Probably the most normally applied demulcents is carboxymethylcellulose (CMC), a cellulose by-product. CMC enhances the viscosity of tears and has mucoadhesive properties that permit it to stay within the ocular floor for very long amounts of time.ten The commercially readily available artificial tear concentration can range from 0.2% to https://omarl318dls5.thecomputerwiki.com/user