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Certification Process of Designated Medical Gases

DraftCenter for Drug Evaluation and Research11/25/2015

Scope & Applicability

Product Classes

2
Designated Medical Gases

New certification process for approval of designated medical gases

Designated Medical Gas

Includes oxygen, nitrogen, nitrous oxide, carbon dioxide, helium, carbon monoxide, and medical air.; stability testing and expiration dating are not required for DMGs; Referred to as DMGs in distribution records; A drug manufactured or stored in a liquefied, nonliquefied, or cryogenic state

Stakeholders

3
Sponsor

Entity responsible for submitting applications under section 524B

Requestor

Any person or group of persons marketing, manufacturing, processing, or developing a drug; Entity maintaining information for demonstrations of safety and effectiveness

Original Manufacturer

Source of the initial COA for DMGs; The person that initially produces a DMG by chemical reaction or physical separation

Regulatory Context

Attributes

4
purity

Key tests for vaccine purity should be validated

quality

Quality attribute of the gas to be preserved

strength

requirement for sameness between generic and RLD

identity

Quality attribute of the gas to be preserved

Related CFR Sections (3)

Related Warning Letters (10)

  • CGMP/Active Pharmaceutical Ingredient (API)/Adulterated/Misbranded

    Darmerica, LLC

    2025-12-23
  • CGMP/Finished Pharmaceuticals/Adulterated

    SV Labs Corporation

    2025-12-23
  • CGMP/Finished Pharmaceuticals/Adulterated

    Guangdong Renhe Guozhuang Biotechnology Co., Ltd.

    2025-12-23
  • CGMP/Finished Pharmaceuticals/Adulterated

    Medinatura New Mexico, Inc.

    2025-12-23
  • CGMP/Finished Pharmaceuticals/Adulterated

    Sklar Personal Care Inc.

    2025-12-16
  • CGMP/Deviations/Biologics License Application (BLA)

    Microvascular Tissue, Inc.

    2025-12-16
  • CGMP/Finished Pharmaceuticals/Adulterated

    Catalent Indiana, LLC

    2025-12-11
  • CGMP/Finished Pharmaceuticals/Adulterated

    DeVere Manufacturing Inc.

    2025-12-09
  • CGMP/Finished Pharmaceuticals/Adulterated

    CDL Services, Inc. DBA Technichem

    2025-12-09
  • CGMP/Finished Pharmaceuticals/Adulterated

    Seaway Pharma Inc.

    2025-12-09

See Also (8)