Incremental Effect on New Patient Starts and Adherence/Next Fill vs. Control Source: Online Marketing Effectiveness Benchmarks for the Pharmaceutical Industry (2009 Release)   Prospects Patients New Patient Starts Adherence/Next Fill Exposed & Interacted (Rich Media*) Not Reportable +14.0 % points Visited Brand.com +11.9 % points +24.7 % points

comScore, Inc. (NASDAQ: SCOR), a leader in measuring the digital world, today released results from its third annual study Online Marketing Effectiveness Benchmarks for the Pharmaceutical Industry, which found that exposure to online media, including a brand’s website and online ads, had a significant positive lift on a treatment’s awareness and favorability. The results also showed that visitation to a brand’s website generated significant levels of incremental new patient starts and refills. Read more at www.comscore.com