Nitrogen

Product NDC: 55728-002
11-digit product format: 557280002
Labeler code: 55728
Product ID: 55728-002_cd4f8b4a-ad2e-7ab7-e053-2a95a90a4d76
Type: HUMAN PRESCRIPTION DRUG
Nonproprietary name: Nitrogen
Dosage form: GAS
Route: RESPIRATORY (INHALATION)
Labeler: A & B Welding Supply Co.
Application: NDA205738
Marketing category: NDA
Marketing start: 2012-01-09
Marketing end: 0000-00-00
Substance: NITROGEN
Active strength: 990 mL/L
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 · 13 matching rows.

Dataset, Scope, Product NDC table
Dataset	Scope	Product NDC	Package NDC	Code	Status	Source date
excluded product	product	55728-002		D	Discontinued by firm	2026-08-17
excluded package	package	55728-002	55728-002-01	D	Discontinued by firm	2026-08-17
excluded package	package	55728-002	55728-002-02	D	Discontinued by firm	2026-08-17
excluded package	package	55728-002	55728-002-03	D	Discontinued by firm	2026-08-17
excluded package	package	55728-002	55728-002-04	D	Discontinued by firm	2026-08-17
excluded package	package	55728-002	55728-002-05	D	Discontinued by firm	2026-08-17
excluded package	package	55728-002	55728-002-06	D	Discontinued by firm	2026-08-17
excluded package	package	55728-002	55728-002-07	D	Discontinued by firm	2026-08-17
excluded package	package	55728-002	55728-002-08	D	Discontinued by firm	2026-08-17
excluded package	package	55728-002	55728-002-09	D	Discontinued by firm	2026-08-17
excluded package	package	55728-002	55728-002-10	D	Discontinued by firm	2026-08-17
excluded package	package	55728-002	55728-002-11	D	Discontinued by firm	2026-08-17
excluded package	package	55728-002	55728-002-12	D	Discontinued by firm	2026-08-17

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 4 · 195 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	55728-002-11	`d630ba8d3edf…`	`732f749b63fb…`
2025-12-14 17:58 UTC · source 2025-12-05	excluded package	package	55728-002-04	`d630ba8d3edf…`	`732f749b63fb…`
2025-12-14 17:58 UTC · source 2025-12-05	excluded package	package	55728-002-03	`d630ba8d3edf…`	`732f749b63fb…`
2025-12-14 17:58 UTC · source 2025-12-05	excluded package	package	55728-002-08	`d630ba8d3edf…`	`732f749b63fb…`
2025-12-14 17:58 UTC · source 2025-12-05	excluded package	package	55728-002-05	`d630ba8d3edf…`	`732f749b63fb…`
2025-12-14 17:58 UTC · source 2025-12-05	excluded package	package	55728-002-06	`d630ba8d3edf…`	`732f749b63fb…`
2025-12-14 17:58 UTC · source 2025-12-05	excluded package	package	55728-002-07	`d630ba8d3edf…`	`732f749b63fb…`
2025-12-14 17:58 UTC · source 2025-12-05	excluded package	package	55728-002-12	`d630ba8d3edf…`	`732f749b63fb…`
2025-12-14 17:58 UTC · source 2025-12-05	excluded package	package	55728-002-10	`d630ba8d3edf…`	`732f749b63fb…`
2025-12-14 17:58 UTC · source 2025-12-05	excluded package	package	55728-002-09	`d630ba8d3edf…`	`732f749b63fb…`
2025-12-14 17:58 UTC · source 2025-12-05	excluded package	package	55728-002-02	`d630ba8d3edf…`	`732f749b63fb…`
2025-12-14 17:58 UTC · source 2025-12-05	excluded package	package	55728-002-01	`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	55728-002-11	`f5e01cc5f278…`	`a2eaf40c39c3…`
2025-08-27 00:01 UTC · source 2025-08-26	excluded package	package	55728-002-04	`f5e01cc5f278…`	`a2eaf40c39c3…`
2025-08-27 00:01 UTC · source 2025-08-26	excluded package	package	55728-002-03	`f5e01cc5f278…`	`a2eaf40c39c3…`
2025-08-27 00:01 UTC · source 2025-08-26	excluded package	package	55728-002-08	`f5e01cc5f278…`	`a2eaf40c39c3…`
2025-08-27 00:01 UTC · source 2025-08-26	excluded package	package	55728-002-05	`f5e01cc5f278…`	`a2eaf40c39c3…`
2025-08-27 00:01 UTC · source 2025-08-26	excluded package	package	55728-002-06	`f5e01cc5f278…`	`a2eaf40c39c3…`
2025-08-27 00:01 UTC · source 2025-08-26	excluded package	package	55728-002-07	`f5e01cc5f278…`	`a2eaf40c39c3…`
2025-08-27 00:01 UTC · source 2025-08-26	excluded package	package	55728-002-12	`f5e01cc5f278…`	`a2eaf40c39c3…`
2025-08-27 00:01 UTC · source 2025-08-26	excluded package	package	55728-002-10	`f5e01cc5f278…`	`a2eaf40c39c3…`
2025-08-27 00:01 UTC · source 2025-08-26	excluded package	package	55728-002-09	`f5e01cc5f278…`	`a2eaf40c39c3…`
2025-08-27 00:01 UTC · source 2025-08-26	excluded package	package	55728-002-02	`f5e01cc5f278…`	`a2eaf40c39c3…`
2025-08-27 00:01 UTC · source 2025-08-26	excluded package	package	55728-002-01	`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	55728-002-11	`2ef7874e63bc…`	`57b86245f4fa…`
2025-04-01 02:39 UTC · source 2025-03-31	excluded package	package	55728-002-04	`2ef7874e63bc…`	`57b86245f4fa…`
2025-04-01 02:39 UTC · source 2025-03-31	excluded package	package	55728-002-03	`2ef7874e63bc…`	`57b86245f4fa…`
2025-04-01 02:39 UTC · source 2025-03-31	excluded package	package	55728-002-08	`2ef7874e63bc…`	`57b86245f4fa…`
2025-04-01 02:39 UTC · source 2025-03-31	excluded package	package	55728-002-05	`2ef7874e63bc…`	`57b86245f4fa…`
2025-04-01 02:39 UTC · source 2025-03-31	excluded package	package	55728-002-06	`2ef7874e63bc…`	`57b86245f4fa…`
2025-04-01 02:39 UTC · source 2025-03-31	excluded package	package	55728-002-07	`2ef7874e63bc…`	`57b86245f4fa…`
2025-04-01 02:39 UTC · source 2025-03-31	excluded package	package	55728-002-12	`2ef7874e63bc…`	`57b86245f4fa…`
2025-04-01 02:39 UTC · source 2025-03-31	excluded package	package	55728-002-10	`2ef7874e63bc…`	`57b86245f4fa…`
2025-04-01 02:39 UTC · source 2025-03-31	excluded package	package	55728-002-09	`2ef7874e63bc…`	`57b86245f4fa…`
2025-04-01 02:39 UTC · source 2025-03-31	excluded package	package	55728-002-02	`2ef7874e63bc…`	`57b86245f4fa…`
2025-04-01 02:39 UTC · source 2025-03-31	excluded package	package	55728-002-01	`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	55728-002-11	`a1b67e2a42f9…`	`c4cf2c586c0d…`
2025-03-28 20:22 UTC · source 2025-03-28	excluded package	package	55728-002-04	`a1b67e2a42f9…`	`c4cf2c586c0d…`
2025-03-28 20:22 UTC · source 2025-03-28	excluded package	package	55728-002-03	`a1b67e2a42f9…`	`c4cf2c586c0d…`
2025-03-28 20:22 UTC · source 2025-03-28	excluded package	package	55728-002-08	`a1b67e2a42f9…`	`c4cf2c586c0d…`
2025-03-28 20:22 UTC · source 2025-03-28	excluded package	package	55728-002-05	`a1b67e2a42f9…`	`c4cf2c586c0d…`
2025-03-28 20:22 UTC · source 2025-03-28	excluded package	package	55728-002-06	`a1b67e2a42f9…`	`c4cf2c586c0d…`
2025-03-28 20:22 UTC · source 2025-03-28	excluded package	package	55728-002-07	`a1b67e2a42f9…`	`c4cf2c586c0d…`
2025-03-28 20:22 UTC · source 2025-03-28	excluded package	package	55728-002-12	`a1b67e2a42f9…`	`c4cf2c586c0d…`
2025-03-28 20:22 UTC · source 2025-03-28	excluded package	package	55728-002-10	`a1b67e2a42f9…`	`c4cf2c586c0d…`
2025-03-28 20:22 UTC · source 2025-03-28	excluded package	package	55728-002-09	`a1b67e2a42f9…`	`c4cf2c586c0d…`
2025-03-28 20:22 UTC · source 2025-03-28	excluded package	package	55728-002-02	`a1b67e2a42f9…`	`c4cf2c586c0d…`
2025-03-28 20:22 UTC · source 2025-03-28	excluded package	package	55728-002-01	`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	55728-002-11	`cfe11265f3b6…`	`090c488252e2…`
2025-03-22 03:12 UTC · source 2025-03-21	excluded package	package	55728-002-04	`cfe11265f3b6…`	`090c488252e2…`
2025-03-22 03:12 UTC · source 2025-03-21	excluded package	package	55728-002-03	`cfe11265f3b6…`	`090c488252e2…`
2025-03-22 03:12 UTC · source 2025-03-21	excluded package	package	55728-002-08	`cfe11265f3b6…`	`090c488252e2…`
2025-03-22 03:12 UTC · source 2025-03-21	excluded package	package	55728-002-05	`cfe11265f3b6…`	`090c488252e2…`
2025-03-22 03:12 UTC · source 2025-03-21	excluded package	package	55728-002-06	`cfe11265f3b6…`	`090c488252e2…`
2025-03-22 03:12 UTC · source 2025-03-21	excluded package	package	55728-002-07	`cfe11265f3b6…`	`090c488252e2…`

Source provenance: Browse the complete Orange Book source catalog.

FDA-Initiated Inactive NDC Indexing#

NDC, Effective, Related label table
NDC	Effective	Related label
55728-002-01	2025-01-22	Nitrogen
55728-002-02	2025-01-22	Nitrogen
55728-002-03	2025-01-22	Nitrogen
55728-002-04	2025-01-22	Nitrogen
55728-002-05	2025-01-22	Nitrogen
55728-002-06	2025-01-22	Nitrogen
55728-002-07	2025-01-22	Nitrogen
55728-002-08	2025-01-22	Nitrogen
55728-002-09	2025-01-22	Nitrogen
55728-002-10	2025-01-22	Nitrogen
55728-002-11	2025-01-22	Nitrogen
55728-002-12	2025-01-22	Nitrogen
55728-002-01	2023-01-30	Nitrogen
55728-002-02	2023-01-30	Nitrogen
55728-002-03	2023-01-30	Nitrogen
55728-002-04	2023-01-30	Nitrogen
55728-002-05	2023-01-30	Nitrogen
55728-002-06	2023-01-30	Nitrogen
55728-002-07	2023-01-30	Nitrogen
55728-002-08	2023-01-30	Nitrogen
55728-002-09	2023-01-30	Nitrogen
55728-002-10	2023-01-30	Nitrogen
55728-002-11	2023-01-30	Nitrogen
55728-002-12	2023-01-30	Nitrogen

DailyMed Socrata Ingredients#

Ingredient, Type, UNII table
Ingredient	Type	UNII	DailyMed label	SPL version	Uploaded
Nitrogen	ACTIVE INGREDIENT	N762921K75	NITROGEN GAS [A & B WELDING SUPPLY CO.]	3
Nitrogen	ACTIVE MOIETY	N762921K75	NITROGEN GAS [A & B WELDING SUPPLY CO.]	3

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
NITROGEN	NITROGEN	Air Liquide Large Industries U.S. LP	f49fbee2-8a80-477a-969b-f891ee601dc3	2025-01-16		Exact identifier application applno (NDA): 205738 application number: NDA205738

UNII, Preferred term, Registry number table
UNII	Preferred term	Registry number	Matched term
N762921K75	NITROGEN	7727-37-9	NITROGEN

Packages#

Package NDC, 11-digit format, Description table
Package NDC	11-digit format	Description	Units	Marketing start	Marketing end	Sample	Exclude flag	Status
55728-002-01	55728000201	5 L in 1 CYLINDER (55728-002-01)	5 l	2012-01-09	0000-00-00	No	No	Current
55728-002-02	55728000202	10 L in 1 CYLINDER (55728-002-02)	10 l	2012-01-09	0000-00-00	No	No	Current
55728-002-03	55728000203	18 L in 1 CYLINDER (55728-002-03)	18 l	2012-01-09	0000-00-00	No	No	Current
55728-002-04	55728000204	20 L in 1 CYLINDER (55728-002-04)	20 l	2012-01-09	0000-00-00	No	No	Current
55728-002-05	55728000205	160 L in 1 DEWAR (55728-002-05)	160 l	2012-01-09	0000-00-00	No	No	Current
55728-002-06	55728000206	180 L in 1 DEWAR (55728-002-06)	180 l	2012-01-09	0000-00-00	No	No	Current
55728-002-07	55728000207	200 L in 1 DEWAR (55728-002-07)	200 l	2012-01-09	0000-00-00	No	No	Current
55728-002-08	55728000208	623 L in 1 CYLINDER (55728-002-08)	623 l	2012-01-09	0000-00-00	No	No	Current
55728-002-09	55728000209	2237 L in 1 CYLINDER (55728-002-09)	2237 l	2012-01-09	0000-00-00	No	No	Current
55728-002-10	55728000210	3992 L in 1 CYLINDER (55728-002-10)	3992 l	2012-01-09	0000-00-00	No	No	Current
55728-002-11	55728000211	6512 L in 1 CYLINDER (55728-002-11)	6512 l	2012-01-09	0000-00-00	No	No	Current
55728-002-12	55728000212	7787 L in 1 CYLINDER (55728-002-12)	7787 l	2012-01-09	0000-00-00	No	No	Current