How could we expedite vaccination distribution to protect society if there’s a pandemic? In a February 2017 report published in the Disaster Medicine and Public Health Preparedness Journal, ExtendSim was used to quantify the potential of integrating retail pharmacies into pandemic vaccine response planning. Model results indicated the weekly national vaccine administration capacity increased to 25 million doses per week supporting efforts to achieve a projected 80% vaccination coverage of a single dose of vaccine per person when retail pharmacies are integrated into pandemic vaccine response planning.