Adelphi Healthcare

18mm Screw Caps

Tamper-evident (TE) and child-resistant (CR) screw caps are designed to seal glass bottles containing oral medicines, protecting both the contents and the patient.

Key features

Choose From

  • Tamper-evident caps protect the container from mishandling and counterfeiting.
  • Child-resistant caps help to prevent opening by minors, safeguarding children.
  • PTFE-wadded caps provide a barrier between the contents and the plastic of the cap, recommended for sensitive or aggressive formulations.

Product compatibility

  • Available in tamper-evident or child-resistant designs.
  • Suitable for many oral drug formulations.

Technical specifications

  • Material: HDPE (high-density polyethylene) with Teflon wad, or PP (Polypropylene)
  • Sterilisation: Non-sterile.
A selection of white 18mm screw caps with different features.
Two white child resistant and tamper evident screw caps.
Two 18mm tamper evident screw caps.
Two lined 18mm tamper evident screw caps.

Product Applications

These 18mm screw caps are designed to seal oral medicine bottles with an 18mm neck finish. 

For use in clinical settings and for OTC medicines.

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Why Choose Adelphi?

  • Stock Held On-Site

    We hold stock in the UK and US. Fast delivery available on our most popular product lines.
  • Expert Support at Every Step

    Our knowledgeable team is here to offer advice and support at every stage of your project.
  • Scalable Solutions

    With low MOQs and large inventories, our service grows with you from development to production and beyond.
  • Trusted Across Industries

    Serving the pharma, biotech, diagnostic and associated industries for over 50 years.

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