Use WebMD 's Pill Identifier to find and identify any over-the-counter or prescription drug, pill, or medication by color, shape, or imprint and easily compare .How To Use the RxList Pill Identifier/Pill Finder Tool. Enter or Select from the drop down, the imprint code on the medication, The imprint is the letters, numbers or other markings on the pill, tablet or capsule. Select the color of the pill in the pull-down menu above..The CVS pill identifier lets you easily enter drug markings, color and shape to identify unknown pills. See pictures and pill information at CVS.com..Use Medscape 's pill identifier tool to ID more than 10000 prescription and OTC drugs and supplements. Identify tablets and capsules by color, shape, imprint, .