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Films and Coatings
vail 4ml
Pharmaceutical Packaging Components
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Prefillable Systems
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Self Injection Devices
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Vial Containment Solutions
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Washing and Sterilization
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Reconstitution and Transfer Devices

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Analytical Lab Services
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Contract Manufacturing
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Fill-Finish
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Regulatory Support

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Cell and Gene Therapy Packaging
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Drug Development Process
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Regulatory Challenges
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Transitioning to Combination Products

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Corporate Development
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Research and Development

Previous Blogs

By Your Side for Innovation

By Mike Schaefers

February 06, 2020

Our team will share their expertise and introduce several new and innovative pharmaceutical containment and closure offerings during the Paris Pharmapack trade show.

Flip-Off Seals

By Jia Min Boo

April 25, 2018

Customers  frequently ask: Do we need to wash secondary closures, such as West Flip-Off® seals? Like so many questions, the answer is “it depends”. But in general, the answer is “no”.

Seals

By Simon Meurer

December 11, 2017

Uninterrupted production on a high-speed filling line is a challenge. To help make this easier, West has developed Flip-Off® seals. Flip-Off seals are produced with the highest quality aluminum and plastic materials, and the TruEdge® manufacturing process.

West Flip-Off Seals

By JiaMin Boo

August 03, 2017

The right seal is essential for proper drug product vial closure. West offers a wide range of Flip-Off® seal (FOS) products to meet customers’ varying requirements. Three grades are available for crimping needs in varying environments:

  1. Standard Flip-Off® seals: for consistent, reliable crimping outside controlled environments
  2. Flip-Off® Plus seals: for clean crimping under grade A air supply
  3. Flip-Off® Clean, Certified, Sterilized (CCS) seals: for aseptic crimping inside grade A environments.