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Introducing the Alba® Primary Packaging Platform. Part 1: Particle Release Evaluation.

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Summary

The Alba primary packaging platform significantly reduces subvisible particle release from drug containers, ensuring greater drug stability and formulation compatibility. This innovative coating technology minimizes interactions between drugs and packaging, crucial for sensitive biologics.

Keywords:
Primary packagingProtein aggregationProtein formulationSilicone oilSubvisible particlesVisible particles

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Area of Science:

  • Pharmaceutical Packaging Science
  • Materials Science in Drug Delivery
  • Biopharmaceutical Stability

Background:

  • Drug sensitivity to primary packaging materials is a critical concern in the pharmaceutical industry, especially for biologics.
  • Interactions between drug formulations and container surfaces can lead to instability, leachables, and particle formation.
  • Existing siliconization methods may contribute to drug-container incompatibility and particle release.

Purpose of the Study:

  • To evaluate the Alba primary packaging platform's effectiveness in reducing subvisible particle release.
  • To demonstrate the comparability of performance across different Alba container types.
  • To validate the innovative cross-linked silicone-based coating's impact on drug-container interactions.

Main Methods:

  • Utilized various analytical methods for particle measurement on bulk, Alba-treated, and standard spray-on siliconized containers.
  • Applied standard compendial testing and developed a more challenging autoclave treatment (1 hour at 121°C) for performance evaluation.
  • Assessed subvisible particle release under stressed conditions to highlight the technology's benefits.

Main Results:

  • Alba containers demonstrated a substantial reduction in released particle concentrations compared to standard spray-on siliconized containers, particularly under stressful autoclave conditions.
  • Performance comparability was observed across all containers within the Alba platform.
  • Alba-coated syringes showed particle release comparable to bulk syringes under milder testing conditions.

Conclusions:

  • The Alba primary packaging platform effectively minimizes subvisible particle release, enhancing drug stability and formulation development.
  • The innovative coating technology ensures consistent performance across various container types, simplifying the transition between primary packaging options.
  • This technology offers a significant advantage in reducing drug formulation development timelines and mitigating risks associated with drug-container interactions.