CVS: Colgate ProClinical Toothpaste Clearance February 24, 2011 by Mitchell Wischmann This post may contain a link to an affiliate. See my disclosure policy for more information. Quite a few people have been finding Colgate ProClinical toothpaste on clearance at CVS, for as low as $1.24-$1.37. Combine that clearance price with a coupon, and you have some really cheap clinical toothpaste! Colgate ProClinical Toothpaste (4 oz), on clearance for $1.24-$1.37 Use the $1/1 coupon from the 2/6 SS Final cost: as low as $0.24 each Thanks, Hip2Save!