Zinc from needle shields may contribute to syringe clogging
Tehnologie
Paul Scherrer Institut (PSI) Jul 31 2025 Employees of the technology transfer centre ANAXAM and researchers from the Paul Scherrer Institute PSI used the unique analytical methods available at PSI to look inside pre-filled syringes. They found that, in rare cases, zinc from the needle shield can leach into the drug solution to be injected and possibly contribute to syringe clogging. The task which the employees of the technology transfer centre ANAXAM set themselves, together with colleagues at
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