB	RLD	1988-05-13	`d06236e962d9…`
2024-08-13 05:28 UTC · 3 captures of this ZIP	2024-08	N019129-001	MAXZIDE	50MG;75MG	TABLET / ORAL	AB	RLD, RS	1984-10-22	`79d66fd596c7…`
2024-08-13 05:28 UTC · 3 captures of this ZIP	2024-08	N019129-003	MAXZIDE-25	25MG;37.5MG	TABLET / ORAL	AB	RLD	1988-05-13	`79d66fd596c7…`
2024-07-13 05:37 UTC · 2 captures of this ZIP	2024-07	N019129-001	MAXZIDE	50MG;75MG	TABLET / ORAL	AB	RLD, RS	1984-10-22	`301d65b070ca…`
2024-07-13 05:37 UTC · 2 captures of this ZIP	2024-07	N019129-003	MAXZIDE-25	25MG;37.5MG	TABLET / ORAL	AB	RLD	1988-05-13	`301d65b070ca…`
2024-06-18 03:08 UTC · 5 captures of this ZIP	2024-06	N019129-001	MAXZIDE	50MG;75MG	TABLET / ORAL	AB	RLD, RS	1984-10-22	`1e350fbaab3a…`
2024-06-18 03:08 UTC · 5 captures of this ZIP	2024-06	N019129-003	MAXZIDE-25	25MG;37.5MG	TABLET / ORAL	AB	RLD	1988-05-13	`1e350fbaab3a…`
2024-05-31 18:47 UTC	2024-05	N019129-001	MAXZIDE	50MG;75MG	TABLET / ORAL	AB	RLD, RS	1984-10-22	`8072bd15b7f6…`
2024-05-31 18:47 UTC	2024-05	N019129-003	MAXZIDE-25	25MG;37.5MG	TABLET / ORAL	AB	RLD	1988-05-13	`8072bd15b7f6…`
2022-06-29 02:47 UTC · 2 captures of this ZIP	2022-06	N019129-001	MAXZIDE	50MG;75MG	TABLET / ORAL	AB	RLD, RS	1984-10-22	`5c6f7cd8ea54…`
2022-06-29 02:47 UTC · 2 captures of this ZIP	2022-06	N019129-003	MAXZIDE-25	25MG;37.5MG	TABLET / ORAL	AB	RLD	1988-05-13	`5c6f7cd8ea54…`
2022-04-08 23:34 UTC	2022-04	N019129-001	MAXZIDE	50MG;75MG	TABLET / ORAL	AB	RLD, RS	1984-10-22	`5d02ea3f76ae…`
2022-04-08 23:34 UTC	2022-04	N019129-003	MAXZIDE-25	25MG;37.5MG	TABLET / ORAL	AB	RLD	1988-05-13	`5d02ea3f76ae…`
2022-04-04 05:41 UTC	2022-04	N019129-001	MAXZIDE	50MG;75MG	TABLET / ORAL	AB	RLD, RS	1984-10-22	`4b0b4de00fa7…`
2022-04-04 05:41 UTC	2022-04	N019129-003	MAXZIDE-25	25MG;37.5MG	TABLET / ORAL	AB	RLD	1988-05-13	`4b0b4de00fa7…`
2019-12-13 00:20 UTC	2019-12	N019129-001	MAXZIDE	50MG;75MG	TABLET / ORAL	AB	RLD, RS	1984-10-22	`74a2ff9319b5…`
2019-12-13 00:20 UTC	2019-12	N019129-003	MAXZIDE-25	25MG;37.5MG	TABLET / ORAL	AB	RLD	1988-05-13	`74a2ff9319b5…`

Observed Orange Book normalized TE history#

Normalized TE history page 3 of 3 · 86 observed states.

Captured, Edition, Application-product table
Captured	Edition	Application-product	TE code	Order	Source SHA-256
2022-09-29 23:25 UTC	2022-09	N019129-001	AB	1	`e64feba35796…`
2022-09-29 23:25 UTC	2022-09	N019129-003	AB	1	`e64feba35796…`
2022-07-09 03:26 UTC · 3 captures of this ZIP	2022-07	N019129-001	AB	1	`cb3db0bc1861…`
2022-07-09 03:26 UTC · 3 captures of this ZIP	2022-07	N019129-003	AB	1	`cb3db0bc1861…`
2026-07-26 02:55 UTC · 3 captures of this ZIP	2026-06	N019129-001	AB	1	`a50c72e98297…`
2026-07-26 02:55 UTC · 3 captures of this ZIP	2026-06	N019129-003	AB	1	`a50c72e98297…`

Reported adverse events (FAERS/openFDA)#

Adverse event summaries are temporarily unavailable. Other product information remains available.

DailyMed Billing Units#

Package NDC, Billing unit, Product NDC table
Package NDC	Billing unit	Product NDC	DailyMed indexing SPL	SPL version	Effective
55700-191-90	EA - Each	55700-191	bdff0f55-d46a-4541-961d-15c9d831cea4	1	2015-04-03

UNII, Preferred term, Registry number table
UNII	Preferred term	Registry number	Matched term
WS821Z52LQ	TRIAMTERENE	396-01-0	TRIAMTERENE
0J48LPH2TH	HYDROCHLOROTHIAZIDE	58-93-5	HYDROCHLOROTHIAZIDE