### Question
How is the "designated medical gas" defined?


### Answer
The term **designated medical gas** is defined in *21 U.S.C. § 360ddd* as follows -

> any of the following:


(A) Oxygen that meets the standards set forth in an official compendium

#### Citation:
  - *21 U.S.C. § 360ddd*
  - Heading: **CHAPTER 9-FEDERAL FOOD, DRUG, AND COSMETIC ACT > SUBCHAPTER V-DRUGS AND DEVICES > Part G-Medical Gases**

