Warning letter

Libby Laboratories, Inc.: warning letter of Jun 27, 2025

FDA warning letter 708259 · Center for Drug Evaluation and Research (CDER)

Key facts

Reference number 708259
Company Libby Laboratories, Inc.
Subject CGMP/Finished Pharmaceuticals/Adulterated
Issue date Jun 27, 2025
Posted date Jul 8, 2025
Issuing office Center for Drug Evaluation and Research (CDER)
Product type Drugs
CFR sections cited 211.165(b), 211.34, 211.84(d)(1)
Inspection city Berkeley
Inspection ZIP 94710
Inspection start date Mar 11, 2025
Letter on fda.gov fda.gov

At a glance

  • 1–9 CFR sections cited
  • OAI Linked inspection classification
  • Yes Form FDA 483 issued

Counts are shown as ranges. Exact figures, trends and every underlying record are available in Orca1.

About FDA warning letters

FDA warning letters notify a firm of significant regulatory violations found during an inspection or review and request prompt corrective action.

Source: U.S. Food and Drug Administration (FDA), Warning Letters · Source date:

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