Hamilton Quality · Independent Analysis

Quality Intelligence Briefing

Consequential U.S. pharmaceutical and medical-device quality developments, translated into practical questions for the work ahead.

Current Brief

The latest quality signals

Independent commentary on publicly available enforcement actions, recalls, and regulatory developments.

Briefing Archive

Previous issues

Browse every issue online or keep a PDF copy for reference.

Week ended October 31, 2026

U.S. Quality Intelligence Brief — Week Ended October 31, 2026

FDA warning letters, revised drug-delivery draft guidance, and PF4 and Medline safety updates address monitoring reliability, CAPA and product performance.

Week ended October 24, 2026

U.S. Quality Intelligence Brief — Week Ended October 24, 2026

FDA warning letters address contamination controls, CAPA, data integrity, OOS investigations and batch disposition, alongside updated PCCP resources.

Week ended October 17, 2026

U.S. Quality Intelligence Brief — Week Ended October 17, 2026

FDA warning letters on microbiological data, sterile manufacturing and investigation evidence, plus Par Health and Edwards Lifesciences safety updates.

Week ended October 11, 2026

U.S. Quality Intelligence Brief — Week Ended October 11, 2026

Biosimilar manufacturing-change guidance, Pine and TCI BioCosme warning letters, Nova StatStrip, Unilam, and a Curia data-integrity retrospective.

Week ended October 4, 2026

U.S. Quality Intelligence Brief — Week Ended October 4, 2026

Fresenius Kabi, Greenwich Rx, and Neogen/Sciarra FDA actions illustrate sterile-product control, ingredient suitability, and manufacturing oversight.

Week ended September 27, 2026

U.S. Quality Intelligence Brief — Week Ended September 27, 2026

Retrospective OOS review, visible particulate investigations, packaging-control recurrence, sterile compounding, and the effectiveness of device CAPA systems.

Week ended September 20, 2026

U.S. Quality Intelligence Brief — Week Ended September 20, 2026

The week was moderately active but highly concentrated. FDA’s Warning Letter to Bausch + Lomb is the clear headline and belongs in any current reference file addressing contamination investigations, adverse trending and sterile-product disposition.

Week ended September 13, 2026

U.S. Quality Intelligence Brief — Week Ended September 13, 2026

This week’s quality signal was concentrated but consequential: an FDA Warning Letter describing repeated CGMP observations, unfulfilled remediation commitments, and inadequate executive-management oversight; an injectable-drug recall demonstrating the importance of API-level product bounding; and several device actions involving correction effectiveness, software controls, recurrence analysis, and machine-learning validation.

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