FDA Guidance Documents
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FDA Guidance Documents

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FDA Guidance Documents

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.

Temporary Policies for Compounding Certain Starter Parenteral Nutrition Drug Products for Neonates

September 9th, 2026|

The Food and Drug Administration (FDA, Agency, or we) is announcing the availability of a guidance for industry titled "Temporary Policies for Compounding Certain Starter Parenteral Nutrition Drug Products for Neonates." This guidance describes the FDA's regulatory and enforcement priorities regarding the compounding of certain starter parenteral nutrition drug products...

Pharmacokinetics in Patients with Impaired Hepatic Function: Study Design, Data Analysis, and Impact on Dosage

September 2nd, 2026|

This draft guidance assists sponsors in the design and analysis of studies that assess the influence of hepatic impairment on the pharmacokinetics and, where appropriate, the pharmacodynamics of a drug, including therapeutic biological products. When final, this guidance will represent FDA's current thinking. FDA is also withdrawing the guidance for...

Dental Composite Resin Devices – Premarket Notification (510(k)) Submissions

September 2nd, 2026|

FDA is announcing the availability of a final guidance titled "Dental Composite Resin Devices--Premarket Notification (510(k)) Submissions." This guidance provides recommendations for device description, performance testing, and labeling to include in 510(k) submissions for dental composite resin devices. It supersedes the guidance "Dental Composite Resin Devices--Premarket Notification [510(k)] Submissions" dated...

Dental Curing Lights – Premarket Notification (510(k)) Submissions

September 2nd, 2026|

FDA is announcing the availability of a final guidance titled "Dental Curing Lights--Premarket Notification (510(k)) Submissions." This guidance provides recommendations for device description, performance testing, and labeling to include in 510(k) submissions for dental curing lights. It supersedes the guidance "Dental Curing Lights--Premarket Notification [510(k)] Submissions" dated March 27, 2006....

CVM GFI #116 (VICH GL23 (R2)) Studies to Evaluate the Safety of Residues of Veterinary Drugs in Human Food: Genotoxicity Testing (Revision 2)

September 2nd, 2026|

FDA is announcing the availability of a final guidance for industry (GFI) #116 (VICH GL23(R2)) titled "Studies to Evaluate the Safety of Residues of Veterinary Drugs in Human Food: Genotoxicity Testing (Revision 2)." This guidance has been developed for veterinary use by the International Cooperation on Harmonisation of Technical Requirements...

CVM GFI #115 (VICH GL22) Studies to Evaluate the Safety of Residues of Veterinary Drugs in Human Food: Reproduction Testing (Revision 1)

September 2nd, 2026|

FDA is announcing the availability of a final guidance for industry (GFI) #115 (VICH GL22(R)) titled "Studies to Evaluate the Safety of Residues of Veterinary Drugs in Human Food: Reproduction Testing (Revision 1)." This guidance has been developed for veterinary use by the International Cooperation on Harmonisation of Technical Requirements...

Compounding Animal Drugs From Bulk Drug Substances: Compounding Under CGMP in Federally-Registered Facilities

August 28th, 2026|

This draft guidance (GFI #256B) describes circumstances where FDA generally does not intend to take enforcement action against the compounding of animal drug products from bulk drug substances at facilities registered under sections 503B(b) or 510(b) of the FD&C Act operating under current good manufacturing practice (CGMP). It extends FDA's...

Evaluation of Therapeutic Equivalence

August 24th, 2026|

This final guidance explains the criteria FDA uses to evaluate the therapeutic equivalence (TE) of drug products and what TE codes indicate for multisource prescription drug products listed in the Approved Drug Products With Therapeutic Equivalence Evaluations (the Orange Book). This guidance finalizes the draft guidance of the same title...

Potency Assessment of Active Immunotherapy Products

August 20th, 2026|

This draft guidance provides recommendations for developing assays to evaluate potency as part of a potency assurance strategy for active immunotherapy products (ACTIMPs), including peptide- and protein-based ACTIMPs that are not cellular or gene therapy products. It supplements FDA's December 2023 draft guidance "Potency Assurance for Cellular and Gene Therapy...

Frequently Asked Questions — Developing Potential Cellular and Gene Therapy Products

August 20th, 2026|

This final guidance provides industry with answers to frequently asked questions (FAQs) and commonly faced issues that arise during the development of cellular and gene therapy (CGT) products, spanning regulatory review, chemistry, manufacturing, and controls (CMC), pharmacology/toxicology, clinical, and clinical pharmacology topics. This guidance finalizes the draft version issued in...

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