FDA Guidance Documents
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FDA Guidance Documents

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Stay current with the latest FDA guidance documents affecting drug, biologic, device, and diagnostic development. Browse recently issued and updated guidance to identify evolving regulatory expectations, compliance considerations, and recommendations that may influence your development and testing strategies.

CVM GFI #91 (VICH GL8 (R)) Stability Testing for Medicated Premix (or Type A Medicated Article) (Revision 1)

April 21st, 2026|

This guidance document is an annex to the parent guidance VICH GL3, “Stability Testing of New Veterinary Drug Substances and Medicinal Products.” It addresses the recommendations for stability testing of new veterinary medicinal Medicated Premix products intended for submission for approval to the European Union, Japan and the United States....

Compliance Policy Regarding Premarket and Other Requirements for Certain NIOSH Approved Air-Purifying Respirators: Draft Guidance for Industry and Food and Drug Administration Staff

April 20th, 2026|

FDA is issuing this draft guidance to provide a proposed compliance policy for and information about respirators approved by the Centers for Disease Control and Prevention (CDC) National Institute for Occupational Safety and Health (NIOSH) in accordance with 42 CFR part 84, specifically: surgical N95 respirators and N95 filtering facepiece...

Establishing Impurity Specifications for Antibiotics

April 20th, 2026|

The Food and Drug Administration (FDA, Agency, or we) is announcing the availability of a draft guidance for industry entitled “Establishing Impurity Specifications for Antibiotics.” The draft guidance provides recommendations regarding the establishment of specifications for organic impurities in antibiotics manufactured by fermentation and semi-synthesis. This draft guidance applies to...

Expanded Access to Investigational Drugs for Treatment Use: Questions and Answers

April 15th, 2026|

This guidance provides information for industry, researchers, physicians, institutional review boards, and patients about the implementation of FDA’s regulations on expanded access to investigational drugs for treatment use under an investigational new drug application (21 CFR part 312, subpart I), which went into effect on October 13, 2009. FDA received...

Safety Assessment of Genome Editing in Human Gene Therapy Products Using Next-Generation Sequencing

April 14th, 2026|

For a high-level overview of this guidance document, please watch this recorded webinar featuring Komudi Singh, PhD from FDA’s Office of Therapeutic Products. This guidance provides recommendations for next-generation sequencing (NGS)-based methods used in nonclinical studies that will likely be needed to support initiation of clinical trials of investigational human...

Bioanalytical Method Validation for Biomarkers

April 10th, 2026|

This guidance helps sponsors of investigational new drug applications (INDs) and applicants of new drug applications (NDAs), biologics license applications (BLAs), and NDA and BLA supplements as well as abbreviated new drug applications (ANDAs), as applicable, to validate bioanalytical methods used to evaluate biomarker concentrations. This guidance can also inform...

Incorporating Voluntary Patient Preference Information over the Total Product Life Cycle: Guidance for Industry, Food and Drug Administration Staff, and Other Interested Parties

March 30th, 2026|

FDA is issuing this guidance to provide recommendations on when and what methods to use to collect and submit patient preference information (PPI) for a device to FDA. This guidance explains the principal concepts that sponsors and other interested parties should consider when choosing to collect and submit PPI to...

Pyrogen and Endotoxins Testing: Questions and Answers: Guidance for Industry

March 18th, 2026|

This guidance provides recommendations for biological product, drug, and device firms on FDA’s current thinking concerning the testing recommendations and acceptance criteria in the United States Pharmacopeia (USP) Chapter “Bacterial Endotoxins Test”, USP Chapter “Medical Devices ‒ Bacterial Endotoxin and Pyrogen Tests”, and the Association for the Advancement...

General Considerations for the Use of New Approach Methodologies in Drug Development

March 18th, 2026|

The Food and Drug Administration (FDA, Agency, or we) is announcing the availability of a draft guidance for industry entitled “General Considerations for the Use of New Approach Methodologies in Drug Development.” The purpose of this draft guidance is to provide drug developers with a validation framework and general recommendations...

Physicochemical and Structural (Q3) Characterization of Topical Drug Products Submitted in ANDAs

March 17th, 2026|

Office of Regulatory Policy The Food and Drug Administration (FDA or Agency) is announcing the availability of a final guidance for industry entitled “Physicochemical and Structural (Q3) Characterization of Topical Drug Products Submitted in ANDAs.” This guidance is intended to assist applicants who submit abbreviated new drug applications (ANDAs) for...

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