PV Bulletin

CVM GFI #152 Guidance on Antimicrobial New Animal Drugs

The updated FDA guidance outlines new safety assessment standards for antimicrobial new animal drugs, emphasizing risk management regarding potential antimicrobial resistance.

Primary source: Advisory Committee Guidance Documents

PV Impact Brief

Urgency: HighConfidence: high

What changed

Sponsors of antimicrobial animal drugs must now integrate the new safety assessment standards and ongoing AMR surveillance into their product monitoring and risk management strategies.

Why it matters

This guidance is crucial for ensuring that new animal drugs do not pose a risk to human health due to the development of antimicrobial resistance, addressing significant public health concerns.

Action needed

Review and update product monitoring and risk management plans to align with the new safety assessment standards and AMR surveillance requirements as specified in the updated guidance.

Relevant for
Regulatory Intelligence LeadSignal Management LeadQPPV
Processes impacted
Signal ManagementCountry Compliance
Owner

Regulatory Intelligence Lead

Review cadence

As needed based on regulatory updates.

Policy change details

Document type
Guidance
Policy status
final
Publication date
2026-08-05
Policy change
The FDA Center for Veterinary Medicine has issued updated final guidance GFI #152, which provides recommendations for assessing the safety of antimicrobial new animal drugs in food-producing animals. The guidance focuses on the potential development of antimicrobial resistance (AMR) in bacteria and its transfer to humans. It establishes a framework for evaluating these safety risks as part of the new animal drug application process.

Key changes

Updated safety assessment standards for antimicrobial drugs; revised recommendations for evaluating antimicrobial resistance (AMR) risk; clarified data requirements for new animal drug applications regarding human health impact.

Affected workflows

Signal ManagementCountry Compliance

Responsible groups

Clinical SafetyPV OperationsRegulatory Affairs

PV impact

Sponsors of antimicrobial animal drugs must incorporate these safety assessment standards into their product monitoring and risk management plans. The guidance emphasizes the need for ongoing surveillance of antimicrobial resistance, which is a critical safety consideration for this class of medicinal products in the context of one-health pharmacovigilance.

View regulator source

Source document details

Exact policy details

Pre-approval safety evaluation
FDA must determine that the drug is safe and effective for its intended use in the animal.
Applies to: Antimicrobial new animal drugs intended for use in food-producing animals
Section 512(d)(1) of the Federal Food, Drug, and Cosmetic Act · p. 1 · High · Source
Human health safety determination
Reasonable certainty of no harm to human health from the proposed use of the drug in food-producing animals.
Applies to: Antimicrobial new animal drugs intended for food-producing animals
21 CFR 514.1(b)(8); sections 512(d)(1)(B) and 512(d)(2)(A) of the FD&C Act · p. 1 · High · Source
Risk assessment methodology
The guidance outlines a risk assessment approach to evaluate the microbial food safety risks posed by antimicrobial new animal drugs.
Applies to: Sponsors of the new animal drug applications
Introduction Section · p. 3 · High · Source
Consultation with FDA
Sponsors are encouraged to consult with FDA to decide if the risk assessment approach is suitable for NADAs.
Applies to: NADAs for antimicrobial drug combinations and supplemental NADAs
Scope of Guidance Document Section · p. 4 · High · Source

Workflow rule impacts

ICSRFDA Center for Veterinary Medicine

Increased evaluation workload for sponsors to comply with guidance on antimicrobial new animal drugs.

Introduction of qualitative risk assessment for antimicrobial drugs.

Hazard Characterization Section · p. 4 · High · Source

Extracted documents

Evidence and confidence

Confidence: highSource updated: Aug 5, 2026

Full briefing

Practical implication

Review and update product monitoring and risk management plans to align with the new safety assessment standards and AMR surveillance requirements as specified in the updated guidance.

The FDA has released updated guidance (CVM GFI #152) detailing safety evaluations for antimicrobial new animal drugs in food-producing animals. This guidance stresses the assessment of antimicrobial resistance (AMR) risks and requires sponsors to incorporate ongoing surveillance of AMR into their monitoring plans. It establishes a framework for evaluating the safety of these drugs concerning human health risks, especially in the context of one-health pharmacovigilance.

What changed: Sponsors of antimicrobial animal drugs must now integrate the new safety assessment standards and ongoing AMR surveillance into their product monitoring and risk management strategies.

Why it matters: This guidance is crucial for ensuring that new animal drugs do not pose a risk to human health due to the development of antimicrobial resistance, addressing significant public health concerns.

Practical implication: Review and update product monitoring and risk management plans to align with the new safety assessment standards and AMR surveillance requirements as specified in the updated guidance.

View original source

Published from the Firecrawl policy change extraction pipeline.

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