Hydralazine Hydrochloride

Product NDC: 33342-375
11-digit product format: 333420375
Labeler code: 33342
Product ID: 33342-375_f9f56326-6d72-47d3-89ac-3625b8a6d713
Type: HUMAN PRESCRIPTION DRUG
Nonproprietary name: Hydralazine Hydrochloride
Dosage form: TABLET
Route: ORAL
Labeler: Macleods Pharmaceuticals Limited
Application: ANDA211010
Marketing category: ANDA
Marketing start: 2024-08-26
Substance: HYDRALAZINE HYDROCHLORIDE
Active strength: 25 mg/1
Pharmacologic classes: Arteriolar Vasodilation [PE], Arteriolar Vasodilator [EPC]
NDC exclude flag: No
Listing certified through: 2026-12-31
Current FDA listing: Yes

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

Orange Book products#

Current product rows page 1 of 1 · 4 matching rows.

Application-product, Trade name, Ingredient table
Application-product	Trade name	Ingredient	Strength	Dosage form / route	Approval date
A211010-001	HYDRALAZINE HYDROCHLORIDE	HYDRALAZINE HYDROCHLORIDE	10MG	TABLET / ORAL	2024-08-21
A211010-002	HYDRALAZINE HYDROCHLORIDE	HYDRALAZINE HYDROCHLORIDE	25MG	TABLET / ORAL	2024-08-21
A211010-003	HYDRALAZINE HYDROCHLORIDE	HYDRALAZINE HYDROCHLORIDE	50MG	TABLET / ORAL	2024-08-21
A211010-004	HYDRALAZINE HYDROCHLORIDE	HYDRALAZINE HYDROCHLORIDE	100MG	TABLET / ORAL	2024-08-21

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 · 44 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	A211010-001	HYDRALAZINE HYDROCHLORIDE	10MG	TABLET / ORAL		2024-08-21	`011fe1cb6892…`
2026-02-19 14:30 UTC	2026-02	A211010-002	HYDRALAZINE HYDROCHLORIDE	25MG	TABLET / ORAL		2024-08-21	`011fe1cb6892…`
2026-02-19 14:30 UTC	2026-02	A211010-003	HYDRALAZINE HYDROCHLORIDE	50MG	TABLET / ORAL		2024-08-21	`011fe1cb6892…`
2026-02-19 14:30 UTC	2026-02	A211010-004	HYDRALAZINE HYDROCHLORIDE	100MG	TABLET / ORAL		2024-08-21	`011fe1cb6892…`
2025-12-14 10:44 UTC · 2 captures of this ZIP	2025-12	A211010-001	HYDRALAZINE HYDROCHLORIDE	10MG	TABLET / ORAL		2024-08-21	`31067a03dcf5…`
2025-12-14 10:44 UTC · 2 captures of this ZIP	2025-12	A211010-002	HYDRALAZINE HYDROCHLORIDE	25MG	TABLET / ORAL		2024-08-21	`31067a03dcf5…`
2025-12-14 10:44 UTC · 2 captures of this ZIP	2025-12	A211010-003	HYDRALAZINE HYDROCHLORIDE	50MG	TABLET / ORAL		2024-08-21	`31067a03dcf5…`
2025-12-14 10:44 UTC · 2 captures of this ZIP	2025-12	A211010-004	HYDRALAZINE HYDROCHLORIDE	100MG	TABLET / ORAL		2024-08-21	`31067a03dcf5…`
2025-08-23 18:47 UTC	2025-08	A211010-001	HYDRALAZINE HYDROCHLORIDE	10MG	TABLET / ORAL		2024-08-21	`6a471c1ec25d…`
2025-08-23 18:47 UTC	2025-08	A211010-002	HYDRALAZINE HYDROCHLORIDE	25MG	TABLET / ORAL		2024-08-21	`6a471c1ec25d…`
2025-08-23 18:47 UTC	2025-08	A211010-003	HYDRALAZINE HYDROCHLORIDE	50MG	TABLET / ORAL		2024-08-21	`6a471c1ec25d…`
2025-08-23 18:47 UTC	2025-08	A211010-004	HYDRALAZINE HYDROCHLORIDE	100MG	TABLET / ORAL		2024-08-21	`6a471c1ec25d…`
2025-03-22 03:13 UTC · 3 captures of this ZIP	2025-03	A211010-001	HYDRALAZINE HYDROCHLORIDE	10MG	TABLET / ORAL	AA	2024-08-21	`fd3edfee7708…`
2025-03-22 03:13 UTC · 3 captures of this ZIP	2025-03	A211010-002	HYDRALAZINE HYDROCHLORIDE	25MG	TABLET / ORAL	AA	2024-08-21	`fd3edfee7708…`
2025-03-22 03:13 UTC · 3 captures of this ZIP	2025-03	A211010-003	HYDRALAZINE HYDROCHLORIDE	50MG	TABLET / ORAL	AA	2024-08-21	`fd3edfee7708…`
2025-03-22 03:13 UTC · 3 captures of this ZIP	2025-03	A211010-004	HYDRALAZINE HYDROCHLORIDE	100MG	TABLET / ORAL	AA	2024-08-21	`fd3edfee7708…`
2025-02-26 10:13 UTC · 3 captures of this ZIP	2025-02	A211010-001	HYDRALAZINE HYDROCHLORIDE	10MG	TABLET / ORAL	AA	2024-08-21	`b8a1b40f171c…`
2025-02-26 10:13 UTC · 3 captures of this ZIP	2025-02	A211010-002	HYDRALAZINE HYDROCHLORIDE	25MG	TABLET / ORAL	AA	2024-08-21	`b8a1b40f171c…`
2025-02-26 10:13 UTC · 3 captures of this ZIP	2025-02	A211010-003	HYDRALAZINE HYDROCHLORIDE	50MG	TABLET / ORAL	AA	2024-08-21	`b8a1b40f171c…`
2025-02-26 10:13 UTC · 3 captures of this ZIP	2025-02	A211010-004	HYDRALAZINE HYDROCHLORIDE	100MG	TABLET / ORAL	AA	2024-08-21	`b8a1b40f171c…`
2025-01-19 17:59 UTC · 7 captures of this ZIP	2025-01	A211010-001	HYDRALAZINE HYDROCHLORIDE	10MG	TABLET / ORAL	AA	2024-08-21	`03ed91905a0d…`
2025-01-19 17:59 UTC · 7 captures of this ZIP	2025-01	A211010-002	HYDRALAZINE HYDROCHLORIDE	25MG	TABLET / ORAL	AA	2024-08-21	`03ed91905a0d…`
2025-01-19 17:59 UTC · 7 captures of this ZIP	2025-01	A211010-003	HYDRALAZINE HYDROCHLORIDE	50MG	TABLET / ORAL	AA	2024-08-21	`03ed91905a0d…`
2025-01-19 17:59 UTC · 7 captures of this ZIP	2025-01	A211010-004	HYDRALAZINE HYDROCHLORIDE	100MG	TABLET / ORAL	AA	2024-08-21	`03ed91905a0d…`
2024-12-13 21:23 UTC · 2 captures of this ZIP	2024-12	A211010-001	HYDRALAZINE HYDROCHLORIDE	10MG	TABLET / ORAL	AA	2024-08-21	`2680178bc6a6…`
2024-12-13 21:23 UTC · 2 captures of this ZIP	2024-12	A211010-002	HYDRALAZINE HYDROCHLORIDE	25MG	TABLET / ORAL	AA	2024-08-21	`2680178bc6a6…`
2024-12-13 21:23 UTC · 2 captures of this ZIP	2024-12	A211010-003	HYDRALAZINE HYDROCHLORIDE	50MG	TABLET / ORAL	AA	2024-08-21	`2680178bc6a6…`
2024-12-13 21:23 UTC · 2 captures of this ZIP	2024-12	A211010-004	HYDRALAZINE HYDROCHLORIDE	100MG	TABLET / ORAL	AA	2024-08-21	`2680178bc6a6…`
2024-09-14 05:58 UTC · 2 captures of this ZIP	2024-09	A211010-001	HYDRALAZINE HYDROCHLORIDE	10MG	TABLET / ORAL	AA	2024-08-21	`5bbf6a4d5a75…`
2024-09-14 05:58 UTC · 2 captures of this ZIP	2024-09	A211010-002	HYDRALAZINE HYDROCHLORIDE	25MG	TABLET / ORAL	AA	2024-08-21	`5bbf6a4d5a75…`
2024-09-14 05:58 UTC · 2 captures of this ZIP	2024-09	A211010-003	HYDRALAZINE HYDROCHLORIDE	50MG	TABLET / ORAL	AA	2024-08-21	`5bbf6a4d5a75…`
2024-09-14 05:58 UTC · 2 captures of this ZIP	2024-09	A211010-004	HYDRALAZINE HYDROCHLORIDE	100MG	TABLET / ORAL	AA	2024-08-21	`5bbf6a4d5a75…`
2024-11-08 22:44 UTC · 3 captures of this ZIP	2024-11	A211010-001	HYDRALAZINE HYDROCHLORIDE	10MG	TABLET / ORAL	AA	2024-08-21	`d8e5a09893c0…`
2024-11-08 22:44 UTC · 3 captures of this ZIP	2024-11	A211010-002	HYDRALAZINE HYDROCHLORIDE	25MG	TABLET / ORAL	AA	2024-08-21	`d8e5a09893c0…`
2024-11-08 22:44 UTC · 3 captures of this ZIP	2024-11	A211010-003	HYDRALAZINE HYDROCHLORIDE	50MG	TABLET / ORAL	AA	2024-08-21	`d8e5a09893c0…`
2024-11-08 22:44 UTC · 3 captures of this ZIP	2024-11	A211010-004	HYDRALAZINE HYDROCHLORIDE	100MG	TABLET / ORAL	AA	2024-08-21	`d8e5a09893c0…`
2024-10-29 15:01 UTC	2024-10	A211010-001	HYDRALAZINE HYDROCHLORIDE	10MG	TABLET / ORAL	AA	2024-08-21	`d06236e962d9…`
2024-10-29 15:01 UTC	2024-10	A211010-002	HYDRALAZINE HYDROCHLORIDE	25MG	TABLET / ORAL	AA	2024-08-21	`d06236e962d9…`
2024-10-29 15:01 UTC	2024-10	A211010-003	HYDRALAZINE HYDROCHLORIDE	50MG	TABLET / ORAL	AA	2024-08-21	`d06236e962d9…`
2024-10-29 15:01 UTC	2024-10	A211010-004	HYDRALAZINE HYDROCHLORIDE	100MG	TABLET / ORAL	AA	2024-08-21	`d06236e962d9…`

Observed Orange Book normalized TE history#

Captured, Edition, Application-product table
Captured	Edition	Application-product	TE code	Order	Source SHA-256
2025-03-22 03:13 UTC · 3 captures of this ZIP	2025-03	A211010-001	AA	1	`fd3edfee7708…`
2025-03-22 03:13 UTC · 3 captures of this ZIP	2025-03	A211010-002	AA	1	`fd3edfee7708…`
2025-03-22 03:13 UTC · 3 captures of this ZIP	2025-03	A211010-003	AA	1	`fd3edfee7708…`
2025-03-22 03:13 UTC · 3 captures of this ZIP	2025-03	A211010-004	AA	1	`fd3edfee7708…`
2025-02-26 10:13 UTC · 3 captures of this ZIP	2025-02	A211010-001	AA	1	`b8a1b40f171c…`
2025-02-26 10:13 UTC · 3 captures of this ZIP	2025-02	A211010-002	AA	1	`b8a1b40f171c…`
2025-02-26 10:13 UTC · 3 captures of this ZIP	2025-02	A211010-003	AA	1	`b8a1b40f171c…`
2025-02-26 10:13 UTC · 3 captures of this ZIP	2025-02	A211010-004	AA	1	`b8a1b40f171c…`
2025-01-19 17:59 UTC · 7 captures of this ZIP	2025-01	A211010-001	AA	1	`03ed91905a0d…`
2025-01-19 17:59 UTC · 7 captures of this ZIP	2025-01	A211010-002	AA	1	`03ed91905a0d…`
2025-01-19 17:59 UTC · 7 captures of this ZIP	2025-01	A211010-003	AA	1	`03ed91905a0d…`
2025-01-19 17:59 UTC · 7 captures of this ZIP	2025-01	A211010-004	AA	1	`03ed91905a0d…`
2024-12-13 21:23 UTC · 2 captures of this ZIP	2024-12	A211010-001	AA	1	`2680178bc6a6…`
2024-12-13 21:23 UTC · 2 captures of this ZIP	2024-12	A211010-002	AA	1	`2680178bc6a6…`
2024-12-13 21:23 UTC · 2 captures of this ZIP	2024-12	A211010-003	AA	1	`2680178bc6a6…`
2024-12-13 21:23 UTC · 2 captures of this ZIP	2024-12	A211010-004	AA	1	`2680178bc6a6…`
2024-09-14 05:58 UTC · 2 captures of this ZIP	2024-09	A211010-001	AA	1	`5bbf6a4d5a75…`
2024-09-14 05:58 UTC · 2 captures of this ZIP	2024-09	A211010-002	AA	1	`5bbf6a4d5a75…`
2024-09-14 05:58 UTC · 2 captures of this ZIP	2024-09	A211010-003	AA	1	`5bbf6a4d5a75…`
2024-09-14 05:58 UTC · 2 captures of this ZIP	2024-09	A211010-004	AA	1	`5bbf6a4d5a75…`
2024-11-08 22:44 UTC · 3 captures of this ZIP	2024-11	A211010-001	AA	1	`d8e5a09893c0…`
2024-11-08 22:44 UTC · 3 captures of this ZIP	2024-11	A211010-002	AA	1	`d8e5a09893c0…`
2024-11-08 22:44 UTC · 3 captures of this ZIP	2024-11	A211010-003	AA	1	`d8e5a09893c0…`
2024-11-08 22:44 UTC · 3 captures of this ZIP	2024-11	A211010-004	AA	1	`d8e5a09893c0…`
2024-10-29 15:01 UTC	2024-10	A211010-001	AA	1	`d06236e962d9…`
2024-10-29 15:01 UTC	2024-10	A211010-002	AA	1	`d06236e962d9…`
2024-10-29 15:01 UTC	2024-10	A211010-003	AA	1	`d06236e962d9…`
2024-10-29 15:01 UTC	2024-10	A211010-004	AA	1	`d06236e962d9…`

Additional Listing Data#

Finished product: Yes
Brand name base: Hydralazine Hydrochloride
Listing expiration: 2026-12-31

Active Ingredients#

Ingredient, Strength table
Ingredient	Strength
HYDRALAZINE HYDROCHLORIDE	25 mg/1

Harmonized UNII identifiers#

UNII identifiers page 1 of 1 · 1 matching rows.

Identifier, FDA.report destination table
Identifier	FDA.report destination
FD171B778Y	Internal UNII lookup

Harmonized RxCUI identifiers#

RxCUI identifiers page 1 of 1 · 4 matching rows.

Identifier, FDA.report destination table
Identifier	FDA.report destination
905199	Internal RxNorm lookup
905222	Internal RxNorm lookup
905225	Internal RxNorm lookup
905395	Internal RxNorm lookup

Harmonized SPL set identifiers#

SPL set identifiers page 1 of 1 · 1 matching rows.

Identifier, FDA.report destination table
Identifier	FDA.report destination
f9f56326-6d72-47d3-89ac-3625b8a6d713	Available on FDA.report

DailyMed Product Concepts#

Product concept, Relation, Version table
Product concept	Relation	Version	Effective
a3137695-e199-b3b3-2950-87a8ac429689	Product name	5	20260316
e9ed2ee5-d109-4795-bffe-c3b047717749	Product name	2	20250107
0284f4a6-db58-dacf-18fe-da73f4aeea88	Product name	4	20180827
0ad8bdca-888e-00da-648b-6a4de854a167	Product name	1	20140508

DailyMed Package Descriptions#

Package NDC, Product, Description table
Package NDC	Product	Description	Form	Quantity	SPL version
33342-375-11	Hydralazine Hydrochloride	100 in 1 BOTTLE	TABLET	100	1
33342-375-12	Hydralazine Hydrochloride	10 in 1 CARTON	TABLET	10	1
33342-375-12	Hydralazine Hydrochloride	10 in 1 BLISTER PACK	TABLET	10	1
33342-375-44	Hydralazine Hydrochloride	1000 in 1 BOTTLE	TABLET	1000	1

DailyMed Dashboard NDC Coverage#

NDC, Dashboard title, SPL version table
NDC	Dashboard title	SPL version	Validation	Dashboard ZIP
33342-375	HYDRALAZINE HYDROCHLORIDE TABLET [MACLEODS PHARMACEUTICALS LIMITED]	1	Current NDC, 4 package rows	20240907_f9f56326-6d72-47d3-89ac-3625b8a6d713.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.

Brand, Generic, Manufacturer table
Brand	Generic	Manufacturer	SPL set ID	Effective date	Available safety fields	Join
Hydralazine Hydrochloride	HYDRALAZINE HYDROCHLORIDE	Macleods Pharmaceuticals Limited	f9f56326-6d72-47d3-89ac-3625b8a6d713	2024-09-06	Warnings, Adverse reactions	Exact identifier application applno (ANDA): 211010 application number: ANDA211010 ndc (product): 33342-375

UNII, Preferred term, Registry number table
UNII	Preferred term	Registry number	Matched term
FD171B778Y	HYDRALAZINE HYDROCHLORIDE	304-20-1	HYDRALAZINE HYDROCHLORIDE

DailyMed RxNorm Mappings#

RxCUI, RxNorm string, TTY table
RxCUI	RxNorm string	TTY	DailyMed	SPL version
905199	hydrALAZINE HCl 10 MG Oral Tablet	PSN	f9f56326-6d72-47d3-89ac-3625b8a6d713	1
905222	hydrALAZINE HCl 100 MG Oral Tablet	PSN	f9f56326-6d72-47d3-89ac-3625b8a6d713	1
905225	hydrALAZINE HCl 25 MG Oral Tablet	PSN	f9f56326-6d72-47d3-89ac-3625b8a6d713	1
905395	hydrALAZINE HCl 50 MG Oral Tablet	PSN	f9f56326-6d72-47d3-89ac-3625b8a6d713	1
905199	hydralazine hydrochloride 10 MG Oral Tablet	SCD	f9f56326-6d72-47d3-89ac-3625b8a6d713	1
905222	hydralazine hydrochloride 100 MG Oral Tablet	SCD	f9f56326-6d72-47d3-89ac-3625b8a6d713	1
905225	hydralazine hydrochloride 25 MG Oral Tablet	SCD	f9f56326-6d72-47d3-89ac-3625b8a6d713	1
905395	hydralazine hydrochloride 50 MG Oral Tablet	SCD	f9f56326-6d72-47d3-89ac-3625b8a6d713	1

Packages#

Package NDC, 11-digit format, Description table
Package NDC	11-digit format	Description	Units	Marketing start	Sample	Exclude flag	Status
33342-375-11	33342037511	100 TABLET in 1 BOTTLE (33342-375-11)	100 tablet	2024-08-26	No	No	Current
33342-375-12	33342037512	10 BLISTER PACK in 1 CARTON (33342-375-12) / 10 TABLET in 1 BLISTER PACK	10 blister pack	2024-08-26	No	No	Current
33342-375-44	33342037544	1000 TABLET in 1 BOTTLE (33342-375-44)	1000 tablet	2024-08-26	No	No	Current

Title, Manufacturer, Effective date table
Title	Manufacturer	Effective date	Type	Version
Hydralazine Hydrochloride Tablets, USP Prescribing Information	Macleods Pharmaceuticals Limited	2024-09-06	Human Prescription Drug Label	1