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Nitrogen 80 % / oxygen 20 % Gas for Inhalation — RxCUI 347131

Name: Nitrogen 80 % / oxygen 20 % Gas for Inhalation (RxCUI 347131)
Creator: Brian Staiger, PharmD

RxNorm drug concept · Semantic clinical drug

RxCUI 347131 Semantic clinical drug · SCD ● Current RxNorm concept 3 FDA products 17 package NDCs Snapshot Jul 14, 2026

This page is curated, coded, and maintained by Dr. Brian Staiger, PharmD

Compiled from public NLM RxNorm and FDA (openFDA NDC directory) data sources. Editorial policy

What you’re looking at: the standardized identity of one medicine, as the U.S. drug-data system sees it. Below — every FDA-listed product, package code, price benchmark, and billing code that maps to it.

🗂️ Key Facts

RxCUI347131

Official nameNitrogen 80 % / oxygen 20 % Gas for Inhalation

Concept typeSemantic clinical drug (SCD)

RxNorm statusCurrent RxNorm concept

FDA products mapped3

Package NDCs mapped17

RxNorm release07/06/2026

Snapshot dataJul 14, 2026

📖 Skip the Codes — Read It in Plain English.

Our pharmacist-built guide to Oxygen: what it is, how it’s used, side effects, and interactions.

📗 Our plain-language guide HelloPharmacist

📖 Read our full Oxygen guide →

🕸️ Concept Web — How Nitrogen 80 % / oxygen 20 % Gas for Inhalation Connects

One RxCUI never lives alone. Follow the path from the raw ingredient down to the exact strength-and-form concepts FDA products carry — every stop is a real RxNorm concept with its own identifier. Hover or focus any chip for what it means.

This page's concept Nitrogen 80 % / oxygen 20 % Gas for Inhalation RxCUI 347131 Semantic clinical drug · SCD

Every web starts here: one RxCUI, one fixed meaning in the RxNorm vocabulary.

Ingredients 3

The active substance itself — no strength, form, or brand attached yet.
- Nitrogen 7456 IN
- Oxygen 7806 IN
- Nitrogen / oxygen 705034 MIN
Dose forms 4

The ingredient poured into a form — tablet, solution, cream — still without one fixed strength.
- Nitrogen / oxygen Gas for Inhalation 348051 SCDF
- Nitrogen / oxygen Inhalant Product 1159824 SCDG
- Gas for Inhalation 316999 DF
- Inhalant Product 1151123 DFG
Clinical & branded drugs 2

Ingredient + strength + dose form. These are the concepts real FDA products actually carry.
- Nitrogen 80 % 393119 SCDC
- Oxygen 20 % 393070 SCDC

Showing up to 8 concepts per family — 9 of 9 stored related concepts drawn.

These are official RxNorm vocabulary relationships — how concepts name and organize the same medicine. They do not establish therapeutic equivalence or substitutability: two concepts appearing in one web is never a statement that products can be swapped.

🔀 Generic ⇄ Brand Crosswalk

The same medicine has an unbranded (generic) identity and one or more brand-name identities — each with its own RxCUI. This is a naming relationship in RxNorm, not a statement that any two products are substitutable.

Generic (Clinical) Concepts

Nitrogen 80 % SCDC · 393119
Oxygen 20 % SCDC · 393070
Nitrogen / oxygen Gas for Inhalation SCDF · 348051
Nitrogen / oxygen Inhalant Product SCDG · 1159824

📦 FDA Products & Package NDCs

3 products · 17 package NDCs

17 package NDCs map to RxCUI 347131 in the current snapshot — up to 50 per page. Each linked NDC opens its full package page.

Package NDC	Package	Brand / generic name	Labeler	Marketing start
42602-0004-01	651.36 L in 1 CYLINDER (42602-004-01)	MEDICAL AIR	Norco, Inc.	2008-09-01
42602-0004-02	6513.6 L in 1 CYLINDER (42602-004-02)	MEDICAL AIR	Norco, Inc.	2008-09-01
42602-0004-03	8779.2 L in 1 CYLINDER (42602-004-03)	MEDICAL AIR	Norco, Inc.	2008-09-01
42602-0004-04	396 L in 1 CYLINDER (42602-004-04)	MEDICAL AIR	Norco, Inc.	2008-09-01
42602-0004-05	1218 L in 1 CYLINDER (42602-004-05)	MEDICAL AIR	Norco, Inc.	2008-09-01
42602-0004-06	1642 L in 1 CYLINDER (42602-004-06)	MEDICAL AIR	Norco, Inc.	2008-09-01
42602-0004-07	3285 L in 1 CYLINDER (42602-004-07)	MEDICAL AIR	Norco, Inc.	2008-09-01
42602-0004-08	2379 L in 1 CYLINDER (42602-004-08)	MEDICAL AIR	Norco, Inc.	2008-09-01
42602-0004-09	4078 L in 1 CYLINDER (42602-004-09)	MEDICAL AIR	Norco, Inc.	2008-09-01
47632-0025-01	5900 L in 1 CYLINDER (47632-0025-1)	AIR COMPRESSED	O.E. Meyer Company	1988-12-15
47632-0025-02	730 L in 1 CYLINDER (47632-0025-2)	AIR COMPRESSED	O.E. Meyer Company	1988-12-15
52568-0007-01	375 L in 1 CYLINDER (52568-007-01)	AIR COMPRESSED	Crumpton Welding Supply & Equipment, Inc.	1990-01-01
52568-0007-02	625 L in 1 CYLINDER (52568-007-02)	AIR COMPRESSED	Crumpton Welding Supply & Equipment, Inc.	1990-01-01
52568-0007-03	3275 L in 1 CYLINDER (52568-007-03)	AIR COMPRESSED	Crumpton Welding Supply & Equipment, Inc.	1990-01-01
52568-0007-04	5050 L in 1 CYLINDER (52568-007-04)	AIR COMPRESSED	Crumpton Welding Supply & Equipment, Inc.	1990-01-01
52568-0007-05	6380 L in 1 CYLINDER (52568-007-05)	AIR COMPRESSED	Crumpton Welding Supply & Equipment, Inc.	1990-01-01
52568-0007-06	6550 L in 1 CYLINDER (52568-007-06)	AIR COMPRESSED	Crumpton Welding Supply & Equipment, Inc.	1990-01-01

Observed labelers: Norco, Inc. (9) · Crumpton Welding Supply & Equipment, Inc. (6) · O.E. Meyer Company (2) — this is the FDA-listed mapping footprint, not sales, inventory, availability, or market share.

🗃️ Sources & Limits

Atlas generation902fddb9-e9c1-4004-bf4c-dba4d51037c7

openFDA export observedJul 14, 2026

RxNorm release07/06/2026

Methodology2026-07-full-catalog-v1

A shared RxCUI does not prove interchangeability. Products mapped to the same concept are not thereby equivalent or substitutable — equivalence is a separate, product-level determination.
Listing here does not establish approval or coverage. Appearing in this snapshot is a data observation, not an FDA approval status or a payer coverage decision.
Missing data never means zero. A silent dataset (no price, no billing code, no utilization) means no observation — not that the real-world value is zero.
Counts describe the mapping footprint. Product, package, and labeler counts are the FDA-listed mapping footprint in this snapshot — not sales, inventory, availability, or market share.

This product uses publicly available data from the U.S. National Library of Medicine (NLM), National Institutes of Health, Department of Health and Human Services; NLM is not responsible for the product and does not endorse or recommend this or any other product.

Machine-readable JSON

Reference information about drug-concept identifiers and public regulatory data — not medical advice. Talk to your pharmacist or prescriber about your own medication.