Polyquad ® is a detergent-type preservative derived from BAK. Polyquad was formulated in the mid 1980s by Alcon as a preservative for contact lens storage solutions. It was developed because ...

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The solution’s exclusive 2D formula uses Polyquad and Aldox dual disinfectants to eliminate microorganisms that could potentially lead to eye infections. Plus, the Hydraglyde Moisture Matrix ...