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Shield Flea & Tick Treatment for Medium Dogs 21-40 lbs., Count of 3

Frontline Shield Flea & Tick Treatment for Medium Dogs, 21 - 40 lbs, 3 doses (3-Month Protection)

Frontline Shield Extra Strength Flea and Tick Spot Treatment for Dogs, 21-40lbs, 1 Month, Waterproof, Size: 3 Count | PetSmart

FRONTLINE® Shield for Dogs Flea & Tick Treatment Medium Dog 21-40 lbs Blue Box 3ct

FRONTLINE® Shield for Dogs Flea & Tick Treatment, 21-40 lbs, 3ct

Frontline Shield Flea and Tick Prevention for Dogs 21-40 lb., 3-Pack