Edwards to run Claritin scheme: Schering-Plough SGP, maker of the top-selling allergy medicine, Claritin, announced its second Sprint Cup racing season as a sponsor of NASCAR star and long-time allergy sufferer Carl Edwards. Edwards, who takes non-drowsy Claritin to treat his allergy symptoms, will drive the #99 Claritin Ford during the April Sprint Cup race at Talladega Superspeedway.(MSN Money)(3-5-2009)