Imperial Companies Ancillary Supplies


The neurology patient community is among the most difficult to recruit for clinical trials. Yet DAC has successfully recruited more than 5,000 patients across 18 trials in 30+ countries. Our methodology relies on a synergistic blend of study branding, customized collateral development and media placement.

Success Story: Mild-to-Moderate Alzheimer’s Disease Rescue Retention Program Study Details

  • Rescue program
  • 22-month campaign
  • 176 study sites, 2,285 patients
  • Existing attrition rate of 14.7 patients per month

DAC Objectives

  • Reduce monthly attrition rate
  • Engage patients and caregivers regularly throughout the study
  • Provide messaging and support materials in multiple formats for patients and caregivers


  • Study branding for awareness
  • Patient education and support packages
  • Caregiver education and support packages
  • Patient/caregiver newsletters
  • Direct mail and email messages


  • Pre-DAC involvement: attrition rate of 14.7 patients per month
  • Post-DAC involvement: decreased attrition rate to 5.7 patients per month

Click below to view creative examples.