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CVM GFI #5 Drug Stability Guidelines

FinalCenter for Veterinary Medicine12/09/2008

Description

Section 512(b) of the Federal Food, Drug and Cosmetic Act (21 U.S.C. 360b) establishes the requirements for new animal drug approval.  21 CFR 514.1 specifies the proper form and the information required to be submitted. Included is a requirement under section 514.1(b)(5)(x) that an applicant submit data from stability studies completed as well as information about studies that are underway to substantiate the request for a specific expiration date and provide information on the stability of the drug products.

Scope & Applicability

Product Classes

10
Pharmaceutical Dosage Forms

Guideline applies to pharmaceutical dosage forms and medicated feed products.; Regulation 21 CFR 211.94 is for pharmaceutical dosage forms; dosage forms studied at 25°C for stability; General aspects for determining the stability of drug components in finished drug preparations.; Soluble powders and drenches are considered pharmaceutical dosage forms; Stability Guidelines are mainly related to finished dosage forms

rDNA Products

genetically engineered active ingredients administered to animals

Vat Dips

dosage form dissolved in the recommended solvent system

Microencapsulated Products

offer specialized drug delivery systems and dosage form characteristics

Sustained-Release Products

stability study should include assays for the release pattern

Mastitis Preparations

Stability tests for mastitis preparations are basically the same as for solutions

Milk Replacers

Medicated milk replacers prepared using hard and soft water

Oral Drenches

Drenches for oral administration available as powders, solutions or suspensions

Soluble Powders

Medicated soluble powders for the preparation of drinking water

Medicated blocks

compressed feed material shaped into a cubic form for animal free-choice use

Stakeholders

1
Applicant

Entity submitting development data and knowledge; Entity performing the work process for change

Regulatory Context

Attributes

10
Expiration Date

Property of a device that may be changed via established protocols

Total Moisture

Physical/chemical parameter for typical liquid feed supplement.

Stratification

Layering of active ingredients which may require agitation.

Uniform dispersion

Requirement for the drug chemical to be evenly spread in the matrix.

Viscosity

Physicochemical characteristic used to assure product acceptability.

Moisture content

A material attribute CPP, such as moisture content, should have the same target value across scales.

Potency

Measurement of potency for biological products

Conditions of storage

reporting stability data including conditions of storage

Label Claim

reporting stability data including label claim

Limit of Detection

LoD; minimum and maximum amount of DNA providing expected results in 95% of runs.

Identified Hazards

Hazards

5
Degradation products

quality attributes impacted by sterilization such as degradation products

Degradation

relevant known risk factor

Decomposition

A condition leading to the appearance of adulteration.

Separation of Layers

physical instability in suspensions after freezing

Precipitate

physical abnormality occurring after freezing that requires toxicity identification

Related CFR Sections (6)

Related Warning Letters (6)

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    Huangshi Hygienic Material Medicine Co., Ltd.

    2025-06-03
  • CGMP/Finished Pharmaceuticals/Adulterated

    Catwalk Cosmetic Laboratories Pty Ltd.

    2024-11-26
  • CGMP/Finished Pharmaceuticals/Adulterated

    Tianjin Darentang Jingwanhong Pharmaceutical Co., Ltd.

    2024-11-19
  • CGMP/Finished Pharmaceuticals/Adulterated

    AmLion Toothpaste Mfg. Sdn. Bhd.

    2023-11-21
  • CGMP/Finished Pharmaceuticals/Adulterated

    Delta Kozmetik Sanayi Ve Ticaret-Selim Yesil

    2023-02-14
  • CGMP/Finished Pharmaceuticals/Adulterated

    Clientele, Inc.

    2020-12-29

See Also (8)