CVS: FREE Sample Of Clear Scalp Therapy September 12, 2012 by Queen Mum Leave a Comment Understanding Extra Care Bucks (ECB) * Shopping CVS Current CVS Deals Enter your CVS ExtraCare Card number and score a FREE 3-oz. Clear Scalp Therapy sample. After you enter your info a coupn will be sent via email. Coupn is valid thru 9-14 so get yours now. CLICK for free sample.