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Pharmaceutical Rubber Stoppers

Quality and Safety in Drug Packaging

West stoppers protect your drugs from environmental impact and maintain the quality and safety of drugs. West manufactures its modern elastomeric formulations from pharmaceutical clean ingredients according to the highest standards and in configurations suitable for most parenteral uses. For drugs with special characteristics, West applies its research, technical and engineering services to combine solutions and identify alternatives that meets our customer’s requirements.  

West NovaPure®

Consistent, reliable,
high-quality components
that are developed under
Quality by Design principles
to mitigate risk and
meet patient needs.


West Ready Pack® System

The answer for small-
scale, low-risk packaging
needs. Sterile ready-to-use
seals, stoppers, your choice
of Daikyo Crystal Zenith®
or glass vials and optional
vial adapters.


West FluroTec®
Barrier Film
Your premier choice
to protect drugs
from contamination by
reducing interaction
between stopper
and drug.


West LyoTec® Stoppers

LyoTec stoppers
prevent sticking to
lyophilization chamber
shelves, reducing risk of
lost product and lost time.

Westar processed
stoppers are delivered
or ready-to-use – shortening
preparation time, avoiding
costly investments in
washing and sterilization
capacity on site and
boosting efficiency.





















FluroTec®, LyoTec®, FlipOff®, Ready Pack®, NovaPure®​ and Westar®​ are registered trademarks of West Pharmaceutical Services, Inc., in the United States and other jurisdictions. Daikyo Crystal Zenith is a registered trademark of Daikyo Seiko, Ltd. Crystal Zenith® and FluroTec®​ technologies are licensed from Daikyo Seiko, Ltd.​