West Pharmaceutical Services introduced Westar Ready-to-Use (RU) steam-sterilized plungers, designed to reduce risk for chemical and physical deterioration of plungers through an optimized steam sterilization cycle. According to the company, the plungers can minimize impact on elastomers’ physical characteristics and chemical oxidation and degradation, decrease and lower the levels of extractables, with less potential for interaction between the plunger and the drug, and improve prefilled syring...