Spectra SHIELD® Collar Attached Medallion contains Zetacypermethrin which is a powerful synergized pyrethroid that kills adult fleas and all blood-feeding stages of ticks.
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About Spectra SHIELD
Spectra SHIELD® Collar Attached Medallion offers 4 months of flea and tick control for dogs 6 months and older.This unique product makes flea and tick control easier and more convenient than it’s ever been before!