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Simparica Trio for Dogs (Various Sizes) (3 Chewables/Box)
Prior to administration of heartworm prevention medication, your pet must be up to date with heartworm prevention. Please see your veterinarian for a heartworm test if your pet is not currently on heartworm prevention or has missed more than 2 weeks.
Simparica Trio is a once-a-month highly palatable liver-flavored chewable that protects your dog with three proven ingredients designed for defense.
It protects dogs against heartworm disease. ticks & fleas, roundworms & hookworms and infections that may cause Lyme disease by killing deer ticks.