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FEDERAL REGISTER · NOTICEOctober 13, 2026NOTICE — NO LEGAL EFFECT

Postapproval Manufacturing Changes to Biosimilar and Interchangeable Biosimilar Products: Questions and Answers; Guidance for Industry; Availability

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Document details are published in the U.S. Federal Register; SPEQ surfaces them for reference and is not affiliated with or endorsed by the FDA or the Office of the Federal Register. The authoritative text is on federalregister.gov.

STATUSNOTICE — NO LEGAL EFFECT
EFFECTIVE—
COMMENTS CLOSE—
APPLIES TO · SPEQ TAGNot tagged
Document type
Notice
Agency
Health and Human Services Department
Published
October 13, 2026
Document number
2026-20817
Docket
FDA-2024-D-2581
ABSTRACT

The Food and Drug Administration (FDA or Agency) is announcing the availability of a final guidance for industry entitled "Postapproval Manufacturing Changes to Biosimilar and Interchangeable Biosimilar Products: Questions and Answers." This guidance provides answers to commonly asked questions from applicants and other interested parties regarding postapproval manufacturing changes made to biosimilar and interchangeable biosimilar products licensed under the Public Health Service Act (PHS Act). This guidance finalizes the draft guidance of the same title issued on July 23, 2024.

Abstract as published in the Federal Register.

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The complete document — every provision, the docket, and the comment instructions — is published in the Federal Register. SPEQ surfaces and indexes it for reference; the authoritative text lives on federalregister.gov.

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