FDA Warning Letter Explorer
Drugs · Jun 28, 2023

Fuller Industries Inc.

4 extracted findings · 2 model-assigned issue types

FDA source excerpt, selected passage

Your firm’s quality control unit failed to exercise its responsibility to ensure drug products manufactured are in compliance with CGMP, and meet established specifications for identity, strength, quality, and purity (21 CFR 211.22).

Findings and supporting evidence

Model-assisted readings, not an exhaustive interpretation. Compare with the extracted source findings below.

Quality unit & oversight21 CFR 211.22

The quality unit failed to provide adequate oversight, including not ensuring assay testing for the active ingredient is performed and reviewed for every batch, not establishing appropriate procedures for investigating OOS results, not establishing an adequate stability program, not establishing appropriate identification of samples, and not performing annual product reviews.

Supporting FDA text
Source excerpt · automated text-match check

Your firm’s quality control unit failed to exercise its responsibility to ensure drug products manufactured are in compliance with CGMP, and meet established specifications for identity, strength, quality, and purity (21 CFR 211.22).

Laboratory controls & testing21 CFR 211.160(b)

The firm did not ensure test methods were appropriate for their intended use, lacking a scientifically sound procedure for testing total solids, and used a non-validated method from an internet search that was not specific or appropriate for drug products.

Supporting FDA text
Source excerpt · automated text-match check

Your firm failed to establish laboratory controls that include scientifically sound and appropriate specifications, standards, sampling plans, and test procedures designed to assure that components, drug product containers, closures, in-process materials, labeling, and drug products conform to appropriate standards of identity, strength, quality, and purity (21 CFR 211.160(b)).

Findings extracted from the letter

Selected FDA passages, not the complete letter.

01
Your firm failed to test samples of each component for identity and conformity with all appropriate written specifications for purity, strength, and quality. Your firm also failed to validate and establish the reliability of your component supplier’s test analyses at appropriate intervals (21 CFR 211.84(d)(1) and 211.84(d)(2)).
02
You failed to perform adequate identity testing of each component lot used in the manufacture of your OTC drug products. You also relied on your suppliers’ certificate of analysis (COA) without establishing the reliability of your component suppliers’ test analyses at appropriate intervals.
03
Your firm failed to establish laboratory controls that include scientifically sound and appropriate specifications, standards, sampling plans, and test procedures designed to assure that components, drug product containers, closures, in-process materials, labeling, and drug products conform to appropriate standards of identity, strength, quality, and purity (21 CFR 211.160(b)).
04
Failure to address violations may also cause FDA to withhold issuance of Export Certificates. FDA may withhold approval of new applications or supplements listing your firm as a drug manufacturer until any violations are completely addressed and we confirm your compliance with CGMP. We may re-inspect to verify that you have completed corrective actions to address any violations.

What FDA requested

Model-assisted summary. Consult the letter for complete requests and conditions.

  • A comprehensive assessment and remediation plan to ensure your QU is given the authority and resources to effectively function, including a determination of whether procedures used by your firm are robust and appropriate, provisions for QU oversight throughout your operations, a complete and final review of each batch and its related information before the QU disposition decision, and oversight and approval of investigations and discharging of all other QU duties to ensure identity, strength, quality, and purity of all products.
  • A comprehensive, independent assessment of your overall system for investigating deviations, complaints, discrepancies, OOS results, and failures, with a detailed action plan to remediate this system, including significant improvements in investigation competencies, scope determination, root cause evaluation, CAPA effectiveness, QU oversight, and written procedures, and how you will ensure all phases of investigations are appropriately conducted.
  • A comprehensive, independent assessment and CAPA plan to ensure the adequacy of your stability program, including stability-indicating methods, stability studies for each drug product in its marketed container-closure system before distribution, an ongoing program where representative batches of each product are added each year, detailed definition of specific attributes to be tested at each timepoint, and all procedures describing these elements.
  • A comprehensive review of your material system to determine whether all suppliers of components, containers, and closures are each qualified and the materials are assigned appropriate expiration or retest dates, and whether incoming material controls are adequate to prevent use of unsuitable components, containers, and closures.
  • A description of how you will test each component lot for conformity with all appropriate specifications for identity, strength, quality, and purity, including how you will establish the reliability of supplier's COA results if you intend to accept them, and a commitment to always conduct at least one specific identity test for each incoming component lot.
  • Results of tests for DEG and EG in retain samples of all propylene glycol lots, and results for methanol in retain samples of all ethanol lots, used to manufacture your drug products.
  • A full risk assessment for drug products that contain propylene glycol and/or ethanol that are within expiry in the U.S. market, with prompt CAPA and details of future actions to ensure appropriate selection of suppliers, ongoing scrutiny of their supply chain, and appropriate incoming lot controls.
  • A comprehensive, independent assessment of your laboratory practices, procedures, methods, equipment, documentation, and analyst competencies, with a detailed plan to remediate and evaluate the effectiveness of your laboratory system, and a list of chemical and microbial test methods and specifications used to analyze each lot of your drug product before making a lot disposition decision, and the associated written procedures.

Sections and clauses cited

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