PCS Drug Screening is a testing and diagnostics company serving the Affton-Shrewsbury community. It specializes in on-site drug and alcohol screening services. Call or visit the website for more information.
Medex Healthcare Research works with participants in the area of prescription-drug trials.
It works with prospective volunteers to weigh benefits, risks and other aspects of participation before a trial begins. Studies that have happened in St. Louis have examined such issues as vaccines, asthma, diabetes and fibromyalgia.
The company's website provides an overview of services provided and includes a sign-up form for prospective volunteers.
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