Sterile Filtration of Budesonide as a Preferred Sterilization Strategy

Curia’s white paper explains its choice of sterile filtration for budesonide API, where processing must protect chemical purity and physical properties. It places this approach in the context of alternative sterilization methods discussed in patent literature.

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Key takeaways

• Product stability guides the choice. Heat sensitivity makes sterilization strategy a molecule-specific decision.
• Filtration is followed by aseptic processing. Curia describes a validated 0.22 µm filter under Grade A (ISO 5) conditions, followed by aseptic crystallization, isolation, drying and packaging.
• Controls extend through the process. Media fill studies and environmental monitoring support the manufacture of sterile drug substance for subsequent formulation.

Read the three-page white paper for the technical rationale, alternative-method discussion and process controls.

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