Warning Letters Special Report: A Focus On Sterility Risks From Water Systems, Open Cleanrooms

A B. cepacia contamination recurrence led the US FDA to double down on sterility assurance of water systems in 2022, a trend likely to continue, Part 7 of our series finds. Open cleanroom contamination continued to drive warning letters as Annex 1 policy revision adds incentives to separate workers from injectable drug products with access barriers or isolators.