2 companies list heliox as a human prescription drug in the openFDA NDC Directory, led by Metro Welding Supply Corporation, A-OX Welding Supply, LLC. Each is the labeller, the firm named on the label; the product may be made at a site registered to another company.

Drug

Who makes heliox?

2 companies list heliox as a human prescription drug. Forms: gas. Routes: respiratory (inhalation).

Labellers from the openFDA NDC Directory. A labeller is the firm named on the label, not necessarily the site that made the product, and a listing is not an FDA approval. Data as of 24 Sept 2026. Methodology

Companies listing heliox

Company	Forms	Application	NDCs	Registered sites
Metro Welding Supply CorporationUnited States	gas	NDANDA205849	1	2
A-OX Welding Supply, LLC	gas	NDANDA205767	1	0

Enquiry

Common questions

Who makes heliox?: 2 companies list heliox as a human prescription drug in the openFDA NDC Directory, led by Metro Welding Supply Corporation, A-OX Welding Supply, LLC. Each is the labeller, the firm named on the label; the product may be made at a site registered to another company.